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Aaron M.
Gruber

Partner, Corporate

agruber@cravath.com
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Aaron M. Gruber is Co-Head of the Global Mergers and Acquisitions Practice. He focuses his practice on mergers and acquisitions, activist defense, corporate governance and general corporate matters. 

Mr. Gruber’s clients have included Alcoa, the Aquarion Water Authority, Assisted Living Concepts, Barrick Gold, BDT, Biogen, Biovail Pharmaceuticals, Cigna, Corteva, Cowen, Deutsche Börse, Element Financial, Eurazeo, FS Investments, KION Group, Knorr‑Bremse, The Linde Group, Novartis, NRG Energy, RELX Group, RWE, Ulta Beauty, Unilever, Viatris and Vista Outdoor.

Notable transactions include representing:

  • FS Investments in its combination with Portfolio Advisors, creating a $75 billion alternative investment firm, and in the transition of the management of its business development company (BDC) platform to investment advisory partnerships with EIG Global Energy Partners and KKR;
  • Viatris in its divestitures totaling $6.94 billion in value, including the $3.335 billion combination of its biosimilars portfolio with Biocon Biologics and the divestitures of its Over‑the‑Counter, Women’s Healthcare and Active Pharmaceutical Ingredients businesses;
  • Mylan in its $50 billion combination with Upjohn, a division of Pfizer, to form Viatris, its acquisition of global marketing rights to GA Depot through an investment in and partnership with Mapi Pharma, its $9.9 billion acquisition of Meda, its acquisition of the non-sterile, topicals-focused specialty and generics business of Renaissance Acquisition Holdings for $950 million in cash at closing plus additional contingent payments of up to $50 million, its successful takeover defense against Teva’s $40 billion hostile bid, its proposal to acquire Perrigo in a transaction valued at approximately $35 billion, its $5.6 billion inversion acquisition of Abbott Laboratories’ non-U.S. developed markets specialty and branded generics business and its $550 million acquisition of Bioniche Pharma;
  • Unilever in its acquisition of a majority stake in Nutrafol, its acquisition of OLLY Nutrition, its acquisition of Sundial Brands, its $384 million acquisition of the TAZO brand from Starbucks, its acquisition of Seventh Generation, its acquisition of Murad, its acquisition of Dermalogica, its acquisition of Talenti Gelato & Sorbetto, the $2.15 billion sale of its North America pasta sauces business under the Ragú and Bertolli brands to Mizkan Group and its $3.7 billion acquisition of Alberto‑Culver;
  • Vista Outdoor in the $2.225 billion sale of The Kinetic Group to Czechoslovak Group and the $1.125 billion sale of Revelyst to SVP;
  • HCSC in its $3.3 billion acquisition of Cigna’s Medicare businesses and CareAllies;
  • Biogen in its $7.3 billion acquisition of Reata Pharmaceuticals;
  • The Snyder family in the $6.05 billion sale of the NFL's Washington Commanders to a partnership led by Josh Harris;
  • RWE in its $6.8 billion acquisition of the Con Edison Clean Energy Businesses;  
  • The Aquarion Water Authority in its pending $2.4 billion acquisition of Aquarion Water Company from Eversource Energy;
  • The special committee of the board of directors of EchoStar in the $26 billion combination with DISH Network;
  • BDT and its affiliates in the take-private acquisition of Weber, valuing Weber at $3.7 billion;
  • Atalaya Capital Management in its $800 million sale to Blue Owl Capital;
  • Thrivent in its acquisition of a majority stake in College Avenue;
  • Cowen in its $1.9 billion acquisition by TD;
  • Convey Health Solutions in its $1.1 billion take‑private acquisition by TPG Capital;
  • Schneider Electric in its acquisition of AutoGrid;
    • RELX Group in its acquisition of Human API, its acquisition of Interfolio, its acquisition of BehavioSec, its acquisition of Osmosis, its acquisition of Shadow Health, its acquisition of Emailage, its $375 million acquisition of ID Analytics, its acquisition of Aries Systems, its acquisition of Safe Banking Systems, its £580 million acquisition of ThreatMetrix, its acquisition of bepress and LexisNexis Legal & Professional’s joint ventures with Knowable and LEAP Legal Software;
  • The independent members of the Neenah board of directors in the $3 billion combination with SWM;
  • NRG Energy in its cooperation agreement with Elliott Management;
  • Corteva in its agreement with Starboard;
  • Eurazeo in its acquisition of Scaled Agile and its acquisition of WorldStrides;
  • Ulta Beauty in its strategic partnership with Target;
  • The special committee of the board of Eidos Therapeutics in the $2.83 billion merger with BridgeBio Pharma;
  • Barrick Gold in its proposed $42 billion merger and subsequent joint venture with Newmont Mining;
  • Deutsche Börse in its €3.9 billion acquisition of SimCorp, the combination of ISS and Qontigo’s index business as ISS STOXX, its previous $2.275 billion acquisition of ISS and its $850 million acquisition of Axioma;
  • Linde in its $70 billion merger of equals with Praxair, its acquisition of American HomePatient and its $4.6 billion acquisition of Lincare Holdings;
  • Knorr-Bremse in its $149.5 million acquisition of R.H. Sheppard and the sale of R.H. Sheppard to Balmoral Funds;
  • KION Group in its $2.1 billion acquisition of Dematic from funds managed by AEA Investors and Ontario Teachers’ Pension Plan;
  • Cigna in its proposed $54.2 billion merger with Anthem;
  • Element Financial in its acquisition of PHH Arval, PHH Corporation’s North American fleet management services business, for $1.4 billion in cash and the assumption of $3.5 billion of PHH Arval debt;
  • The special committee of the board of directors of Assisted Living Concepts in the $485 million sale to TPG Capital;
  • Gerber Scientific in its $283 million sale to Vector Capital;
  • Novartis in its $470 million acquisition of Genoptix;
  • Biovail Pharmaceuticals in its $6.5 billion merger of equals with Valeant Pharmaceuticals;
  • EMBARQ in its $11.6 billion merger with CenturyTel;
  • Alpharma in the $395 million sale of its active pharmaceutical ingredients business to 3i; and
  • Alcoa in the $2.7 billion sale of its packaging and consumer business to Rank Group.

