Investor · New York, NY
Barry Rosenstein
Open Barry in the network graph →Filings
55
SEC Form D
Connections
112
co-filers
Capital
$21.7B
across filings
Active
Feb 2014
to Jun 2023
Most-connected co-filers (112)
Scott Ostfeld · New York, NY35 sharedScott Landis · New York, NY35 sharedCharles Penner · New York, NY24 sharedDavid Didomenico · New York, NY24 sharedJANA Partners LLC · New York, NY22 sharedRoshan A. Loungani · PHILADELPHIA, PA21 sharedEvan D. Burtton · George Town, Grand Cayman, Cayman Islands19 sharedSonia Friedman · New York, NY19 sharedBarham Moss · New York, NY14 sharedStacey A. Thampy · PHILADELPHIA, PA14 sharedChristopher Crampton · New York, NY14 sharedNik Mittal · New York, NY14 sharedTimothy J. Gadus · New York, NY14 sharedDavid A. Bree · Grand Cayman, Cayman Islands14 sharedDon M. Seymour · George Town, Grand Cayman, Cayman Islands14 sharedClifford Brandeis · New York, NY14 sharedJANA Capital LLC · New York, NY11 sharedJay Young · New York, NY11 sharedBradley Harrison · New York, NY11 sharedJANA Special Situations Management, LP · New York, NY9 sharedKevin Galligan · New York, NY6 sharedJANA Special Situations Capital, LLC · New York, NY6 sharedJANA Nirvana Capital LLC · New York, NY6 sharedGrant Rodolph · Las Vegas, NV5 shared
Recent filings (55)
River Valley ASC, LLCMar 2026 · 4 co-filers$273KJANA Strategic Investments Benchmark Fund, L.P.May 2025 · 11 co-filersJANA Strategic Investments Benchmark Fund, L.P.May 2025 · 11 co-filersJANA Strategic Investments Benchmark Fund, L.P.May 2024 · 11 co-filersJANA Strategic Investments Benchmark Fund, L.P.May 2024 · 11 co-filersJANA Strategic Investments Benchmark Fund, L.P.Jun 2023 · 12 co-filersJANA Strategic Investments Benchmark Fund, L.P.Jun 2022 · 12 co-filersInomin Mines Inc.Sep 2021 · 12 co-filers$28KJANA Strategic Investments Benchmark Fund, L.P.Jun 2021 · 12 co-filersJANA Strategic Investments Benchmark Fund, L.P.Jan 2021 · 12 co-filersJANA Strategic Investments Benchmark Fund, L.P.Jan 2020 · 13 co-filersRiver Valley ASC, LLCJun 2019 · 14 co-filers$162KJANA Strategic Investments Benchmark Offshore Fund, Ltd.May 2019 · 11 co-filersASTROTECH CorpApr 2019 · 20 co-filers$2.0MJANA Strategic Investments Benchmark Fund, L.P.Feb 2019 · 11 co-filersJANA Impact Capital Fund, L.P.Jan 2019 · 11 co-filersJANA Partners, L.P.Dec 2018 · 11 co-filersJANA Partners Qualified, L.P.Dec 2018 · 11 co-filersJANA Nirvana Fund, L.P.Dec 2018 · 11 co-filersJANA Nirvana Offshore Fund, Ltd.Dec 2018 · 11 co-filersJANA Offshore Partners, Ltd.Dec 2018 · 11 co-filersRiver Valley ASC, LLCOct 2018 · 18 co-filers$315KASTROTECH CorpOct 2018 · 20 co-filers$3.0MRiver Valley ASC, LLCJul 2018 · 12 co-filers$245KJANA Strategic Investments Benchmark Offshore Fund, Ltd.May 2018 · 11 co-filers
Derived from public SEC Form D (Reg D) filings; entities resolved probabilistically. See Barry in the interactive graph →