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, Q3 2021
Institutional positions in Ironwood Pharmaceuticals Inc as of Sep 30, 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
- 229
- +23 vs. Q2 2021
- Shares held
- 177.4M
- +3.97M (+2.3%) vs. Q2 2021
- Total value
- $2.32B
- +$83.1M (+3.7%) vs. Q2 2021
- New holders
- 40
- 85 more added
- Sold out
- 17
- 70 more reduced
3 institutions that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 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, Q3 2021
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cannon Global Investment Management, LLC | 44,000 | $575.0K | 0.86% | +44,000 | New |
| Susquehanna Fundamental Investments, LLC | 44,925 | $587.0K | 0.01% | +7,238+19.2% | Added |
| First Quadrant L P | 47,400 | $619.0K | 0.07% | 00.0% | Unchanged |
| Grimes & Company, Inc. | 48,120 | $628.0K | 0.03% | +2,922+6.5% | Added |
| Verition Fund Management LLC | 50,493 | $659.0K | 0.01% | −12,784−20.2% | Reduced |
| MetLife Investment Management | 50,961 | $665.6K | 0.01% | −10,033−16.4% | Reduced |
| HRT Financial LP | 53,077 | $693.0K | 0.00% | −26,107−33.0% | Reduced |
| Royal Bank of Canada | 53,110 | $693.0K | 0.00% | +26,006+95.9% | Added |
| ProShare Advisors LLC | 53,419 | $698.0K | 0.00% | −13,372−20.0% | Reduced |
| Ci Investments Inc. | 56,357 | $736.0K | 0.00% | +56,357 | New |
| Voya Investment Management LLC | 58,023 | $757.0K | 0.00% | −2,323−3.8% | Reduced |
| Los Angeles Capital Management LLC | 60,147 | $786.0K | 0.00% | +2,360+4.1% | Added |
| Mercer Global Advisors Inc | 61,517 | $803.0K | 0.01% | +13,079+27.0% | Added |
| Ameriprise Financial Inc | 64,833 | $846.0K | 0.00% | +29,148+81.7% | Added |
| Affinity Investment Advisors, LLC | 66,008 | $862.0K | 0.39% | +310.0% | Added |
| Seven Eight Capital, LP | 66,870 | $873.0K | 0.08% | +66,870 | New |
| Qube Research & Technologies Ltd | 68,501 | $895.0K | 0.01% | +68,501 | New |
| Prelude Capital Management, LLC | 68,853 | $899.0K | 0.05% | −59,014−46.2% | Reduced |
| Envestnet Asset Management Inc | 69,788 | $911.0K | 0.00% | +15,210+27.9% | Added |
| Winton Group Ltd | 71,214 | $930.0K | 0.05% | −21,428−23.1% | Reduced |
| Jump Financial, LLC | 71,800 | $938.0K | 0.07% | −134,500−65.2% | Reduced |
| Old West Investment Management, LLC | 72,586 | $947.0K | 0.42% | 00.0% | Unchanged |
| Shell Asset Management Co | 72,957 | $953.0K | 0.02% | −3,130−4.1% | Reduced |
| Manufacturers Life Insurance Company, The | 75,908 | $991.0K | 0.00% | −6,191−7.5% | Reduced |
| Victory Capital Management Inc | 76,887 | $1.00M | 0.00% | +25,378+49.3% | Added |
| AXA S.A. | 77,400 | $1.01M | 0.00% | −355,500−82.1% | Reduced |
| Summit Global Investments | 77,542 | $1.01M | 0.08% | +9,800+14.5% | Added |
| American International Group, Inc. | 79,515 | $1.04M | 0.01% | −1,889−2.3% | Reduced |
| Tudor Investment Corp Et Al | 83,672 | $1.09M | 0.02% | +83,672 | New |
