IRONWOOD PHARMACEUTICALS INC (IRWD) Stock Institutional Trading Activity


IRONWOOD PHARMACEUTICALS INC (IRWD) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC and First Eagle U.S. Value. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

Explore more:

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCSell-147,2008,204,973$27,650,759
Q3 2025Renaissance Technologies LLCSell-53,9968,352,173$10,941,347
Q2 2025Renaissance Technologies LLCSell-1,534,3238,406,169$6,028,904
Q1 2025Renaissance Technologies LLCBuy874,2519,940,492$14,612,523
Q4 2024Renaissance Technologies LLCBuy469,0439,066,241$40,163,448
Q3 2024Renaissance Technologies LLCBuy25,3008,597,198$35,420,456
Q2 2024First Eagle U.S. ValueBuy102,0001,104,225$7,199,547
Q2 2024Renaissance Technologies LLCBuy1,472,0978,571,898$55,888,775
Q1 2024Renaissance Technologies LLCBuy503,9037,099,801$61,839
Q1 2024First Eagle U.S. ValueBuy95,0001,002,225$8,729,380
Q4 2023Renaissance Technologies LLCBuy796,0006,595,898$75,457
Q4 2023First Eagle U.S. ValueBuy90,636907,225$10,378,654
Q3 2023Renaissance Technologies LLCBuy480,4455,799,898$55,853
Q3 2023First Eagle U.S. ValueBuy226,700816,589$7,863,752
Q2 2023Renaissance Technologies LLCBuy681,7005,319,453$56,599
Q2 2023First Eagle U.S. ValueBuy98,525589,889$6,276,419
Q1 2023Renaissance Technologies LLCBuy263,6004,637,753$48,789
Q1 2023First Eagle U.S. ValueBuy150,834491,364$5,169,149
Q4 2022Renaissance Technologies LLCSell-999,0004,374,153$54,196
Q4 2022First Eagle U.S. ValueBuy85,030340,530$4,219,167
Q3 2022First Eagle U.S. ValueBuy255,500255,500$2,647
Q3 2022Renaissance Technologies LLCSell-42,2005,373,153$55,666
Q2 2022Renaissance Technologies LLCBuy2,292,3005,415,353$62,439
Q1 2022Renaissance Technologies LLCBuy443,8003,123,053$39,288
Q4 2021Renaissance Technologies LLCBuy469,7002,679,253$31,240
Q3 2021Renaissance Technologies LLCSell-1,228,5002,209,553$28,857
Q2 2021Renaissance Technologies LLCBuy297,3003,438,053$44,248
Q1 2021Renaissance Technologies LLCBuy1,135,0003,140,753$35,114
Q4 2020Renaissance Technologies LLCBuy1,088,0002,005,753$22,846
Q3 2020Renaissance Technologies LLCSell-396,100917,753$8,255

Frequently asked questions about IRWD activity

  • Which institutional owners are buying IRWD?

    Institutional owners buying IRWD include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in IRWD activity?

    "Buy" means an investor increased their reported position in IRWD compared to the prior reporting period. This reflects growing exposure to IRONWOOD PHARMACEUTICALS INC (IRWD) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in IRWD increasing?

    Institutional interest in IRWD can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.