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 2022
Institutional positions in Ironwood Pharmaceuticals Inc as of Sep 30, 2022. 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
- 245
- +7 vs. Q2 2022
- Shares held
- 169.7M
- −5.30M (−3.0%) vs. Q2 2022
- Total value
- $1.76B
- −$262.0M (−13.0%) vs. Q2 2022
- New holders
- 32
- 91 more added
- Sold out
- 25
- 83 more reduced
2 institutions that held it in Q2 2022 haven't filed for Q3 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2022: 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 2022
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 24,970,098 | $258.7M | 0.01% | −1,920,122−7.1% | Reduced |
| Sarissa Capital Management LP | 16,390,000 | $169.8M | 19.19% | 00.0% | Unchanged |
| Vanguard Group Inc | 14,484,557 | $150.1M | 0.00% | +4,7330.0% | Added |
| Wellington Management Group LLP | 13,858,069 | $143.6M | 0.03% | −1,059,885−7.1% | Reduced |
| State Street Corp | 11,454,170 | $118.7M | 0.01% | +567,365+5.2% | Added |
| Brown Capital Management LLC | 8,637,118 | $89.5M | 1.25% | −3,004,817−25.8% | Reduced |
| LSV Asset Management | 7,914,220 | $82.0M | 0.19% | +435,063+5.8% | Added |
| Renaissance Technologies LLC | 5,373,153 | $55.7M | 0.08% | −42,200−0.8% | Reduced |
| Credit Suisse AG | 4,642,905 | $48.1M | 0.05% | +221,377+5.0% | Added |
| Dimensional Fund Advisors LP | 3,331,623 | $34.5M | 0.01% | +252,333+8.2% | Added |
| Victory Capital Management Inc | 2,901,831 | $30.1M | 0.04% | +2,738,889+1,680.9% | Added |
| Geode Capital Management, LLC | 2,465,627 | $25.5M | 0.00% | −149,412−5.7% | Reduced |
| Morgan Stanley | 2,203,402 | $22.8M | 0.00% | −374,129−14.5% | Reduced |
| Millennium Management LLC | 1,805,175 | $18.7M | 0.02% | +724,203+67.0% | Added |
| Nuveen Asset Management, LLC | 1,711,399 | $17.7M | 0.01% | −536,357−23.9% | Reduced |
| Royce & Associates LP | 1,678,211 | $17.4M | 0.20% | +184,574+12.4% | Added |
| Invesco Ltd. | 1,675,528 | $17.4M | 0.01% | +465,328+38.5% | Added |
| Bank of New York Mellon Corp | 1,636,872 | $17.0M | 0.00% | −29,193−1.8% | Reduced |
| Northern Trust Corp | 1,562,093 | $16.2M | 0.00% | −76,800−4.7% | Reduced |
| Putnam Investments LLC | 1,510,792 | $15.7M | 0.03% | −3,390,406−69.2% | Reduced |
| Norges Bank | 1,483,774 | $15.4M | 0.00% | +46,040+3.2% | Added |
| Goldman Sachs Group Inc | 1,408,717 | $14.6M | 0.00% | +416,590+42.0% | Added |
| New York State Common Retirement Fund | 1,289,056 | $13.4M | 0.02% | −341,588−20.9% | Reduced |
| Pacer Advisors, Inc. | 1,271,453 | $13.2M | 0.09% | +338,287+36.3% | Added |
| American Century Companies Inc | 1,187,441 | $12.3M | 0.01% | +129,321+12.2% | Added |
| Glenmede Trust Co NA | 1,165,208 | $12.1M | 0.08% | −139,705−10.7% | Reduced |
| Charles Schwab Investment Management Inc | 1,018,938 | $10.6M | 0.00% | −105,800−9.4% | Reduced |
| Westfield Capital Management Co LP | 932,769 | $9.66M | 0.08% | −1,383,359−59.7% | Reduced |
