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 2023
Institutional positions in Ironwood Pharmaceuticals Inc as of Dec 31, 2023. 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
- 251
- +5 vs. Q3 2023
- Shares held
- 165.0M
- +5.37M (+3.4%) vs. Q3 2023
- Total value
- $1.89B
- +$324.4M (+20.8%) vs. Q3 2023
- New holders
- 31
- 87 more added
- Sold out
- 26
- 94 more reduced
3 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2023: 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 2023
Shares, value and share of portfolio for each institution holding Ironwood Pharmaceuticals Inc; share changes are against Q3 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| US Bancorp | 39,840 | $455.8K | 0.00% | +39,285+7,078.4% | Added |
| Oregon Public Employees Retirement Fund | 40,116 | $458.9K | 0.01% | −700−1.7% | Reduced |
| Prairiewood Capital, LLC | 41,081 | $470.0K | 0.24% | 00.0% | Unchanged |
| Point72 Middle East FZE | 42,902 | $490.8K | 0.03% | −29,408−40.7% | Reduced |
| EMC Capital Management | 43,315 | $496.0K | 0.33% | 00.0% | Unchanged |
| Teachers Retirement System of the State of Kentucky | 44,349 | $507.0K | 0.00% | 00.0% | Unchanged |
| State Board of Administration of Florida Retirement System | 44,394 | $507.9K | 0.00% | 00.0% | Unchanged |
| Wells Fargo & Company | 44,430 | $508.3K | 0.00% | −150,708−77.2% | Reduced |
| Royal Bank of Canada | 44,828 | $513.0K | 0.00% | +22,210+98.2% | Added |
| XTX Topco Ltd | 46,445 | $531.3K | 0.12% | +30,432+190.0% | Added |
| Cipher Capital LP | 47,548 | $543.9K | 0.18% | +29,420+162.3% | Added |
| Handelsbanken Fonder AB | 47,855 | $547.0K | 0.00% | +18,900+65.3% | Added |
| Allspring Global Investments Holdings, LLC | 48,616 | $556.2K | 0.00% | +42,091+645.1% | Added |
| Brevan Howard Capital Management LP | 48,628 | $556.3K | 0.06% | +34,030+233.1% | Added |
| Intrinsic Value Partners, LLC | 49,455 | $565.8K | 0.66% | −900−1.8% | Reduced |
| Maryland State Retirement & Pension System | 49,935 | $571.3K | 0.01% | −639−1.3% | Reduced |
| New Vernon Capital Holdings II LLC | 52,443 | $599.9K | 0.32% | +20,738+65.4% | Added |
| HighTower Advisors, LLC | 52,339 | $601.0K | 0.00% | +1,849+3.7% | Added |
| Amalgamated Bank | 53,769 | $615.0K | 0.00% | −3,834−6.7% | Reduced |
| Comerica Bank | 55,404 | $633.8K | 0.00% | −89−0.2% | Reduced |
| Yousif Capital Management, LLC | 56,398 | $645.2K | 0.01% | −305−0.5% | Reduced |
| Old West Investment Management, LLC | 56,921 | $651.2K | 0.33% | +761+1.4% | Added |
| Oak Associates, Ltd | 61,384 | $702.2K | 0.05% | 00.0% | Unchanged |
| Gotham Asset Management, LLC | 62,051 | $709.9K | 0.01% | +40,672+190.2% | Added |
| Hussman Strategic Advisors, Inc. | 63,000 | $720.7K | 0.16% | −61,000−49.2% | Reduced |
| Duality Advisers, LP | 64,842 | $741.8K | 0.08% | −8,966−12.1% | Reduced |
| Janus Henderson Group PLC | 66,973 | $765.8K | 0.00% | −109,515−62.1% | Reduced |
| Louisiana State Employees Retirement System | 68,700 | $785.9K | 0.02% | −1,200−1.7% | Reduced |
| SummerHaven Investment Management, LLC | 68,745 | $786.4K | 0.50% | +980+1.4% | Added |
| MetLife Investment Management | 71,570 | $818.8K | 0.01% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 71,848 | $821.9K | 0.00% | −310−0.4% | Reduced |
| Schonfeld Strategic Advisors LLC | 72,976 | $834.8K | 0.01% | +40,576+125.2% | Added |
| American International Group, Inc. | 75,357 | $862.1K | 0.00% | −624−0.8% | Reduced |
| State of Tennessee, Treasury Department | 76,501 | $875.2K | 0.00% | −1,261−1.6% | Reduced |
| Qube Research & Technologies Ltd | 79,168 | $905.7K | 0.00% | +79,168 | New |
| Price T Rowe Associates Inc | 80,584 | $922.0K | 0.00% | +8,477+11.8% | Added |
