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 2024
Institutional positions in Ironwood Pharmaceuticals Inc as of Dec 31, 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
- 223
- +4 vs. Q3 2024
- Shares held
- 164.2M
- +755.5K (+0.5%) vs. Q3 2024
- Total value
- $727.5M
- +$53.8M (+8.0%) vs. Q3 2024
- New holders
- 41
- 77 more added
- Sold out
- 37
- 77 more reduced
2 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2024
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Voya Investment Management LLC | 43,390 | $192.2K | 0.00% | −4,375−9.2% | Reduced |
| Teachers Retirement System of the State of Kentucky | 44,349 | $196.0K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 44,394 | $196.7K | 0.00% | 00.0% | Unchanged |
| XTX Topco Ltd | 45,881 | $203.3K | 0.02% | +45,881 | New |
| Maryland State Retirement & Pension System | 47,110 | $208.7K | 0.00% | −1,661−3.4% | Reduced |
| Panagora Asset Management Inc | 48,366 | $214.3K | 0.00% | +33+0.1% | Added |
| Gallacher Capital Management LLC | 49,821 | $220.7K | 0.11% | +1,553+3.2% | Added |
| Caption Management, LLC | 50,000 | $221.5K | 0.01% | +50,000 | New |
| ProShare Advisors LLC | 50,204 | $222.4K | 0.00% | +11,267+28.9% | Added |
| Profund Advisors LLC | 51,455 | $227.9K | 0.01% | −30,914−37.5% | Reduced |
| Manufacturers Life Insurance Company, The | 52,943 | $234.5K | 0.00% | −1,579−2.9% | Reduced |
| Dark Forest Capital Management LP | 53,776 | $238.2K | 0.04% | −74,638−58.1% | Reduced |
| Intech Investment Management LLC | 57,244 | $253.6K | 0.00% | +13,205+30.0% | Added |
| Allianz Asset Management GmbH | 57,300 | $253.8K | 0.00% | +57,300 | New |
| Old West Investment Management, LLC | 62,119 | $275.2K | 0.11% | −5,842−8.6% | Reduced |
| EntryPoint Capital, LLC | 62,913 | $278.7K | 0.12% | +46,248+277.5% | Added |
| Graham Capital Management, L.P. | 63,032 | $279.2K | 0.01% | −44,938−41.6% | Reduced |
| Amundi | 61,979 | $283.9K | 0.00% | +38,889+168.4% | Added |
| Exchange Traded Concepts, LLC | 65,278 | $289.2K | 0.01% | −2,413−3.6% | Reduced |
| Janus Henderson Group PLC | 66,187 | $292.9K | 0.00% | 00.0% | Unchanged |
| State of Tennessee, Treasury Department | 66,821 | $296.0K | 0.00% | +1,947+3.0% | Added |
| D. E. Shaw & Co., Inc. | 67,753 | $300.1K | 0.00% | −176,928−72.3% | Reduced |
| Louisiana State Employees Retirement System | 68,100 | $301.7K | 0.01% | +100+0.1% | Added |
| Verition Fund Management LLC | 74,330 | $329.3K | 0.00% | +56,905+326.6% | Added |
| Corebridge Financial, Inc. | 75,304 | $333.6K | 0.00% | −5,867−7.2% | Reduced |
| STRS Ohio | 76,600 | $339.3K | 0.00% | 00.0% | Unchanged |
| State of Alaska, Department of Revenue | 80,212 | $355.0K | 0.00% | −50.0% | Reduced |
| Wells Fargo & Company | 82,565 | $365.8K | 0.00% | +17,595+27.1% | Added |
| Voleon Capital Management LP | 82,728 | $366.5K | 0.03% | +82,728 | New |
