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, Q1 2026
Institutional positions in Ironwood Pharmaceuticals Inc as of Mar 31, 2026. 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
- +32 vs. Q4 2025
- Shares held
- 161.5M
- +22.8M (+16.5%) vs. Q4 2025
- Total value
- $566.8M
- +$100.5M (+21.5%) vs. Q4 2025
- New holders
- 57
- 86 more added
- Sold out
- 25
- 56 more reduced
4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: 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, Q1 2026
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Covestor Ltd | 95 | $0 | 0.00% | +1+1.1% | Added |
| Smartleaf Asset Management LLC | 1 | $3 | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 17 | $60 | 0.00% | 00.0% | Unchanged |
| Ronald Blue Trust, Inc. | 34 | $119 | 0.00% | 00.0% | Unchanged |
| Keating Financial Advisory Services, Inc. | 66 | $232 | 0.00% | +66 | New |
| Clean Yield Group | 85 | $298 | 0.00% | 00.0% | Unchanged |
| Frazier Financial Advisors, LLC | 97 | $341 | 0.00% | +97 | New |
| Advisor Group Holdings, Inc. | 110 | $386 | 0.00% | −3,289−96.8% | Reduced |
| Root Financial Partners, LLC | 133 | $467 | 0.00% | +133 | New |
| Pinnacle Wealth Planning Services, Inc. | 201 | $706 | 0.00% | 00.0% | Unchanged |
| CoreCap Advisors, LLC | 235 | $825 | 0.00% | 00.0% | Unchanged |
| Advisory Services Network, LLC | 235 | $825 | 0.00% | +235 | New |
| Avion Wealth | 408 | $1.00K | 0.00% | 00.0% | Unchanged |
| SJS Investment Consulting Inc. | 305 | $1.07K | 0.00% | +284+1,352.4% | Added |
| Intentional Wealth Strategies, LLC | 349 | $1.23K | 0.00% | +349 | New |
| Sunbelt Securities, Inc. | 444 | $1.56K | 0.00% | 00.0% | Unchanged |
| Caitong International Asset Management Co., Ltd | 522 | $1.83K | 0.00% | +522 | New |
| Basecamp Wealth Advisors LLC | 596 | $2.09K | 0.00% | +596 | New |
| Signaturefd, LLC | 736 | $2.58K | 0.00% | +736 | New |
| Quantbot Technologies LP | 756 | $2.65K | 0.00% | +756 | New |
| IAG Wealth Partners, LLC | 1,000 | $3.51K | 0.00% | +1,000 | New |
| SBI Securities Co., Ltd. | 1,286 | $4.51K | 0.00% | +1,220+1,848.5% | Added |
| Sterling Capital Management LLC | 1,353 | $4.75K | 0.00% | −563−29.4% | Reduced |
| Royal Bank of Canada | 1,461 | $5.00K | 0.00% | −3,849−72.5% | Reduced |
| Carolina Wealth Advisors, LLC | 1,492 | $5.24K | 0.00% | +1,492 | New |
| Optiver Holding B.V. | 1,514 | $5.31K | 0.00% | +576+61.4% | Added |
| Nisa Investment Advisors, LLC | 1,627 | $5.71K | 0.00% | 00.0% | Unchanged |
| UMA Financial Services, Inc. | 1,669 | $5.86K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 1,703 | $5.98K | 0.00% | +1,680+7,304.3% | Added |
| Farther Finance Advisors, LLC | 1,535 | $5.99K | 0.00% | +1,483+2,851.9% | Added |
| Jones Financial Companies LLLP | 1,993 | $6.10K | 0.00% | +310+18.4% | Added |
| Rothschild Investment LLC | 1,784 | $6.26K | 0.00% | +818+84.7% | Added |
| WealthCollab, LLC | 1,970 | $6.92K | 0.00% | 00.0% | Unchanged |
| Rialto Wealth Management, LLC | 2,174 | $7.63K | 0.00% | +2,174 | New |
| True Wealth Design, LLC | 2,361 | $8.29K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 2,411 | $8.46K | 0.00% | −51−2.1% | Reduced |
| Rockefeller Capital Management L.P. | 2,732 | $9.59K | 0.00% | +2,184+398.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 3,079 | $10.8K | 0.00% | +3,079 | New |
| GF Fund Management Co. Ltd. | 3,636 | $12.8K | 0.00% | +440+13.8% | Added |
| Allworth Financial LP | 3,997 | $14.0K | 0.00% | +2,540+174.3% | Added |
| IFP Advisors, Inc | 4,033 | $14.2K | 0.00% | 00.0% | Unchanged |
| Private Wealth Asset Management, LLC | 6,000 | $21.1K | 0.00% | +6,000 | New |
| Owl Creek Wealth Partners LLC | 6,195 | $21.7K | 0.01% | +6,195 | New |
| Financial Management Professionals, Inc. | 6,508 | $22.8K | 0.00% | +6,508 | New |
| MAI Capital Management | 6,564 | $23.0K | 0.00% | +6,564 | New |
| California State Teachers Retirement System | 8,659 | $30.4K | 0.00% | −1,192−12.1% | Reduced |
| Gotham Asset Management, LLC | 10,657 | $37.4K | 0.00% | +10,657 | New |
