Ironwood Pharmaceuticals Inc
IRWD- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001446847
In the last 90 days, Ironwood Pharmaceuticals Inc insiders filed 0 open-market purchases and 1 sale; 212 institutions reported holding it in 13F filings for Q2 2026, worth $675.8M in total; no superinvestor holds it.
13F holders, Q4 2021
Institutional positions in Ironwood Pharmaceuticals Inc as of Dec 31, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 212
- −15 vs. Q3 2021
- Shares held
- 171.9M
- −5.35M (−3.0%) vs. Q3 2021
- Total value
- $2.00B
- −$310.3M (−13.4%) vs. Q3 2021
- New holders
- 30
- 70 more added
- Sold out
- 45
- 78 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting IRWD on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 212 | $675.8M |
| Q1 2026 | 227 | $566.8M |
| Q4 2025 | 199 | $520.2M |
| Q3 2025 | 166 | $194.9M |
| Q2 2025 | 155 | $104.9M |
| Q1 2025 | 200 | $228.5M |
| Q4 2024 | 223 | $727.5M |
| Q3 2024 | 221 | $673.7M |
| Q2 2024 | 227 | $1.12B |
| Q1 2024 | 261 | $1.50B |
| Q4 2023 | 251 | $1.89B |
| Q3 2023 | 249 | $1.56B |
| Q2 2023 | 252 | $1.77B |
| Q1 2023 | 255 | $1.74B |
| Q4 2022 | 250 | $2.08B |
| Q3 2022 | 245 | $1.76B |
| Q2 2022 | 240 | $2.02B |
| Q1 2022 | 221 | $2.09B |
| Q4 2021 | 212 | $2.00B |
| Q3 2021 | 229 | $2.32B |
| Q2 2021 | 209 | $2.25B |
| Q1 2021 | 210 | $1.91B |
Institutions, Q4 2021
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Dimensional Fund Advisors LP | 3,076,989 | $35.9M | 0.01% | +119,916+4.1% | Added |
| Goldman Sachs Group Inc | 3,311,141 | $38.6M | 0.01% | +235,865+7.7% | Added |
| Putnam Investments LLC | 4,071,262 | $47.5M | 0.07% | −1,412,307−25.8% | Reduced |
| Credit Suisse AG | 4,626,583 | $53.9M | 0.04% | −24,308−0.5% | Reduced |
| LSV Asset Management | 7,507,406 | $87.5M | 0.16% | −304,821−3.9% | Reduced |
| State Street Corp | 7,878,311 | $91.9M | 0.00% | +445,302+6.0% | Added |
| Westfield Capital Management Co LP | 8,145,674 | $95.0M | 0.56% | −35,329−0.4% | Reduced |
| Vanguard Group Inc | 13,487,762 | $157.3M | 0.00% | +31,629+0.2% | Added |
| BlackRock Inc. | 14,368,890 | $167.5M | 0.00% | +1,897,115+15.2% | Added |
| Brown Capital Management LLC | 16,257,899 | $189.6M | 1.57% | −746,496−4.4% | Reduced |
| Sarissa Capital Management LP | 16,390,000 | $191.1M | 16.54% | 00.0% | Unchanged |
| Wellington Management Group LLP | 17,300,305 | $201.7M | 0.03% | −200,716−1.1% | Reduced |
| Islet Management, LP | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −338,634−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −202,526−100.0% | Sold out |
| Nomura Holdings Inc | 0 | $0 | 0.00% | −151,000−100.0% | Sold out |
| M&G Investment Management Ltd | 0 | $0 | 0.00% | −113,313−100.0% | Sold out |
| AXA S.A. | 0 | $0 | 0.00% | −77,400−100.0% | Sold out |
| Jump Financial, LLC | 0 | $0 | 0.00% | −71,800−100.0% | Sold out |
| Winton Group Ltd | 0 | $0 | 0.00% | −71,214−100.0% | Sold out |
| Ci Investments Inc. | 0 | $0 | 0.00% | −56,357−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −53,077−100.0% | Sold out |
| Cannon Global Investment Management, LLC | 0 | $0 | 0.00% | −44,000−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −41,525−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −40,300−100.0% | Sold out |
| Diversified Trust Co | 0 | $0 | 0.00% | −36,506−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −23,060−100.0% | Sold out |
| Oliver Luxxe Assets LLC | 0 | $0 | 0.00% | −23,078−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −21,606−100.0% | Sold out |
| HAP Trading, LLC | 0 | $0 | 0.00% | −21,611−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −18,929−100.0% | Sold out |
| Sawgrass Asset Management LLC | 0 | $0 | 0.00% | −18,420−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −16,458−100.0% | Sold out |
| Centiva Capital, LP | 0 | $0 | 0.00% | −15,787−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −14,990−100.0% | Sold out |
| Caption Management, LLC | 0 | $0 | 0.00% | −15,000−100.0% | Sold out |
| Algert Global LLC | 0 | $0 | 0.00% | −13,024−100.0% | Sold out |
| Redhawk Wealth Advisors, Inc. | 0 | $0 | 0.00% | −12,200−100.0% | Sold out |
| Capula Management Ltd | 0 | $0 | 0.00% | −11,925−100.0% | Sold out |
| C M Bidwell & Associates Ltd | 0 | $0 | 0.00% | −6,360−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −3,921−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −3,725−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −1,532−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −1,119−100.0% | Sold out |
| Baillie Gifford & Co | 0 | $0 | 0.00% | −935−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −452−100.0% | Sold out |
| Carroll Financial Associates, Inc. | 0 | $0 | 0.00% | −252−100.0% | Sold out |
| Cahill Financial Advisors Inc | 0 | $0 | 0.00% | −219−100.0% | Sold out |
| Capital Advisory Group Advisory Services, LLC | 0 | $0 | 0.00% | −143−100.0% | Sold out |
| Rockefeller Capital Management L.P. | 0 | $0 | 0.00% | −128−100.0% | Sold out |
| Meridian Wealth Partners, LLC | 0 | $0 | 0.00% | −45−100.0% | Sold out |
| Cordant, Inc. | 0 | $0 | 0.00% | −78−100.0% | Sold out |
| Raffa Wealth Management, LLC | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| First Horizon Advisors, Inc. | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Ellevest, Inc. | 0 | $0 | 0.00% | −38−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −22−100.0% | Sold out |
| Gerber Kawasaki Wealth & Investment Management | 0 | $0 | 0.00% | −2−100.0% | Sold out |
| Healthcare Value Capital, LLC | – | – | – | – | Not filed |
| Berman Capital Advisors, LLC | – | – | – | – | Not filed |