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 2021
Institutional positions in Ironwood Pharmaceuticals Inc as of Jun 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
- 209
- +1 vs. Q1 2021
- Shares held
- 174.5M
- +3.51M (+2.1%) vs. Q1 2021
- Total value
- $2.25B
- +$334.2M (+17.5%) vs. Q1 2021
- New holders
- 32
- 75 more added
- Sold out
- 31
- 66 more reduced
2 institutions that held it in Q1 2021 haven't filed for Q2 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2021
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| American International Group, Inc. | 81,404 | $1.05M | 0.00% | −41,569−33.8% | Reduced |
| HRT Financial LP | 79,184 | $1.02M | 0.01% | +79,184 | New |
| Cubist Systematic Strategies, LLC | 78,634 | $1.01M | 0.01% | +1,205+1.6% | Added |
| Shell Asset Management Co | 76,087 | $979.0K | 0.02% | +21,548+39.5% | Added |
| Engineers Gate Manager LP | 76,060 | $979.0K | 0.06% | +54,692+256.0% | Added |
| Old West Investment Management, LLC | 72,586 | $934.0K | 0.38% | +2,243+3.2% | Added |
| Globeflex Capital L P | 71,615 | $922.0K | 0.17% | +121+0.2% | Added |
| Summit Global Investments | 67,742 | $872.0K | 0.05% | −3,300−4.6% | Reduced |
| ProShare Advisors LLC | 66,791 | $860.0K | 0.00% | +1,875+2.9% | Added |
| Affinity Investment Advisors, LLC | 65,977 | $849.0K | 0.38% | 00.0% | Unchanged |
| Verition Fund Management LLC | 63,277 | $815.0K | 0.01% | +63,277 | New |
| MetLife Investment Management | 60,994 | $785.0K | 0.01% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 60,473 | $778.0K | 0.00% | −10,945−15.3% | Reduced |
| Voya Investment Management LLC | 60,346 | $776.0K | 0.00% | −11,315−15.8% | Reduced |
| Los Angeles Capital Management LLC | 57,787 | $744.0K | 0.00% | −3,255−5.3% | Reduced |
| HSBC Holdings PLC | 54,547 | $705.0K | 0.00% | +28,398+108.6% | Added |
| Envestnet Asset Management Inc | 54,578 | $702.0K | 0.00% | +3,032+5.9% | Added |
| Zebra Capital Management LLC | 53,359 | $687.0K | 0.81% | −5,763−9.7% | Reduced |
| Victory Capital Management Inc | 51,509 | $663.0K | 0.00% | +2,881+5.9% | Added |
| Mercer Global Advisors Inc | 48,438 | $623.0K | 0.00% | +2,550+5.6% | Added |
| First Quadrant L P | 47,400 | $610.0K | 0.07% | +200+0.4% | Added |
| Schonfeld Strategic Advisors LLC | 47,118 | $607.0K | 0.01% | +47,118 | New |
| Simplex Trading, LLC | 45,619 | $587.0K | 0.02% | −18,318−28.7% | Reduced |
| Grimes & Company, Inc. | 45,198 | $582.0K | 0.03% | +4,697+11.6% | Added |
| Metropolitan Life Insurance Co | 45,017 | $579.4K | 0.01% | +2,115+4.9% | Added |
| Virtus ETF Advisers LLC | 44,421 | $572.0K | 0.24% | −6,890−13.4% | Reduced |
| Jacobs Levy Equity Management, Inc | 42,036 | $541.0K | 0.00% | −238,508−85.0% | Reduced |
| Arizona State Retirement System | 41,566 | $535.0K | 0.00% | −2,708−6.1% | Reduced |
| Sawyer & Company, Inc | 41,000 | $528.0K | 0.25% | 00.0% | Unchanged |
| Nelson, Van Denburg & Campbell Wealth Management Group, LLC | 40,019 | $515.0K | 0.05% | +7,474+23.0% | Added |
| Susquehanna Fundamental Investments, LLC | 37,687 | $485.0K | 0.01% | +37,687 | New |
| Capital Fund Management S.A. | 37,123 | $477.8K | 0.01% | +15,831+74.4% | Added |
| Diversified Trust Co | 36,506 | $470.0K | 0.02% | +36,506 | New |
| Ameriprise Financial Inc | 35,685 | $459.0K | 0.00% | −1,469−4.0% | Reduced |
| First Hawaiian Bank | 34,730 | $447.0K | 0.02% | 00.0% | Unchanged |
| SEI Investments Co | 32,857 | $440.0K | 0.00% | +32,857 | New |
| CWM Advisors, LLC | 29,238 | $376.0K | 0.05% | +886+3.1% | Added |
| Handelsbanken Fonder AB | 28,955 | $373.0K | 0.00% | +1,900+7.0% | Added |
| Tocqueville Asset Management L.P. | 28,531 | $367.0K | 0.01% | 00.0% | Unchanged |
| The PNC Financial Services Group, Inc. | 27,939 | $361.0K | 0.00% | −4,629−14.2% | Reduced |
| Amalgamated Bank | 27,434 | $353.0K | 0.00% | +4,758+21.0% | Added |
| Royal Bank of Canada | 27,104 | $349.0K | 0.00% | +22,883+542.1% | Added |
| Public Employees Retirement Association of Colorado | 24,883 | $320.0K | 0.00% | 00.0% | Unchanged |
| LPL Financial LLC | 23,965 | $308.0K | 0.00% | +13,965+139.7% | Added |
| Evercore Wealth Management, LLC | 22,425 | $289.0K | 0.01% | 00.0% | Unchanged |