| Ensign Peak Advisors, Inc | 85,392 | $378.3K | 0.00% | 00.0% | Unchanged |
| CWM Advisors, LLC | 89,251 | $395.4K | 0.04% | −11,778−11.7% | Reduced |
| MetLife Investment Management | 89,255 | $395.4K | 0.00% | +8,559+10.6% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 89,876 | $397.7K | 0.00% | −3,384−3.6% | Reduced |
| Price T Rowe Associates Inc | 95,898 | $425.0K | 0.00% | −7,458−7.2% | Reduced |
| Virtus ETF Advisers LLC | 98,218 | $435.1K | 0.18% | +43,143+78.3% | Added |
| Harbor Capital Advisors, Inc. | 99,610 | $441.0K | 0.02% | −68,461−40.7% | Reduced |
| Public Employees Retirement System of Ohio | 100,172 | $443.8K | 0.00% | −9,676−8.8% | Reduced |
| Cercano Management LLC | 101,378 | $449.1K | 0.01% | 00.0% | Unchanged |
| Creative Planning | 103,550 | $458.7K | 0.00% | +61,399+145.7% | Added |
| Mariner, LLC | 105,964 | $469.4K | 0.00% | +60,751+134.4% | Added |
| Thrivent Financial for Lutherans | 108,850 | $482.0K | 0.00% | −1,539−1.4% | Reduced |
| Siren, L.L.C. | 110,532 | $489.7K | 0.02% | 00.0% | Unchanged |
| MYDA Advisors LLC | 115,200 | $510.3K | 0.15% | +115,200 | New |
| Comerica Bank | 122,083 | $540.8K | 0.00% | −28,108−18.7% | Reduced |
| BNP Paribas Arbitrage, SA | 122,640 | $543.3K | 0.00% | −32,020−20.7% | Reduced |
| Great West Life Assurance Co | 129,507 | $573.0K | 0.00% | −19,003−12.8% | Reduced |
| Alps Advisors Inc | 129,397 | $573.2K | 0.00% | +11,862+10.1% | Added |
| California State Teachers Retirement System | 134,137 | $594.2K | 0.00% | −1,005−0.7% | Reduced |
| SEI Investments Co | 141,915 | $628.7K | 0.00% | −268,765−65.4% | Reduced |
| Prudential Financial Inc | 145,588 | $645.0K | 0.00% | −5,200−3.4% | Reduced |
| Vestcor Inc | 148,614 | $658.0K | 0.02% | −10,852−6.8% | Reduced |
| Alliancebernstein L.P. | 163,070 | $722.4K | 0.00% | 00.0% | Unchanged |
| Macquarie Group Ltd | 167,200 | $741.0K | 0.00% | 00.0% | Unchanged |
| Hennion & Walsh Asset Management, Inc. | 187,773 | $831.8K | 0.04% | +16,962+9.9% | Added |
| Susquehanna International Group, LLP | 192,291 | $851.8K | 0.00% | +110,617+135.4% | Added |
| Alberta Investment Management Corp | 210,731 | $933.5K | 0.01% | 00.0% | Unchanged |
| Victory Capital Management Inc | 213,292 | $944.9K | 0.00% | −4,717−2.2% | Reduced |
| Omers Administration Corp | 215,110 | $952.9K | 0.01% | −105,300−32.9% | Reduced |
| Dimensional Fund Advisors LP | 218,422 | $967.6K | 0.00% | +10,149+4.9% | Added |
| PDT Partners, LLC | 223,938 | $992.0K | 0.09% | +196,638+720.3% | Added |
| Rafferty Asset Management, LLC | 236,732 | $1.05M | 0.00% | −159,932−40.3% | Reduced |
| Norges Bank | 252,291 | $1.12M | 0.00% | −141,975−36.0% | Reduced |
| Schonfeld Strategic Advisors LLC | 255,040 | $1.13M | 0.01% | +73,447+40.4% | Added |
| Qube Research & Technologies Ltd | 257,730 | $1.14M | 0.00% | −313,045−54.8% | Reduced |
