Barry Rosenstein
JANA Partners Barry Rosenstein is the manager of JANA Partners, a hedge fund he founded in 2001.
Before starting JANA Partners, Mr. Rosenstein was the managing partner at Sagaponack Partners, a private equity fund. Prior to Sagaponack Partners, Mr. Rosenstein was the founder and head of Genesis Merchant Group's Investment and Merchant Banking Group. Before Genesis, he formed and was the managing partner of Reatta Partners. Prior to Reatta Partners, Mr. Rosenstein worked at Plaza Securities Corp. and Merrill Lynch.
Mr. Rosenstein is a CPA. He received his MBA from the Wharton School of Business at the University of Pennsylvania in 1984 and his BS from Lehigh University in 1981.
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Form 4 BlackSky Technology Inc. For: Dec 21 Filed by: JANA PARTNERS LLC
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Jana Partners discloses stake in Mercury Systems, pushes for potential sale
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Form SC 13D MERCURY SYSTEMS INC Filed by: JANA PARTNERS LLC
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Engine Capital pushes Kohl's to review sale, separate e-commerce business
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Engine Capital Sends Letter to Board of Kohl's (KSS) Regarding Significant Opportunities for "Value Creation"
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Engine Capital Sends Letter to the Board of Directors of Kohl's Regarding Significant Opportunities for Value Creation
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Macy's reliance on stores for e-commerce weighs on mulled split
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JANA Partners Demands Zendesk (ZEN) Board Immediately Terminate Proposed Acquisition of Momentive (MNTV)
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Celebrity Homes: The Henry Ford II Estate – As Seen In HBO's Huge Hit Show 'Succession'
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Schulte Roth & Zabel Presents Its 12th Annual Shareholder Activism Conference
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Macy's says it is working with AlixPartners to review its business structure
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Activist investors raise bets on retailers and other consumer cyclicals-filings
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Exclusive-Engine No. 1 partner leaves hedge fund after successful challenge of Exxon
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Valvoline (VVV) Ticks Higher on New JANA Stake
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Form 4 BlackSky Technology Inc. For: Oct 08 Filed by: JANA PARTNERS LLC
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Jana Partners urges Macy's to separate e-commerce business
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JANA calls for Macy's (M) to spin-off e-commence unit - Bloomberg
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Engine No. 1 backs GM's strategy around transition to EVs
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Exclusive: Data center operator CyrusOne explores possible sale - sources
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Form 4 BlackSky Technology Inc. For: Sep 09 Filed by: JANA PARTNERS LLC
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BlackSky Announces Completion of Merger with Osprey Technology Acquisition Corp.
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Osprey Technology Acquisition Corp. (SFTW) and BlackSky Announce $30M NGA Contract
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BlackSky Awarded Five Year $30 Million NGA Contract
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BlackSky Announces Equity Investment from Palantir (PLTR)
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BlackSky Secures Investment from Palantir and Enters into Multi-Year Strategic Partnership Following Successful Pilot Project
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Form SC 13D/A TreeHouse Foods, Inc. Filed by: JANA PARTNERS LLC
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Barry Rosenstein's Jana Partners Calls on Vonage (VG) to Sell or Break Up - Bloomberg
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JANA Partners said to push Vonage (VG) to sell or break up - Bloomberg
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BlackSky Enhances Executive Leadership Team
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NRO Expands BlackSky Commercial Imagery for Security, Defense and Intelligence
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Form 13F-HR JANA PARTNERS LLC For: Jun 30
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BlackSky and Palantir (PLTR) Collaboration Aids Government Agencies in Predicting Events
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BlackSky and Palantir Collaboration Aids Government Agencies in Predicting Events
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Osprey Technology Acquisiton Corp. Announces Registration Statement Effectiveness
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BlackSky to Expand Constellation with Three Back-To-Back Missions
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BlackSky to Present at the Canaccord Genuity 41st Annual Growth Conference
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BlackSky Selects Gtt NetCorp as Authorized Reseller of Geospatial Intelligence
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BlackSky Grows Global Reseller Program with Addition of Ursa Space
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BlackSky Adds Seasoned Executive James Tolonen to its Leadership Team
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BlackSky Welcomes New Vice President of International Business Development
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BlackSky Expands Global Reseller Network with Bluesky International
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BlackSky to Expand Presence in New Mexico
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BlackSky’s Technology Leveraged to Monitor Secretive Iranian Nuclear Facility
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Osprey Technology Acquisition Corp. (SFTW) Appoints Magid M. Abraham and Tim Harvey to its Board
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BlackSky Names Dr. Magid M. Abraham and Tim Harvey to its Board of Directors
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BlackSky Reports Strong First Half Performance
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Form 4 CONAGRA BRANDS INC. For: Jun 01 Filed by: JANA PARTNERS LLC
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New hedge funds bask in Exxon's climate spotlight
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Form 13F-HR JANA PARTNERS LLC For: Mar 31
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Form 4 CONAGRA BRANDS INC. For: May 06 Filed by: JANA PARTNERS LLC

