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, Q2 2024
Institutional positions in Ironwood Pharmaceuticals Inc as of Jun 30, 2024. 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
- 227
- −30 vs. Q1 2024
- Shares held
- 171.4M
- −703.5K (−0.4%) vs. Q1 2024
- Total value
- $1.12B
- −$382.1M (−25.5%) vs. Q1 2024
- New holders
- 21
- 93 more added
- Sold out
- 51
- 80 more reduced
4 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2024: 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, Q2 2024
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Saturn V Capital Management LLC | 1,113,824 | $7.26M | 2.74% | +168,912+17.9% | Added |
| Two Sigma Advisers, LP | 1,199,000 | $7.82M | 0.02% | −86,000−6.7% | Reduced |
| Millennium Management LLC | 1,328,760 | $8.66M | 0.01% | +867,316+188.0% | Added |
| Norges Bank | 1,393,077 | $9.08M | 0.00% | +743,898+114.6% | Added |
| Glenmede Trust Co NA | 1,395,983 | $9.10M | 0.05% | +5,356+0.4% | Added |
| Jupiter Asset Management Ltd | 1,448,435 | $9.44M | 0.09% | −31,529−2.1% | Reduced |
| Northern Trust Corp | 1,476,543 | $9.63M | 0.00% | −55,974−3.7% | Reduced |
| Charles Schwab Investment Management Inc | 1,539,430 | $10.0M | 0.00% | +147,027+10.6% | Added |
| Goldman Sachs Group Inc | 1,563,432 | $10.2M | 0.00% | +183,770+13.3% | Added |
| Kynam Capital Management, LP | 1,641,891 | $10.7M | 1.12% | +16,891+1.0% | Added |
| Invesco Ltd. | 1,666,766 | $10.9M | 0.00% | +1,149,803+222.4% | Added |
| UBS Group AG | 1,839,799 | $12.0M | 0.00% | −1,187,916−39.2% | Reduced |
| JPMorgan Chase & Co | 1,853,005 | $12.1M | 0.00% | +667,780+56.3% | Added |
| Brown Capital Management LLC | 2,580,875 | $16.8M | 0.34% | −119,830−4.4% | Reduced |
| Man Group plc | 2,984,451 | $19.5M | 0.05% | −8620.0% | Reduced |
| Geode Capital Management, LLC | 3,372,322 | $22.0M | 0.00% | +225,164+7.2% | Added |
| Jacobs Levy Equity Management, Inc | 4,358,298 | $28.4M | 0.12% | +122,718+2.9% | Added |
| Braidwell LP | 4,438,232 | $28.9M | 0.91% | +948,389+27.2% | Added |
| Morgan Stanley | 4,860,828 | $31.7M | 0.00% | +2,182,712+81.5% | Added |
| LSV Asset Management | 6,071,501 | $39.6M | 0.09% | −79,500−1.3% | Reduced |
| Armistice Capital, LLC | 7,800,000 | $50.9M | 1.33% | +2,400,000+44.4% | Added |
| Renaissance Technologies LLC | 8,571,898 | $55.9M | 0.09% | +1,472,097+20.7% | Added |
| Pacer Advisors, Inc. | 8,907,639 | $58.1M | 0.13% | +1,701,452+23.6% | Added |
| State Street Corp | 9,242,841 | $60.3M | 0.00% | −4,674,270−33.6% | Reduced |
| Sarissa Capital Management LP | 16,390,000 | $106.9M | 18.04% | 00.0% | Unchanged |
| Vanguard Group Inc | 21,563,414 | $140.6M | 0.00% | +2,042,048+10.5% | Added |
| BlackRock Inc. | 22,877,015 | $149.2M | 0.00% | −1,280,753−5.3% | Reduced |
| Checkpoint Capital L.P. | 0 | $0 | 0.00% | −618,528−100.0% | Sold out |
| 13D Management LLC | 0 | $0 | 0.00% | −419,284−100.0% | Sold out |
| Edgestream Partners, L.P. | 0 | $0 | 0.00% | −296,287−100.0% | Sold out |
| QRG Capital Management, Inc. | 0 | $0 | 0.00% | −250,227−100.0% | Sold out |
| Healthcare of Ontario Pension Plan Trust Fund | 0 | $0 | 0.00% | −236,000−100.0% | Sold out |
| Driehaus Capital Management LLC | 0 | $0 | 0.00% | −210,054−100.0% | Sold out |
| Tenor Capital Management Co., L.P. | 0 | $0 | 0.00% | −208,200−100.0% | Sold out |
| State of New Jersey Common Pension Fund D | 0 | $0 | 0.00% | −185,503−100.0% | Sold out |