| Swiss National Bank | 282,700 | $1.25M | 0.00% | +6,000+2.2% | Added |
| UBS Asset Management Americas Inc | 286,990 | $1.27M | 0.00% | +17,265+6.4% | Added |
| AXA S.A. | 288,471 | $1.28M | 0.00% | +288,471 | New |
| Wedge Capital Management L L P | 289,023 | $1.28M | 0.02% | −25,820−8.2% | Reduced |
| Citigroup Inc | 295,961 | $1.31M | 0.00% | +109,788+59.0% | Added |
| FMR LLC | 303,273 | $1.34M | 0.00% | +133,592+78.7% | Added |
| Franklin Resources Inc | 309,236 | $1.37M | 0.00% | −3,812−1.2% | Reduced |
| Los Angeles Capital Management LLC | 331,700 | $1.47M | 0.01% | +319,528+2,625.1% | Added |
| Connor, Clark & Lunn Investment Management Ltd. | 341,455 | $1.51M | 0.01% | +215,166+170.4% | Added |
| Rhumbline Advisers | 348,006 | $1.54M | 0.00% | +10,041+3.0% | Added |
| Public Sector Pension Investment Board | 352,106 | $1.56M | 0.01% | +53,820+18.0% | Added |
| Man Group plc | 354,824 | $1.57M | 0.00% | −539,902−60.3% | Reduced |
| Barclays PLC | 369,276 | $1.64M | 0.00% | −47,044−11.3% | Reduced |
| Federated Hermes, Inc. | 370,476 | $1.64M | 0.00% | +370,476 | New |
| Robeco Institutional Asset Management B.V. | 380,960 | $1.69M | 0.00% | 00.0% | Unchanged |
| AQR Capital Management LLC | 396,986 | $1.76M | 0.00% | −167,127−29.6% | Reduced |
| Nuveen Asset Management, LLC | 405,354 | $1.80M | 0.00% | 00.0% | Unchanged |
| Parkman Healthcare Partners LLC | 408,535 | $1.81M | 0.24% | −46,942−10.3% | Reduced |
| Jane Street Group, LLC | 417,642 | $1.85M | 0.00% | +94,004+29.0% | Added |
| Russell Investments Group, Ltd. | 420,451 | $1.86M | 0.00% | −42,596−9.2% | Reduced |
| Legal & General Group Plc | 420,686 | $1.86M | 0.00% | +11,764+2.9% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 426,138 | $1.89M | 0.00% | +426,138 | New |
| State of Wisconsin Investment Board | 476,619 | $2.11M | 0.01% | −96,807−16.9% | Reduced |
| Invesco Ltd. | 521,988 | $2.31M | 0.00% | −5,706−1.1% | Reduced |
| Citadel Advisors LLC | 560,464 | $2.48M | 0.00% | −136,962−19.6% | Reduced |
| Ameriprise Financial Inc | 565,618 | $2.51M | 0.00% | −32,584−5.4% | Reduced |
| Walleye Capital LLC | 580,097 | $2.57M | 0.02% | +299,798+107.0% | Added |
| Stonepine Capital Management, LLC | 648,785 | $2.87M | 2.32% | −351,215−35.1% | Reduced |
| Bank of America Corp | 678,145 | $3.00M | 0.00% | +258,372+61.6% | Added |
| Royce & Associates LP | 735,436 | $3.26M | 0.03% | +72,502+10.9% | Added |
| Principal Financial Group Inc | 765,356 | $3.39M | 0.00% | +29,629+4.0% | Added |
| Saturn V Capital Management LLC | 814,533 | $3.61M | 1.41% | −305,876−27.3% | Reduced |
| Two Sigma Investments, LP | 863,428 | $3.82M | 0.01% | −27,535−3.1% | Reduced |
| Sio Capital Management, LLC | 907,783 | $4.02M | 1.13% | +907,783 | New |
| Goldman Sachs Group Inc | 915,272 | $4.05M | 0.00% | −307,865−25.2% | Reduced |
| Bank of New York Mellon Corp | 978,135 | $4.33M | 0.00% | +65,357+7.2% | Added |