| Fisher Asset Management, LLC | 85,918 | $1.12M | 0.00% | −16,706−16.3% | Reduced |
| Panagora Asset Management Inc | 88,553 | $1.16M | 0.01% | −3,898−4.2% | Reduced |
| Citadel Advisors LLC | 91,734 | $1.20M | 0.00% | −79,701−46.5% | Reduced |
| Jackson Creek Investment Advisors LLC | 100,195 | $1.31M | 0.49% | +803+0.8% | Added |
| Globeflex Capital L P | 109,240 | $1.43M | 0.31% | +37,625+52.5% | Added |
| Gotham Asset Management, LLC | 110,070 | $1.44M | 0.06% | +15,440+16.3% | Added |
| Artal Group S.A. | 110,532 | $1.44M | 0.04% | 00.0% | Unchanged |
| M&G Investment Management Ltd | 113,313 | $1.47M | 0.01% | +113,313 | New |
| Price T Rowe Associates Inc | 122,145 | $1.59M | 0.00% | −10,700−8.1% | Reduced |
| First Trust Advisors LP | 128,107 | $1.67M | 0.00% | +128,107 | New |
| SEI Investments Co | 131,007 | $1.74M | 0.00% | +98,150+298.7% | Added |
| Russell Investments Group, Ltd. | 135,505 | $1.77M | 0.00% | −19,612−12.6% | Reduced |
| APG Asset Management N.V. | 157,000 | $1.77M | 0.00% | +33,100+26.7% | Added |
| Legal & General Group Plc | 137,554 | $1.80M | 0.00% | +30,007+27.9% | Added |
| AlphaCrest Capital Management LLC | 139,579 | $1.82M | 0.09% | +8,834+6.8% | Added |
| Broderick Brian C | 141,350 | $1.85M | 0.49% | −2,500−1.7% | Reduced |
| Nomura Holdings Inc | 151,000 | $2.01M | 0.02% | +151,000 | New |
| Redwood Investment Management, LLC | 157,075 | $2.05M | 0.29% | +15,720+11.1% | Added |
| Macquarie Group Ltd | 170,990 | $2.23M | 0.00% | +167,200+4,411.6% | Added |
| Jennison Associates LLC | 176,657 | $2.31M | 0.00% | +61,034+52.8% | Added |
| Schroder Investment Management Group | 184,074 | $2.40M | 0.00% | 00.0% | Unchanged |
| Rhumbline Advisers | 189,862 | $2.48M | 0.00% | +6,173+3.4% | Added |
| Healthcare Value Capital, LLC | 200,000 | $2.61M | 6.78% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 202,526 | $2.65M | 0.01% | −4,667−2.3% | Reduced |
| California State Teachers Retirement System | 204,070 | $2.67M | 0.00% | +3,601+1.8% | Added |
| Virginia Retirement Systems Et Al | 207,300 | $2.71M | 0.03% | −19,600−8.6% | Reduced |
| Alberta Investment Management Corp | 210,731 | $2.75M | 0.02% | +56,404+36.5% | Added |
| State of Wisconsin Investment Board | 214,800 | $2.81M | 0.01% | 00.0% | Unchanged |
| Brandywine Global Investment Management, LLC | 214,754 | $2.81M | 0.02% | +214,754 | New |
| Barclays PLC | 215,716 | $2.82M | 0.00% | −9,639−4.3% | Reduced |
| Old Mission Capital LLC | 219,008 | $2.86M | 0.13% | +88,646+68.0% | Added |
| Rafferty Asset Management, LLC | 255,415 | $3.34M | 0.02% | +33,038+14.9% | Added |
| Assenagon Asset Management S.A. | 256,714 | $3.35M | 0.01% | −200.0% | Reduced |
| State Board of Administration of Florida Retirement System | 257,902 | $3.37M | 0.01% | −15,307−5.6% | Reduced |