Mr. Gruber has been recognized for his work in mergers and acquisitions by Chambers USA, The Legal 500 US, IFLR1000 and Lawdragon and has also been recognized by The Legal 500 US for his transactional work in the technology industry. He was named to Bloomberg Law’s “40 Under 40” list in 2022 and was named a “Dealmaker of the Year” by The American Lawyer magazine in 2018. In 2019, he received Euromoney Legal Media Group’s Americas Rising Star Award for “Best in Mergers & Acquisitions,” as well as a “Deal of the Year” award in recognition of his work on behalf of Linde in its $70 billion merger of equals with Praxair. Mr. Gruber’s work on this transaction was also featured by the Financial Times in its annual FT North America Innovative Lawyers 2018 report. In 2018 and 2019, he was selected to serve as a member of Law360’s Mergers & Acquisitions Editorial Advisory Board. Mr. Gruber also presents on developments in corporate and mergers and acquisitions law, having participated in events such as TechGC’s Global Summit.

Mr. Gruber was raised in Newport Beach, California. He received a B.S. summa cum laude from Yale College and an M.Phil. from the University of Cambridge, where he was a Gates Cambridge Scholar. He received a J.D. from Stanford Law School, where he was elected to the Order of the Coif.

Mr. Gruber joined Cravath in 2007 and was elected a partner in 2014.

Notable transactions include representing:

  • FS Investments in its combination with Portfolio Advisors, creating a $75 billion alternative investment firm, and in the transition of the management of its business development company (BDC) platform to investment advisory partnerships with EIG Global Energy Partners and KKR;
  • Viatris in its divestitures totaling $6.94 billion in value, including the $3.335 billion combination of its biosimilars portfolio with Biocon Biologics and the divestitures of its Over‑the‑Counter, Women’s Healthcare and Active Pharmaceutical Ingredients businesses;
  • Mylan in its $50 billion combination with Upjohn, a division of Pfizer, to form Viatris, its acquisition of global marketing rights to GA Depot through an investment in and partnership with Mapi Pharma, its $9.9 billion acquisition of Meda, its acquisition of the non-sterile, topicals-focused specialty and generics business of Renaissance Acquisition Holdings for $950 million in cash at closing plus additional contingent payments of up to $50 million, its successful takeover defense against Teva’s $40 billion hostile bid, its proposal to acquire Perrigo in a transaction valued at approximately $35 billion, its $5.6 billion inversion acquisition of Abbott Laboratories’ non-U.S. developed markets specialty and branded generics business and its $550 million acquisition of Bioniche Pharma;
  • Unilever in its acquisition of a majority stake in Nutrafol, its acquisition of OLLY Nutrition, its acquisition of Sundial Brands, its $384 million acquisition of the TAZO brand from Starbucks, its acquisition of Seventh Generation, its acquisition of Murad, its acquisition of Dermalogica, its acquisition of Talenti Gelato & Sorbetto, the $2.15 billion sale of its North America pasta sauces business under the Ragú and Bertolli brands to Mizkan Group and its $3.7 billion acquisition of Alberto‑Culver;
  • Vista Outdoor in the $2.225 billion sale of The Kinetic Group to Czechoslovak Group and the $1.125 billion sale of Revelyst to SVP;
  • HCSC in its $3.3 billion acquisition of Cigna’s Medicare businesses and CareAllies;
  • Biogen in its $7.3 billion acquisition of Reata Pharmaceuticals;
  • The Snyder family in the $6.05 billion sale of the NFL's Washington Commanders to a partnership led by Josh Harris;
  • RWE in its $6.8 billion acquisition of the Con Edison Clean Energy Businesses;  
  • The Aquarion Water Authority in its pending $2.4 billion acquisition of Aquarion Water Company from Eversource Energy;
  • The special committee of the board of directors of EchoStar in the $26 billion combination with DISH Network;
  • BDT and its affiliates in the take-private acquisition of Weber, valuing Weber at $3.7 billion;
  • Atalaya Capital Management in its $800 million sale to Blue Owl Capital;
  • Thrivent in its acquisition of a majority stake in College Avenue;
  • Cowen in its $1.9 billion acquisition by TD;
  • Convey Health Solutions in its $1.1 billion take‑private acquisition by TPG Capital;
  • Schneider Electric in its acquisition of AutoGrid;
    • RELX Group in its acquisition of Human API, its acquisition of Interfolio, its acquisition of BehavioSec, its acquisition of Osmosis, its acquisition of Shadow Health, its acquisition of Emailage, its $375 million acquisition of ID Analytics, its acquisition of Aries Systems, its acquisition of Safe Banking Systems, its £580 million acquisition of ThreatMetrix, its acquisition of bepress and LexisNexis Legal & Professional’s joint ventures with Knowable and LEAP Legal Software;
  • The independent members of the Neenah board of directors in the $3 billion combination with SWM;
  • NRG Energy in its cooperation agreement with Elliott Management;
  • Corteva in its agreement with Starboard;
  • Eurazeo in its acquisition of Scaled Agile and its acquisition of WorldStrides;
  • Ulta Beauty in its strategic partnership with Target;
  • The special committee of the board of Eidos Therapeutics in the $2.83 billion merger with BridgeBio Pharma;
  • Barrick Gold in its proposed $42 billion merger and subsequent joint venture with Newmont Mining;
  • Deutsche Börse in its €3.9 billion acquisition of SimCorp, the combination of ISS and Qontigo’s index business as ISS STOXX, its previous $2.275 billion acquisition of ISS and its $850 million acquisition of Axioma;
  • Linde in its $70 billion merger of equals with Praxair, its acquisition of American HomePatient and its $4.6 billion acquisition of Lincare Holdings;
  • Knorr-Bremse in its $149.5 million acquisition of R.H. Sheppard and the sale of R.H. Sheppard to Balmoral Funds;
  • KION Group in its $2.1 billion acquisition of Dematic from funds managed by AEA Investors and Ontario Teachers’ Pension Plan;
  • Cigna in its proposed $54.2 billion merger with Anthem;
  • Element Financial in its acquisition of PHH Arval, PHH Corporation’s North American fleet management services business, for $1.4 billion in cash and the assumption of $3.5 billion of PHH Arval debt;
  • The special committee of the board of directors of Assisted Living Concepts in the $485 million sale to TPG Capital;
  • Gerber Scientific in its $283 million sale to Vector Capital;
  • Novartis in its $470 million acquisition of Genoptix;
  • Biovail Pharmaceuticals in its $6.5 billion merger of equals with Valeant Pharmaceuticals;
  • EMBARQ in its $11.6 billion merger with CenturyTel;
  • Alpharma in the $395 million sale of its active pharmaceutical ingredients business to 3i; and
  • Alcoa in the $2.7 billion sale of its packaging and consumer business to Rank Group.

Mr. Gruber has been recognized for his work in mergers and acquisitions by Chambers USA, The Legal 500 US, IFLR1000 and Lawdragon and has also been recognized by The Legal 500 US for his transactional work in the technology industry. He was named to Bloomberg Law’s “40 Under 40” list in 2022 and was named a “Dealmaker of the Year” by The American Lawyer magazine in 2018. In 2019, he received Euromoney Legal Media Group’s Americas Rising Star Award for “Best in Mergers & Acquisitions,” as well as a “Deal of the Year” award in recognition of his work on behalf of Linde in its $70 billion merger of equals with Praxair. Mr. Gruber’s work on this transaction was also featured by the Financial Times in its annual FT North America Innovative Lawyers 2018 report. In 2018 and 2019, he was selected to serve as a member of Law360’s Mergers & Acquisitions Editorial Advisory Board. Mr. Gruber also presents on developments in corporate and mergers and acquisitions law, having participated in events such as TechGC’s Global Summit.

Mr. Gruber was raised in Newport Beach, California. He received a B.S. summa cum laude from Yale College and an M.Phil. from the University of Cambridge, where he was a Gates Cambridge Scholar. He received a J.D. from Stanford Law School, where he was elected to the Order of the Coif.

Mr. Gruber joined Cravath in 2007 and was elected a partner in 2014.

Education

  • J.D., 2007, Stanford Law School
    Order of the Coif
  • M.Phil., 2004, University of Cambridge
    Gates Cambridge Scholar
  • B.S., 2003, Yale College
    summa cum laude

Admitted In

  • New York

Professional Affiliations

International Bar Association

  • Corporate and M&A Law Committee
  • Closely Held and Growing Business Enterprises Committee
  • North American Regional Forum

Organizations

Law360

  • Member, Editorial Advisory Board - Mergers & Acquisitions, 2018, 2019

Rankings

The American Lawyer

  • Dealmaker of the Year (2018)

Bloomberg Law

  • They’ve Got Next: The 40 Under 40 (2022)

Chambers USA

  • Corporate/M&A - New York (2024, 2023, 2022)

IFLR1000

  • Mergers and Acquisitions - US (2024-2017)