| Quantitative Investment Management, LLC | 22,175 | $285.0K | 0.03% | +22,175 | New |
| Capula Management Ltd | 21,525 | $277.0K | 0.05% | +21,525 | New |
| Tokio Marine Asset Management Co Ltd | 20,200 | $260.0K | 0.02% | +600+3.1% | Added |
| Teacher Retirement System of Texas | 19,959 | $257.0K | 0.00% | +2,979+17.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 19,421 | $250.0K | 0.00% | 00.0% | Unchanged |
| Zeke Capital Advisors, LLC | 19,263 | $248.0K | 0.02% | +5,137+36.4% | Added |
| Euclidean Technologies Management, LLC | 18,475 | $238.0K | 0.19% | +18,475 | New |
| Centiva Capital, LP | 17,897 | $230.0K | 0.02% | +17,897 | New |
| Hennion & Walsh Asset Management, Inc. | 17,294 | $223.0K | 0.01% | +4,411+34.2% | Added |
| Group One Trading, L.P. | 16,529 | $213.0K | 0.00% | +7,063+74.6% | Added |
| Wolverine Trading, LLC | 16,480 | $210.0K | 0.01% | −13,655−45.3% | Reduced |
| Profund Advisors LLC | 16,154 | $208.0K | 0.01% | +762+5.0% | Added |
| Gerber Kawasaki Wealth & Investment Management | 16,098 | $207.0K | 0.02% | 00.0% | Unchanged |
| US Bancorp | 15,611 | $201.0K | 0.00% | −777−4.7% | Reduced |
| Fox Run Management, L.L.C. | 15,214 | $196.0K | 0.18% | +15,214 | New |
| First Manhattan Co | 14,925 | $192.0K | 0.00% | 00.0% | Unchanged |
| Walleye Trading LLC | 14,943 | $192.0K | 0.01% | +14,943 | New |
| Carroll Financial Associates, Inc. | 14,844 | $191.0K | 0.01% | +14,844 | New |
| BNP Paribas Arbitrage, SA | 14,286 | $183.9K | 0.00% | −320,956−95.7% | Reduced |
| Ergoteles LLC | 13,800 | $178.0K | 0.00% | −7,800−36.1% | Reduced |
| O'Shaughnessy Asset Management, LLC | 13,289 | $171.0K | 0.00% | 00.0% | Unchanged |
| Campbell & CO Investment Adviser LLC | 12,166 | $157.0K | 0.07% | +12,166 | New |
| Wedge Capital Management L L P | 11,544 | $149.0K | 0.00% | −1,793−13.4% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 11,546 | $149.0K | 0.00% | −1,000−8.0% | Reduced |
| Ameritas Investment Partners, Inc. | 11,391 | $147.0K | 0.01% | −1,589−12.2% | Reduced |
| Pinnacle Wealth Planning Services, Inc. | 10,396 | $134.0K | 0.03% | +44+0.4% | Added |
| SG3 Management, LLC | 10,000 | $129.0K | 0.05% | +10,000 | New |
| Tower Research Capital LLC (TRC) | 9,272 | $119.0K | 0.00% | −12,226−56.9% | Reduced |
| Pinz Capital Management, LP | 9,000 | $116.0K | 0.03% | +9,000 | New |
| Nisa Investment Advisors, LLC | 8,330 | $107.0K | 0.00% | 00.0% | Unchanged |
| Great West Life Assurance Co | 8,000 | $103.0K | 0.00% | −2,270−22.1% | Reduced |
| FMR LLC | 6,656 | $86.0K | 0.00% | −284,827−97.7% | Reduced |
| State of Wyoming | 5,316 | $68.0K | 0.04% | +3,439+183.2% | Added |
| Macquarie Group Ltd | 3,790 | $49.0K | 0.00% | 00.0% | Unchanged |
| Penserra Capital Management LLC | 3,685 | $47.0K | 0.00% | +35+1.0% | Added |
| Advisor Group Holdings, Inc. | 2,215 | $28.0K | 0.00% | +570+34.7% | Added |
| Bank of Montreal | 1,532 | $20.0K | 0.00% | −4,635−75.2% | Reduced |
| Quantbot Technologies LP | 1,431 | $18.0K | 0.00% | +1,431 | New |
| Northwestern Mutual Wealth Management Co | 1,270 | $16.0K | 0.00% | 00.0% | Unchanged |
| Baillie Gifford & Co | 935 | $12.0K | 0.00% | 00.0% | Unchanged |
| Captrust Financial Advisors | 752 | $10.0K | 0.00% | −2,970−79.8% | Reduced |
| Clean Yield Group | 702 | $9.00K | 0.00% | +702 | New |
| Lake Point Wealth Management | 735 | $9.00K | 0.00% | +735 | New |
| Dark Forest Capital Management LP | 733 | $9.00K | 0.00% | +733 | New |
| NewSquare Capital LLC | 595 | $8.00K | 0.00% | +595 | New |
| Signaturefd, LLC | 519 | $7.00K | 0.00% | +111+27.2% | Added |
| West Branch Capital LLC | 423 | $5.00K | 0.00% | +423 | New |
| Savior LLC | 333 | $4.00K | 0.00% | 00.0% | Unchanged |
| Daiwa Securities Group Inc. | 301 | $4.00K | 0.00% | 00.0% | Unchanged |
| Smith Asset Management Group LP | 230 | $3.00K | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 218 | $3.00K | 0.00% | +38+21.1% | Added |
| Glassman Wealth Services | 169 | $2.00K | 0.00% | 00.0% | Unchanged |
| Quadrant Capital Group LLC | 131 | $2.00K | 0.00% | −24−15.5% | Reduced |
| McCarthy Asset Management, Inc. | 150 | $2.00K | 0.00% | 00.0% | Unchanged |
| Berman Capital Advisors, LLC | 218 | $2.00K | 0.00% | +89+69.0% | Added |