| Arrowstreet Capital, Limited Partnership | 0 | $0 | 0.00% | −175,777−100.0% | Sold out |
| Sio Capital Management, LLC | 0 | $0 | 0.00% | −149,400−100.0% | Sold out |
| Phocas Financial Corp. | 0 | $0 | 0.00% | −141,427−100.0% | Sold out |
| Texas Permanent School Fund | 0 | $0 | 0.00% | −120,245−100.0% | Sold out |
| Fisher Asset Management, LLC | 0 | $0 | 0.00% | −104,947−100.0% | Sold out |
| Twinbeech Capital LP | 0 | $0 | 0.00% | −102,768−100.0% | Sold out |
| ClariVest Asset Management LLC | 0 | $0 | 0.00% | −95,682−100.0% | Sold out |
| GMT Capital Corp | 0 | $0 | 0.00% | −83,800−100.0% | Sold out |
| First Trust Advisors LP | 0 | $0 | 0.00% | −81,912−100.0% | Sold out |
| Aquatic Capital Management LLC | 0 | $0 | 0.00% | −78,800−100.0% | Sold out |
| American International Group, Inc. | 0 | $0 | 0.00% | −74,691−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −64,350−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −58,915−100.0% | Sold out |
| Verition Fund Management LLC | 0 | $0 | 0.00% | −56,583−100.0% | Sold out |
| XTX Topco Ltd | 0 | $0 | 0.00% | −55,658−100.0% | Sold out |
| Point72 (DIFC) Ltd | 0 | $0 | 0.00% | −41,918−100.0% | Sold out |
| Wolverine Asset Management LLC | 0 | $0 | 0.00% | −40,822−100.0% | Sold out |
| Jefferies Financial Group Inc. | 0 | $0 | 0.00% | −36,750−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −33,000−100.0% | Sold out |
| Sherbrooke Park Advisers LLC | 0 | $0 | 0.00% | −30,074−100.0% | Sold out |
| Campbell & CO Investment Adviser LLC | 0 | $0 | 0.00% | −29,708−100.0% | Sold out |
| Corton Capital Inc. | 0 | $0 | 0.00% | −28,006−100.0% | Sold out |
| Virtus Investment Advisers, Inc. | 0 | $0 | 0.00% | −21,173−100.0% | Sold out |
| Tokio Marine Asset Management Co Ltd | 0 | $0 | 0.00% | −18,800−100.0% | Sold out |
| Bridgefront Capital, LLC | 0 | $0 | 0.00% | −16,327−100.0% | Sold out |
| Savant Capital, LLC | 0 | $0 | 0.00% | −15,257−100.0% | Sold out |
| Lazard Asset Management LLC | 0 | $0 | 0.00% | −14,542−100.0% | Sold out |
| O'Shaughnessy Asset Management, LLC | 0 | $0 | 0.00% | −14,438−100.0% | Sold out |
| Xponance, Inc. | 0 | $0 | 0.00% | −14,229−100.0% | Sold out |
| Graham Capital Management, L.P. | 0 | $0 | 0.00% | −13,537−100.0% | Sold out |
| Wolverine Trading, LLC | 0 | $0 | 0.00% | −12,998−100.0% | Sold out |
| Cerity Partners LLC | 0 | $0 | 0.00% | −10,485−100.0% | Sold out |
| Metropolitan Life Insurance Co | 0 | $0 | 0.00% | −7,769−100.0% | Sold out |
| Quest Partners LLC | 0 | $0 | 0.00% | −1,624−100.0% | Sold out |
| Parallel Advisors, LLC | 0 | $0 | 0.00% | −1,617−100.0% | Sold out |
| FNY Investment Advisers, LLC | 0 | $0 | 0.00% | −1,700−100.0% | Sold out |
| Signaturefd, LLC | 0 | $0 | 0.00% | −1,210−100.0% | Sold out |
| Bessemer Group Inc | 0 | $0 | 0.00% | −299−100.0% | Sold out |
| Huntington National Bank | 0 | $0 | 0.00% | −93−100.0% | Sold out |
| First Pacific Financial | 0 | $0 | 0.00% | −89−100.0% | Sold out |
| Parallax Volatility Advisers, L.P. | 0 | $0 | 0.00% | −64−100.0% | Sold out |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 0 | $0 | 0.00% | −26−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −16−100.0% | Sold out |
| Credit Suisse AG | – | – | – | – | Not filed |
| Cipher Capital LP | – | – | – | – | Not filed |
| Shell Asset Management Co | – | – | – | – | Not filed |
| Oracle Alpha Inc. | – | – | – | – | Not filed |