| Principal Financial Group Inc | 924,443 | $9.58M | 0.01% | −303,360−24.7% | Reduced |
| Deutsche Bank AG | 917,082 | $9.50M | 0.01% | −2,525,668−73.4% | Reduced |
| Bridger Management, LLC | 916,314 | $9.49M | 2.87% | −39,700−4.2% | Reduced |
| Man Group plc | 838,277 | $8.68M | 0.04% | – | – |
| Ally Bridge Group (NY) LLC | 742,570 | $7.69M | 5.08% | +742,570 | New |
| Great Lakes Advisors, LLC | 713,805 | $7.39M | 0.16% | −22,843−3.1% | Reduced |
| HRT Financial LP | 677,233 | $7.02M | 0.08% | +677,233 | New |
| Citigroup Inc | 655,994 | $6.80M | 0.01% | +251,371+62.1% | Added |
| Bank of America Corp | 650,100 | $6.73M | 0.00% | +255,130+64.6% | Added |
| Rafferty Asset Management, LLC | 629,974 | $6.53M | 0.07% | +304,990+93.8% | Added |
| 13D Management LLC | 600,431 | $6.22M | 3.25% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 586,772 | $6.08M | 0.02% | +547,982+1,412.7% | Added |
| JPMorgan Chase & Co | 581,168 | $6.02M | 0.00% | −136,236−19.0% | Reduced |
| AQR Capital Management LLC | 576,388 | $5.97M | 0.01% | +123,716+27.3% | Added |
| Ameriprise Financial Inc | 575,566 | $5.96M | 0.00% | −37,455−6.1% | Reduced |
| Barclays PLC | 574,495 | $5.95M | 0.01% | +453,988+376.7% | Added |
| D. E. Shaw & Co., Inc. | 557,434 | $5.78M | 0.01% | −193,995−25.8% | Reduced |
| Price Jennifer C. | 520,000 | $5.39M | 1.11% | 00.0% | Unchanged |
| Two Sigma Advisers, LP | 518,700 | $5.37M | 0.02% | −122,900−19.2% | Reduced |
| First Trust Advisors LP | 502,662 | $5.21M | 0.01% | +134,558+36.6% | Added |
| Schroder Investment Management Group | 501,577 | $5.20M | 0.01% | +476,201+1,876.6% | Added |
| Hillsdale Investment Management Inc. | 418,917 | $4.34M | 0.39% | +84,400+25.2% | Added |
| Legal & General Group Plc | 392,825 | $4.07M | 0.00% | −48,146−10.9% | Reduced |
| Rhumbline Advisers | 389,840 | $4.04M | 0.01% | +78,396+25.2% | Added |
| Hotchkis & Wiley Capital Management LLC | 389,380 | $4.03M | 0.02% | +389,380 | New |
| Guggenheim Capital LLC | 367,238 | $3.81M | 0.03% | +102,562+38.8% | Added |
| Foundry Partners, LLC | 355,050 | $3.68M | 0.23% | +37,824+11.9% | Added |
| Amundi | 337,000 | $3.53M | 0.00% | +337,000 | New |
| Swiss National Bank | 328,300 | $3.40M | 0.00% | −9,300−2.8% | Reduced |
| Cubist Systematic Strategies, LLC | 326,500 | $3.38M | 0.03% | +60,248+22.6% | Added |
| AlphaCrest Capital Management LLC | 306,494 | $3.17M | 0.19% | +130,780+74.4% | Added |
| Monarch Partners Asset Management LLC | 303,550 | $3.15M | 0.94% | +31,125+11.4% | Added |
| Quantedge Capital Pte Ltd | 303,000 | $3.14M | 0.97% | +122,700+68.1% | Added |
| Allspring Global Investments Holdings, LLC | 293,204 | $3.04M | 0.01% | +11,484+4.1% | Added |
| Jupiter Asset Management Ltd | 290,002 | $3.00M | 0.05% | −1,819,528−86.3% | Reduced |
| Susquehanna International Group, LLP | 280,748 | $2.91M | 0.01% | +248,877+780.9% | Added |
| Alberta Investment Management Corp | 267,316 | $2.77M | 0.02% | +7,589+2.9% | Added |