| Cubist Systematic Strategies, LLC | 271,061 | $3.54M | 0.04% | +192,427+244.7% | Added |
| American Century Companies Inc | 295,613 | $3.86M | 0.00% | +102,364+53.0% | Added |
| Man Group plc | 299,483 | $3.91M | 0.01% | −95,551−24.2% | Reduced |
| Alliancebernstein L.P. | 299,825 | $3.92M | 0.00% | +54,504+22.2% | Added |
| Acadian Asset Management LLC | 304,857 | $3.98M | 0.02% | −363,304−54.4% | Reduced |
| Jane Street Group, LLC | 327,301 | $4.27M | 0.01% | +183,700+127.9% | Added |
| Citigroup Inc | 328,147 | $4.29M | 0.00% | −210,044−39.0% | Reduced |
| AQR Capital Management LLC | 337,365 | $4.41M | 0.01% | −123,323−26.8% | Reduced |
| Two Sigma Investments, LP | 338,634 | $4.42M | 0.01% | +86,718+34.4% | Added |
| Swiss National Bank | 340,000 | $4.44M | 0.00% | +2,900+0.9% | Added |
| Hillsdale Investment Management Inc. | 340,617 | $4.45M | 0.34% | +38,000+12.6% | Added |
| ClariVest Asset Management LLC | 344,838 | $4.50M | 0.15% | −17,546−4.8% | Reduced |
| Principal Financial Group Inc | 350,610 | $4.58M | 0.00% | +15,829+4.7% | Added |
| Clark Estates Inc | 355,000 | $4.64M | 0.66% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 399,534 | $5.22M | 0.01% | +46,532+13.2% | Added |
| Bank of America Corp | 403,220 | $5.26M | 0.00% | +16,822+4.4% | Added |
| Deutsche Bank AG | 407,494 | $5.32M | 0.00% | +307,728+308.4% | Added |
| Squarepoint Ops LLC | 425,530 | $5.56M | 0.04% | +293,762+222.9% | Added |
| Parametric Portfolio Associates LLC | 463,155 | $6.05M | 0.00% | +89,669+24.0% | Added |
| Comerica Bank | 499,587 | $6.51M | 0.04% | −20,110−3.9% | Reduced |
| Federated Hermes, Inc. | 500,200 | $6.53M | 0.01% | +19,425+4.0% | Added |
| Price Michael F | 520,000 | $6.79M | 0.79% | 00.0% | Unchanged |
| ExodusPoint Capital Management, LP | 580,985 | $7.59M | 0.11% | +188,644+48.1% | Added |
| Islet Management, LP | 600,000 | $7.84M | 0.38% | +100,000+20.0% | Added |
| Two Sigma Advisers, LP | 602,857 | $7.87M | 0.02% | +483,000+403.0% | Added |
| UBS Group AG | 622,657 | $8.13M | 0.00% | +231,156+59.0% | Added |
| 13D Management LLC | 650,455 | $8.49M | 3.16% | 00.0% | Unchanged |
| HealthInvest Partners AB | 685,000 | $8.95M | 13.40% | −835,000−54.9% | Reduced |
| Invesco Ltd. | 701,277 | $9.16M | 0.00% | −12,924−1.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 735,721 | $9.61M | 0.01% | +735,721 | New |
| Bank of New York Mellon Corp | 793,076 | $10.4M | 0.00% | −26,376−3.2% | Reduced |
| Prudential Financial Inc | 861,639 | $11.3M | 0.02% | +186,469+27.6% | Added |
| Foundry Partners, LLC | 893,070 | $11.7M | 0.42% | +893,070 | New |
| Great Lakes Advisors, LLC | 955,008 | $12.5M | 0.19% | −30,897−3.1% | Reduced |
| Bridger Management, LLC | 970,514 | $12.7M | 1.48% | −1,064,600−52.3% | Reduced |
| Pictet Asset Management SA | 1,033,687 | $13.5M | 0.01% | +1,033,687 | New |
| Glenmede Trust Co NA | 1,092,610 | $14.3M | 0.07% | −5,203−0.5% | Reduced |