Lawdragon

  • 500 Leading Lawyers in America (2025)
  • 500 Leading Dealmakers in America (2024-2021)

The Legal 500 US

  • M&A/Corporate and Commercial: Large Deals, $1bn+ (2024‑2016)
  • Technology Transactions (2016)

Euromoney Legal Media Group

  • Americas Rising Star: M&A (2019)
  • Deal of the Year: Linde's $70 billion merger with Praxair (2019)

Deals & Cases

January 27, 2025

The Aquarion Water Authority’s $2.4 Billion Acquisition of Aquarion Water Company from Eversource Energy

On January 27, 2025, the Aquarion Water Authority, a quasi-public corporation and political subdivision of the State of Connecticut and a standalone, newly created water authority alongside the South Central Connecticut Regional Water Authority, announced that it has entered into a definitive agreement to acquire Aquarion Water Company from Eversource Energy, an energy provider which transmits and delivers electricity and natural gas and supplies water to approximately 4.4 million customers in Connecticut, Massachusetts and New Hampshire. Subject to certain closing adjustments, the aggregate enterprise value of the sale is approximately $2.4 billion, which includes approximately $1.6 billion in cash and $800 million of net debt that will be extinguished at closing. Cravath is representing the Aquarion Water Authority in connection with the transaction.

Deals & Cases

December 22, 2024

Bendix’s Divestiture of R.H. Sheppard to an Affiliate of Balmoral

On December 20, 2024, Bendix Commercial Vehicle Systems LLC (“Bendix”), a North American subsidiary of Knorr-Bremse, announced the company finalized the sale of its wholly owned subsidiary, R.H. Sheppard Co., Inc. (“R.H. Sheppard”), to an affiliate of Balmoral Funds LLC (“Balmoral”), a Los Angeles-based private equity firm. The transaction encompasses the entire Sheppard business, including Sheppard’s branded products, production equipment, sales and service companies, and interests in joint ventures relating to sales and production. Cravath is representing Bendix in connection with the transaction.

Deals & Cases

October 07, 2024

Vista Outdoor’s $1.125 Billion Sale of Revelyst to SVP

On October 4, 2024, Vista Outdoor Inc. (“Vista Outdoor”), the parent company of more than three dozen renowned brands that design, manufacture and market sporting and outdoor products, announced it has entered into a definitive agreement with funds managed by Strategic Value Partners, LLC, and its affiliates (“SVP”), a global alternative investment firm with approximately $19 billion of assets under management, to sell Revelyst in an all‑cash transaction based on an enterprise value of $1.125 billion. In connection with the SVP Transaction, Vista Outdoor also entered into an amendment to the merger agreement with Czechoslovak Group a.s. (“CSG”) to acquire The Kinetic Group, increasing the purchase price for The Kinetic Group to $2.225 billion. Together, the CSG Transaction and the SVP Transaction represent an enterprise value of $3.35 billion for Vista Outdoor and will deliver an estimated $45 per share in cash to Vista Outdoor stockholders. Cravath is representing Vista Outdoor in connection with the transaction.

Deals & Cases

July 16, 2024

Atalaya Capital Management’s Sale of its Business to Blue Owl Capital

On July 16, 2024, Atalaya Capital Management LP (“Atalaya Capital Management”), a privately‑held alternative credit manager, and Blue Owl Capital Inc. (“Blue Owl Capital”), an alternative asset manager, announced that they have entered into a definitive agreement for Blue Owl Capital to acquire the business of Atalaya Capital Management for $450 million. The closing purchase price of $450 million is comprised of $350 million of Blue Owl equity and $100 million of cash. In addition, there is potential for up to $350 million of earnout consideration in the form of equity, subject to certain adjustments and achievement of future revenue targets. Cravath is representing Atalaya Capital Management in connection with the transaction.

Deals & Cases

January 31, 2024

HCSC’s $3.3 Billion Acquisition of Cigna’s Medicare Businesses and CareAllies

On January 31, 2024, Health Care Service Corporation (“HCSC”), the country’s largest customer‑owned health insurer, announced that it has signed a definitive agreement with The Cigna Group (“Cigna”) to acquire its Medicare Advantage, Medicare Supplemental Benefits, Medicare Part D and CareAllies businesses for a purchase price of $3.3 billion. Cigna’s Medicare plans currently serve 3.6 million Medicare members. Cravath is representing HCSC in connection with the transaction.

Publications

October 24, 2023

SEC Adopts Rule Amendments To Modernize Beneficial Ownership Reporting

On October 20, 2023, Cravath prepared a memo for its clients entitled “SEC Adopts Rule Amendments To Modernize Beneficial Ownership Reporting.” The memo examines the U.S. Securities and Exchange Commission’s recently adopted final rule amendments to modernize beneficial ownership reporting under Sections 13(d) and 13(g) of the Securities Exchange Act of 1934. The memo outlines the final rule amendments’ changes and guidance related to deadlines and cut‑off times for Schedule 13D and Schedule 13G filings, structured data language, the application of Regulation 13D-G to certain derivative securities and the definition of “group” in existing statutory language.