| First Eagle Investment Management, LLC | 255,500 | $2.65M | 0.01% | +255,500 | New |
| Phocas Financial Corp. | 253,951 | $2.63M | 0.41% | +253,951 | New |
| State Board of Administration of Florida Retirement System | 252,692 | $2.62M | 0.01% | +164,248+185.7% | Added |
| Capital Fund Management S.A. | 246,985 | $2.56M | 0.06% | +127,532+106.8% | Added |
| Redwood Investment Management, LLC | 245,246 | $2.54M | 0.53% | +8,808+3.7% | Added |
| Public Sector Pension Investment Board | 244,361 | $2.53M | 0.02% | −40,416−14.2% | Reduced |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 229,184 | $2.37M | 0.00% | +3,878+1.7% | Added |
| Envestnet Asset Management Inc | 214,356 | $2.22M | 0.00% | −3,458−1.6% | Reduced |
| State of New Jersey Common Pension Fund D | 213,014 | $2.21M | 0.01% | +13,566+6.8% | Added |
| Brandywine Global Investment Management, LLC | 206,221 | $2.14M | 0.02% | −9,640−4.5% | Reduced |
| Alliancebernstein L.P. | 202,088 | $2.09M | 0.00% | −26,212−11.5% | Reduced |
| Winton Group Ltd | 179,975 | $1.86M | 0.12% | +67,976+60.7% | Added |
| Mercer Global Advisors Inc | 177,130 | $1.83M | 0.01% | +1,659+0.9% | Added |
| Duality Advisers, LP | 176,248 | $1.83M | 0.20% | +122,504+227.9% | Added |
| California State Teachers Retirement System | 173,110 | $1.79M | 0.00% | −8,251−4.5% | Reduced |
| Occudo Quantitative Strategies LP | 173,082 | $1.79M | 0.14% | +128,128+285.0% | Added |
| Macquarie Group Ltd | 170,990 | $1.77M | 0.00% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 166,257 | $1.72M | 0.01% | −693,237−80.7% | Reduced |
| Globeflex Capital L P | 156,626 | $1.62M | 0.28% | +47,386+43.4% | Added |
| Hussman Strategic Advisors, Inc. | 156,000 | $1.62M | 0.28% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 155,007 | $1.61M | 0.01% | −10,220−6.2% | Reduced |
| Great West Life Assurance Co | 155,068 | $1.60M | 0.00% | +2,123+1.4% | Added |
| Los Angeles Capital Management LLC | 153,308 | $1.59M | 0.01% | +93,835+157.8% | Added |
| SEI Investments Co | 152,318 | $1.58M | 0.00% | +122,992+419.4% | Added |
| Prudential Financial Inc | 136,207 | $1.57M | 0.00% | −20,195−12.9% | Reduced |
| ClariVest Asset Management LLC | 149,387 | $1.55M | 0.07% | −45,782−23.5% | Reduced |
| Assenagon Asset Management S.A. | 147,636 | $1.53M | 0.01% | +11,527+8.5% | Added |
| Schonfeld Strategic Advisors LLC | 146,563 | $1.52M | 0.01% | +146,563 | New |
| Thrivent Financial for Lutherans | 137,806 | $1.43M | 0.00% | −13,334−8.8% | Reduced |
| Qube Research & Technologies Ltd | 133,531 | $1.38M | 0.01% | −13,494−9.2% | Reduced |
| Squarepoint Ops LLC | 133,494 | $1.38M | 0.01% | +133,494 | New |
| Martingale Asset Management L P | 128,753 | $1.33M | 0.03% | +3,703+3.0% | Added |
| UBS Asset Management Americas Inc | 128,149 | $1.33M | 0.00% | +11,362+9.7% | Added |
| Vident Investment Advisory, LLC | 122,204 | $1.27M | 0.04% | +122,204 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 121,463 | $1.26M | 0.01% | −18,775−13.4% | Reduced |