| Allegiance Financial Group Advisory Services LLC | 10,717 | $37.6K | 0.01% | +10,717 | New |
| Stonebrook Private Inc. | 10,926 | $38.4K | 0.01% | −59−0.5% | Reduced |
| Principal Financial Group Inc | 11,375 | $39.9K | 0.00% | +11,375 | New |
| Coldstream Capital Management Inc | 11,388 | $40.0K | 0.00% | −912−7.4% | Reduced |
| Tower Research Capital LLC (TRC) | 11,406 | $40.0K | 0.00% | −3,743−24.7% | Reduced |
| Simplify Asset Management Inc. | 11,447 | $40.2K | 0.00% | +501+4.6% | Added |
| MQS Management LLC | 11,451 | $40.2K | 0.03% | −963−7.8% | Reduced |
| Waddell & Associates, LLC | 11,682 | $41.0K | 0.00% | +11,682 | New |
| Cetera Investment Advisers | 11,949 | $41.9K | 0.00% | 00.0% | Unchanged |
| waypoint wealth counsel | 11,999 | $42.1K | 0.02% | −504−4.0% | Reduced |
| Evoke Wealth, LLC | 12,062 | $42.3K | 0.00% | +775+6.9% | Added |
| Neuberger Berman Group LLC | 12,510 | $43.9K | 0.00% | −2,342−15.8% | Reduced |
| Ariadne Wealth Management, LP | 12,564 | $44.1K | 0.02% | +340+2.8% | Added |
| Abel Hall, LLC | 12,908 | $45.3K | 0.01% | −3,753−22.5% | Reduced |
| Axq Capital, LP | 12,949 | $45.5K | 0.01% | +12,949 | New |
| Farallon Capital Management, L.L.C. | 13,000 | $45.6K | 0.00% | 00.0% | Unchanged |
| Y-Intercept (Hong Kong) Ltd | 13,470 | $47.3K | 0.00% | +13,470 | New |
| Nine Masts Capital Ltd | 13,527 | $47.5K | 0.01% | +13,527 | New |
| Bull Harbor Capital LLC | 13,721 | $48.2K | 0.01% | +13,721 | New |
| Ameritas Investment Partners, Inc. | 13,773 | $48.3K | 0.00% | 00.0% | Unchanged |
| Brevan Howard Capital Management LP | 14,218 | $49.9K | 0.00% | +14,218 | New |
| Legal & General Group Plc | 14,288 | $50.2K | 0.00% | −2,402−14.4% | Reduced |
| Xponance, Inc. | 14,337 | $50.3K | 0.00% | +1,918+15.4% | Added |
| Calamos Advisors LLC | 14,520 | $51.0K | 0.00% | 00.0% | Unchanged |
| DGS Capital Management, LLC | 14,883 | $52.2K | 0.01% | +4,458+42.8% | Added |
| Evolve Private Wealth, LLC | 15,467 | $54.3K | 0.00% | +658+4.4% | Added |
| Scientech Research LLC | 15,917 | $55.9K | 0.05% | +15,917 | New |
| Virtu Financial LLC | 16,960 | $60.0K | 0.00% | +16,960 | New |
| Abacus Wealth Partners, LLC | 17,531 | $61.5K | 0.01% | +17,531 | New |
| NorthCrest Asset Manangement, LLC | 17,399 | $61.6K | 0.00% | +4,242+32.2% | Added |
| Simplex Trading, LLC | 17,724 | $62.2K | 0.00% | +17,724 | New |
| Broderick Brian C | 18,000 | $63.2K | 0.01% | 00.0% | Unchanged |
| HighTower Advisors, LLC | 19,920 | $69.9K | 0.00% | +3,770+23.3% | Added |
| EverSource Wealth Advisors, LLC | 20,336 | $71.4K | 0.00% | +6,656+48.7% | Added |
| Oversea-Chinese Banking CORP Ltd | 21,465 | $75.3K | 0.00% | 00.0% | Unchanged |
| Chicago Partners Investment Group LLC | 18,483 | $77.3K | 0.00% | +18,483 | New |
| Essential Partners LLC | 22,102 | $77.6K | 0.03% | +21+0.1% | Added |
| Grimes & Company, Inc. | 25,887 | $90.9K | 0.00% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 26,478 | $92.9K | 0.00% | 00.0% | Unchanged |
| E Fund Management Co., Ltd. | 27,230 | $95.6K | 0.00% | +27,230 | New |
| Vise Technologies, Inc. | 29,680 | $100.0K | 0.00% | 00.0% | Unchanged |
| Integrated Wealth Concepts LLC | 28,572 | $100.3K | 0.00% | +17,136+149.8% | Added |
| China Universal Asset Management Co., Ltd. | 28,936 | $101.6K | 0.01% | +2,428+9.2% | Added |
| HSBC Holdings PLC | 29,706 | $104.0K | 0.00% | +6,270+26.8% | Added |
| ProShare Advisors LLC | 30,474 | $107.0K | 0.00% | −5,841−16.1% | Reduced |
| Graham Capital Management, L.P. | 30,821 | $108.2K | 0.00% | +30,821 | New |
| nVerses Capital, LLC | 32,554 | $114.3K | 0.10% | +32,554 | New |
| Squarepoint Ops LLC | 32,746 | $114.9K | 0.00% | −56,134−63.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 36,690 | $128.8K | 0.00% | +600+1.7% | Added |
| Intech Investment Management LLC | 39,043 | $137.0K | 0.00% | −32,530−45.5% | Reduced |
| Citigroup Inc | 39,405 | $138.3K | 0.00% | +23,904+154.2% | Added |
| Brighton Jones LLC | 40,039 | $140.5K | 0.00% | +40,039 | New |
| Krilogy Financial LLC | 33,194 | $143.7K | 0.00% | +2,971+9.8% | Added |