Aaron M. Gruber is Co-Head of the Global Mergers and Acquisitions Practice. He focuses his practice on mergers and acquisitions, activist defense, corporate governance and general corporate matters. 

Mr. Gruber’s clients have included Alcoa, the Aquarion Water Authority, Assisted Living Concepts, Barrick Gold, BDT, Biogen, Biovail Pharmaceuticals, Cigna, Corteva, Cowen, Deutsche Börse, Element Financial, Eurazeo, FS Investments, KION Group, Knorr‑Bremse, The Linde Group, Novartis, NRG Energy, RELX Group, RWE, Ulta Beauty, Unilever, Viatris and Vista Outdoor.

Notable transactions include representing:

  • FS Investments in its combination with Portfolio Advisors, creating a $75 billion alternative investment firm, and in the transition of the management of its business development company (BDC) platform to investment advisory partnerships with EIG Global Energy Partners and KKR;
  • Viatris in its divestitures totaling $6.94 billion in value, including the $3.335 billion combination of its biosimilars portfolio with Biocon Biologics and the divestitures of its Over‑the‑Counter, Women’s Healthcare and Active Pharmaceutical Ingredients businesses;
  • Mylan in its $50 billion combination with Upjohn, a division of Pfizer, to form Viatris, its acquisition of global marketing rights to GA Depot through an investment in and partnership with Mapi Pharma, its $9.9 billion acquisition of Meda, its acquisition of the non-sterile, topicals-focused specialty and generics business of Renaissance Acquisition Holdings for $950 million in cash at closing plus additional contingent payments of up to $50 million, its successful takeover defense against Teva’s $40 billion hostile bid, its proposal to acquire Perrigo in a transaction valued at approximately $35 billion, its $5.6 billion inversion acquisition of Abbott Laboratories’ non-U.S. developed markets specialty and branded generics business and its $550 million acquisition of Bioniche Pharma;
  • Unilever in its acquisition of a majority stake in Nutrafol, its acquisition of OLLY Nutrition, its acquisition of Sundial Brands, its $384 million acquisition of the TAZO brand from Starbucks, its acquisition of Seventh Generation, its acquisition of Murad, its acquisition of Dermalogica, its acquisition of Talenti Gelato & Sorbetto, the $2.15 billion sale of its North America pasta sauces business under the Ragú and Bertolli brands to Mizkan Group and its $3.7 billion acquisition of Alberto‑Culver;
  • Vista Outdoor in the $2.225 billion sale of The Kinetic Group to Czechoslovak Group and the $1.125 billion sale of Revelyst to SVP;
  • HCSC in its $3.3 billion acquisition of Cigna’s Medicare businesses and CareAllies;
  • Biogen in its $7.3 billion acquisition of Reata Pharmaceuticals;
  • The Snyder family in the $6.05 billion sale of the NFL's Washington Commanders to a partnership led by Josh Harris;
  • RWE in its $6.8 billion acquisition of the Con Edison Clean Energy Businesses;  
  • The Aquarion Water Authority in its pending $2.4 billion acquisition of Aquarion Water Company from Eversource Energy;
  • The special committee of the board of directors of EchoStar in the $26 billion combination with DISH Network;
  • BDT and its affiliates in the take-private acquisition of Weber, valuing Weber at $3.7 billion;
  • Atalaya Capital Management in its $800 million sale to Blue Owl Capital;
  • Thrivent in its acquisition of a majority stake in College Avenue;
  • Cowen in its $1.9 billion acquisition by TD;
  • Convey Health Solutions in its $1.1 billion take‑private acquisition by TPG Capital;
  • Schneider Electric in its acquisition of AutoGrid;
    • RELX Group in its acquisition of Human API, its acquisition of Interfolio, its acquisition of BehavioSec, its acquisition of Osmosis, its acquisition of Shadow Health, its acquisition of Emailage, its $375 million acquisition of ID Analytics, its acquisition of Aries Systems, its acquisition of Safe Banking Systems, its £580 million acquisition of ThreatMetrix, its acquisition of bepress and LexisNexis Legal & Professional’s joint ventures with Knowable and LEAP Legal Software;
  • The independent members of the Neenah board of directors in the $3 billion combination with SWM;
  • NRG Energy in its cooperation agreement with Elliott Management;
  • Corteva in its agreement with Starboard;
  • Eurazeo in its acquisition of Scaled Agile and its acquisition of WorldStrides;
  • Ulta Beauty in its strategic partnership with Target;
  • The special committee of the board of Eidos Therapeutics in the $2.83 billion merger with BridgeBio Pharma;
  • Barrick Gold in its proposed $42 billion merger and subsequent joint venture with Newmont Mining;
  • Deutsche Börse in its €3.9 billion acquisition of SimCorp, the combination of ISS and Qontigo’s index business as ISS STOXX, its previous $2.275 billion acquisition of ISS and its $850 million acquisition of Axioma;
  • Linde in its $70 billion merger of equals with Praxair, its acquisition of American HomePatient and its $4.6 billion acquisition of Lincare Holdings;
  • Knorr-Bremse in its $149.5 million acquisition of R.H. Sheppard and the sale of R.H. Sheppard to Balmoral Funds;
  • KION Group in its $2.1 billion acquisition of Dematic from funds managed by AEA Investors and Ontario Teachers’ Pension Plan;
  • Cigna in its proposed $54.2 billion merger with Anthem;
  • Element Financial in its acquisition of PHH Arval, PHH Corporation’s North American fleet management services business, for $1.4 billion in cash and the assumption of $3.5 billion of PHH Arval debt;
  • The special committee of the board of directors of Assisted Living Concepts in the $485 million sale to TPG Capital;
  • Gerber Scientific in its $283 million sale to Vector Capital;
  • Novartis in its $470 million acquisition of Genoptix;
  • Biovail Pharmaceuticals in its $6.5 billion merger of equals with Valeant Pharmaceuticals;
  • EMBARQ in its $11.6 billion merger with CenturyTel;
  • Alpharma in the $395 million sale of its active pharmaceutical ingredients business to 3i; and
  • Alcoa in the $2.7 billion sale of its packaging and consumer business to Rank Group.

Mr. Gruber has been recognized for his work in mergers and acquisitions by Chambers USA, The Legal 500 US, IFLR1000 and Lawdragon and has also been recognized by The Legal 500 US for his transactional work in the technology industry. He was named to Bloomberg Law’s “40 Under 40” list in 2022 and was named a “Dealmaker of the Year” by The American Lawyer magazine in 2018. In 2019, he received Euromoney Legal Media Group’s Americas Rising Star Award for “Best in Mergers & Acquisitions,” as well as a “Deal of the Year” award in recognition of his work on behalf of Linde in its $70 billion merger of equals with Praxair. Mr. Gruber’s work on this transaction was also featured by the Financial Times in its annual FT North America Innovative Lawyers 2018 report. In 2018 and 2019, he was selected to serve as a member of Law360’s Mergers & Acquisitions Editorial Advisory Board. Mr. Gruber also presents on developments in corporate and mergers and acquisitions law, having participated in events such as TechGC’s Global Summit.

Mr. Gruber was raised in Newport Beach, California. He received a B.S. summa cum laude from Yale College and an M.Phil. from the University of Cambridge, where he was a Gates Cambridge Scholar. He received a J.D. from Stanford Law School, where he was elected to the Order of the Coif.

Mr. Gruber joined Cravath in 2007 and was elected a partner in 2014.

Notable transactions include representing:

  • FS Investments in its combination with Portfolio Advisors, creating a $75 billion alternative investment firm, and in the transition of the management of its business development company (BDC) platform to investment advisory partnerships with EIG Global Energy Partners and KKR;
  • Viatris in its divestitures totaling $6.94 billion in value, including the $3.335 billion combination of its biosimilars portfolio with Biocon Biologics and the divestitures of its Over‑the‑Counter, Women’s Healthcare and Active Pharmaceutical Ingredients businesses;
  • Mylan in its $50 billion combination with Upjohn, a division of Pfizer, to form Viatris, its acquisition of global marketing rights to GA Depot through an investment in and partnership with Mapi Pharma, its $9.9 billion acquisition of Meda, its acquisition of the non-sterile, topicals-focused specialty and generics business of Renaissance Acquisition Holdings for $950 million in cash at closing plus additional contingent payments of up to $50 million, its successful takeover defense against Teva’s $40 billion hostile bid, its proposal to acquire Perrigo in a transaction valued at approximately $35 billion, its $5.6 billion inversion acquisition of Abbott Laboratories’ non-U.S. developed markets specialty and branded generics business and its $550 million acquisition of Bioniche Pharma;
  • Unilever in its acquisition of a majority stake in Nutrafol, its acquisition of OLLY Nutrition, its acquisition of Sundial Brands, its $384 million acquisition of the TAZO brand from Starbucks, its acquisition of Seventh Generation, its acquisition of Murad, its acquisition of Dermalogica, its acquisition of Talenti Gelato & Sorbetto, the $2.15 billion sale of its North America pasta sauces business under the Ragú and Bertolli brands to Mizkan Group and its $3.7 billion acquisition of Alberto‑Culver;
  • Vista Outdoor in the $2.225 billion sale of The Kinetic Group to Czechoslovak Group and the $1.125 billion sale of Revelyst to SVP;
  • HCSC in its $3.3 billion acquisition of Cigna’s Medicare businesses and CareAllies;
  • Biogen in its $7.3 billion acquisition of Reata Pharmaceuticals;
  • The Snyder family in the $6.05 billion sale of the NFL's Washington Commanders to a partnership led by Josh Harris;
  • RWE in its $6.8 billion acquisition of the Con Edison Clean Energy Businesses;  
  • The Aquarion Water Authority in its pending $2.4 billion acquisition of Aquarion Water Company from Eversource Energy;
  • The special committee of the board of directors of EchoStar in the $26 billion combination with DISH Network;
  • BDT and its affiliates in the take-private acquisition of Weber, valuing Weber at $3.7 billion;
  • Atalaya Capital Management in its $800 million sale to Blue Owl Capital;
  • Thrivent in its acquisition of a majority stake in College Avenue;
  • Cowen in its $1.9 billion acquisition by TD;
  • Convey Health Solutions in its $1.1 billion take‑private acquisition by TPG Capital;
  • Schneider Electric in its acquisition of AutoGrid;
    • RELX Group in its acquisition of Human API, its acquisition of Interfolio, its acquisition of BehavioSec, its acquisition of Osmosis, its acquisition of Shadow Health, its acquisition of Emailage, its $375 million acquisition of ID Analytics, its acquisition of Aries Systems, its acquisition of Safe Banking Systems, its £580 million acquisition of ThreatMetrix, its acquisition of bepress and LexisNexis Legal & Professional’s joint ventures with Knowable and LEAP Legal Software;
  • The independent members of the Neenah board of directors in the $3 billion combination with SWM;
  • NRG Energy in its cooperation agreement with Elliott Management;
  • Corteva in its agreement with Starboard;
  • Eurazeo in its acquisition of Scaled Agile and its acquisition of WorldStrides;
  • Ulta Beauty in its strategic partnership with Target;
  • The special committee of the board of Eidos Therapeutics in the $2.83 billion merger with BridgeBio Pharma;
  • Barrick Gold in its proposed $42 billion merger and subsequent joint venture with Newmont Mining;
  • Deutsche Börse in its €3.9 billion acquisition of SimCorp, the combination of ISS and Qontigo’s index business as ISS STOXX, its previous $2.275 billion acquisition of ISS and its $850 million acquisition of Axioma;
  • Linde in its $70 billion merger of equals with Praxair, its acquisition of American HomePatient and its $4.6 billion acquisition of Lincare Holdings;
  • Knorr-Bremse in its $149.5 million acquisition of R.H. Sheppard and the sale of R.H. Sheppard to Balmoral Funds;
  • KION Group in its $2.1 billion acquisition of Dematic from funds managed by AEA Investors and Ontario Teachers’ Pension Plan;
  • Cigna in its proposed $54.2 billion merger with Anthem;
  • Element Financial in its acquisition of PHH Arval, PHH Corporation’s North American fleet management services business, for $1.4 billion in cash and the assumption of $3.5 billion of PHH Arval debt;
  • The special committee of the board of directors of Assisted Living Concepts in the $485 million sale to TPG Capital;
  • Gerber Scientific in its $283 million sale to Vector Capital;
  • Novartis in its $470 million acquisition of Genoptix;
  • Biovail Pharmaceuticals in its $6.5 billion merger of equals with Valeant Pharmaceuticals;
  • EMBARQ in its $11.6 billion merger with CenturyTel;
  • Alpharma in the $395 million sale of its active pharmaceutical ingredients business to 3i; and
  • Alcoa in the $2.7 billion sale of its packaging and consumer business to Rank Group.

Mr. Gruber has been recognized for his work in mergers and acquisitions by Chambers USA, The Legal 500 US, IFLR1000 and Lawdragon and has also been recognized by The Legal 500 US for his transactional work in the technology industry. He was named to Bloomberg Law’s “40 Under 40” list in 2022 and was named a “Dealmaker of the Year” by The American Lawyer magazine in 2018. In 2019, he received Euromoney Legal Media Group’s Americas Rising Star Award for “Best in Mergers & Acquisitions,” as well as a “Deal of the Year” award in recognition of his work on behalf of Linde in its $70 billion merger of equals with Praxair. Mr. Gruber’s work on this transaction was also featured by the Financial Times in its annual FT North America Innovative Lawyers 2018 report. In 2018 and 2019, he was selected to serve as a member of Law360’s Mergers & Acquisitions Editorial Advisory Board. Mr. Gruber also presents on developments in corporate and mergers and acquisitions law, having participated in events such as TechGC’s Global Summit.

Mr. Gruber was raised in Newport Beach, California. He received a B.S. summa cum laude from Yale College and an M.Phil. from the University of Cambridge, where he was a Gates Cambridge Scholar. He received a J.D. from Stanford Law School, where he was elected to the Order of the Coif.

Mr. Gruber joined Cravath in 2007 and was elected a partner in 2014.

Education

  • J.D., 2007, Stanford Law School
    Order of the Coif
  • M.Phil., 2004, University of Cambridge
    Gates Cambridge Scholar
  • B.S., 2003, Yale College
    summa cum laude

Admitted In

  • New York

Professional Affiliations

International Bar Association

  • Corporate and M&A Law Committee
  • Closely Held and Growing Business Enterprises Committee
  • North American Regional Forum

Organizations

Law360

  • Member, Editorial Advisory Board - Mergers & Acquisitions, 2018, 2019

Rankings

The American Lawyer

  • Dealmaker of the Year (2018)

Bloomberg Law

  • They’ve Got Next: The 40 Under 40 (2022)

Chambers USA

  • Corporate/M&A - New York (2024, 2023, 2022)

IFLR1000

  • Mergers and Acquisitions - US (2024-2017)

Lawdragon

  • 500 Leading Lawyers in America (2025)
  • 500 Leading Dealmakers in America (2024-2021)

The Legal 500 US

  • M&A/Corporate and Commercial: Large Deals, $1bn+ (2024‑2016)
  • Technology Transactions (2016)

Euromoney Legal Media Group

  • Americas Rising Star: M&A (2019)
  • Deal of the Year: Linde's $70 billion merger with Praxair (2019)

Deals & Cases

January 27, 2025

The Aquarion Water Authority’s $2.4 Billion Acquisition of Aquarion Water Company from Eversource Energy

On January 27, 2025, the Aquarion Water Authority, a quasi-public corporation and political subdivision of the State of Connecticut and a standalone, newly created water authority alongside the South Central Connecticut Regional Water Authority, announced that it has entered into a definitive agreement to acquire Aquarion Water Company from Eversource Energy, an energy provider which transmits and delivers electricity and natural gas and supplies water to approximately 4.4 million customers in Connecticut, Massachusetts and New Hampshire. Subject to certain closing adjustments, the aggregate enterprise value of the sale is approximately $2.4 billion, which includes approximately $1.6 billion in cash and $800 million of net debt that will be extinguished at closing. Cravath is representing the Aquarion Water Authority in connection with the transaction.

Deals & Cases

December 22, 2024

Bendix’s Divestiture of R.H. Sheppard to an Affiliate of Balmoral

On December 20, 2024, Bendix Commercial Vehicle Systems LLC (“Bendix”), a North American subsidiary of Knorr-Bremse, announced the company finalized the sale of its wholly owned subsidiary, R.H. Sheppard Co., Inc. (“R.H. Sheppard”), to an affiliate of Balmoral Funds LLC (“Balmoral”), a Los Angeles-based private equity firm. The transaction encompasses the entire Sheppard business, including Sheppard’s branded products, production equipment, sales and service companies, and interests in joint ventures relating to sales and production. Cravath is representing Bendix in connection with the transaction.

Deals & Cases

October 07, 2024

Vista Outdoor’s $1.125 Billion Sale of Revelyst to SVP

On October 4, 2024, Vista Outdoor Inc. (“Vista Outdoor”), the parent company of more than three dozen renowned brands that design, manufacture and market sporting and outdoor products, announced it has entered into a definitive agreement with funds managed by Strategic Value Partners, LLC, and its affiliates (“SVP”), a global alternative investment firm with approximately $19 billion of assets under management, to sell Revelyst in an all‑cash transaction based on an enterprise value of $1.125 billion. In connection with the SVP Transaction, Vista Outdoor also entered into an amendment to the merger agreement with Czechoslovak Group a.s. (“CSG”) to acquire The Kinetic Group, increasing the purchase price for The Kinetic Group to $2.225 billion. Together, the CSG Transaction and the SVP Transaction represent an enterprise value of $3.35 billion for Vista Outdoor and will deliver an estimated $45 per share in cash to Vista Outdoor stockholders. Cravath is representing Vista Outdoor in connection with the transaction.

Deals & Cases

July 16, 2024

Atalaya Capital Management’s Sale of its Business to Blue Owl Capital

On July 16, 2024, Atalaya Capital Management LP (“Atalaya Capital Management”), a privately‑held alternative credit manager, and Blue Owl Capital Inc. (“Blue Owl Capital”), an alternative asset manager, announced that they have entered into a definitive agreement for Blue Owl Capital to acquire the business of Atalaya Capital Management for $450 million. The closing purchase price of $450 million is comprised of $350 million of Blue Owl equity and $100 million of cash. In addition, there is potential for up to $350 million of earnout consideration in the form of equity, subject to certain adjustments and achievement of future revenue targets. Cravath is representing Atalaya Capital Management in connection with the transaction.

Deals & Cases

January 31, 2024

HCSC’s $3.3 Billion Acquisition of Cigna’s Medicare Businesses and CareAllies

On January 31, 2024, Health Care Service Corporation (“HCSC”), the country’s largest customer‑owned health insurer, announced that it has signed a definitive agreement with The Cigna Group (“Cigna”) to acquire its Medicare Advantage, Medicare Supplemental Benefits, Medicare Part D and CareAllies businesses for a purchase price of $3.3 billion. Cigna’s Medicare plans currently serve 3.6 million Medicare members. Cravath is representing HCSC in connection with the transaction.

Publications

October 24, 2023

SEC Adopts Rule Amendments To Modernize Beneficial Ownership Reporting

On October 20, 2023, Cravath prepared a memo for its clients entitled “SEC Adopts Rule Amendments To Modernize Beneficial Ownership Reporting.” The memo examines the U.S. Securities and Exchange Commission’s recently adopted final rule amendments to modernize beneficial ownership reporting under Sections 13(d) and 13(g) of the Securities Exchange Act of 1934. The memo outlines the final rule amendments’ changes and guidance related to deadlines and cut‑off times for Schedule 13D and Schedule 13G filings, structured data language, the application of Regulation 13D-G to certain derivative securities and the definition of “group” in existing statutory language.

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