| AQR Capital Management LLC | 81,801 | $935.8K | 0.00% | −121,768−59.8% | Reduced |
| State of Alaska, Department of Revenue | 84,525 | $966.0K | 0.01% | −963−1.1% | Reduced |
| Squarepoint Ops LLC | 87,373 | $999.5K | 0.00% | −422,834−82.9% | Reduced |
| Ensign Peak Advisors, Inc | 89,700 | $1.03M | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global Investments Co., Ltd. | 90,161 | $1.03M | 0.00% | −899−1.0% | Reduced |
| Creative Planning | 90,456 | $1.03M | 0.00% | +22,377+32.9% | Added |
| ClariVest Asset Management LLC | 96,498 | $1.10M | 0.06% | −83−0.1% | Reduced |
| Wellington Management Group LLP | 97,418 | $1.11M | 0.00% | +97,418 | New |
| FMR LLC | 97,849 | $1.12M | 0.00% | +81,789+509.3% | Added |
| Skandinaviska Enskilda Banken AB (publ) | 98,300 | $1.12M | 0.01% | −51,600−34.4% | Reduced |
| Massachusetts Financial Services Co | 98,677 | $1.13M | 0.00% | +98,677 | New |
| Fisher Asset Management, LLC | 103,131 | $1.18M | 0.00% | +200+0.2% | Added |
| Kennedy Capital Management, Inc. | 105,898 | $1.21M | 0.03% | +105,898 | New |
| AXA S.A. | 106,843 | $1.22M | 0.00% | +80,043+298.7% | Added |
| Alps Advisors Inc | 107,302 | $1.23M | 0.01% | −7,837−6.8% | Reduced |
| Engineers Gate Manager LP | 107,538 | $1.23M | 0.04% | +107,538 | New |
| Artal Group S.A. | 110,532 | $1.26M | 0.04% | 00.0% | Unchanged |
| Public Employees Retirement System of Ohio | 114,094 | $1.31M | 0.01% | +24,594+27.5% | Added |
| Voya Investment Management LLC | 116,057 | $1.33M | 0.00% | +726+0.6% | Added |
| Texas Permanent School Fund | 118,688 | $1.36M | 0.01% | +2,076+1.8% | Added |
| Profund Advisors LLC | 119,484 | $1.37M | 0.06% | −31,795−21.0% | Reduced |
| State of Wisconsin Investment Board | 119,894 | $1.37M | 0.00% | +231+0.2% | Added |
| Parkman Healthcare Partners LLC | 120,652 | $1.38M | 0.20% | +20,652+20.7% | Added |
| Thrivent Financial for Lutherans | 122,428 | $1.40M | 0.00% | −3,179−2.5% | Reduced |
| Advantage Alpha Capital Partners LP | 125,705 | $1.44M | 0.27% | +125,705 | New |
| Martingale Asset Management L P | 139,858 | $1.60M | 0.03% | −140−0.1% | Reduced |
| Great West Life Assurance Co | 146,949 | $1.68M | 0.00% | −102,098−41.0% | Reduced |
| California State Teachers Retirement System | 148,553 | $1.70M | 0.00% | −5,698−3.7% | Reduced |
| UBS Asset Management Americas Inc | 157,002 | $1.80M | 0.00% | +23,086+17.2% | Added |
| Hillsdale Investment Management Inc. | 157,400 | $1.80M | 0.15% | +157,400 | New |
| Prudential Financial Inc | 158,535 | $1.81M | 0.00% | −2,958−1.8% | Reduced |
| Arrowstreet Capital, Limited Partnership | 164,547 | $1.88M | 0.00% | +48,658+42.0% | Added |
| Alliancebernstein L.P. | 166,931 | $1.91M | 0.00% | +5,900+3.7% | Added |
| Macquarie Group Ltd | 167,200 | $1.91M | 0.00% | 00.0% | Unchanged |
| Susquehanna International Group, LLP | 172,969 | $1.98M | 0.00% | +57,250+49.5% | Added |
| HRT Financial LP | 189,276 | $2.17M | 0.02% | −52,761−21.8% | Reduced |
| SEI Investments Co | 190,143 | $2.18M | 0.00% | +144+0.1% | Added |
| Moran Wealth Management, LLC | 200,160 | $2.29M | 0.08% | −2,230−1.1% | Reduced |
| Cowen and Company, LLC | 200,578 | $2.29M | 0.15% | +200,578 | New |
| Alberta Investment Management Corp | 210,731 | $2.41M | 0.02% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 225,620 | $2.58M | 0.00% | +64,378+39.9% | Added |
| Exchange Traded Concepts, LLC | 227,767 | $2.61M | 0.07% | −7,923−3.4% | Reduced |
| D. E. Shaw & Co., Inc. | 229,030 | $2.62M | 0.00% | −207,233−47.5% | Reduced |
| Jefferies Financial Group Inc. | 232,081 | $2.66M | 0.04% | +21,341+10.1% | Added |
| Voloridge Investment Management, LLC | 239,832 | $2.74M | 0.01% | +126,235+111.1% | Added |
| Mercer Global Advisors Inc | 240,434 | $2.75M | 0.01% | −4,315−1.8% | Reduced |
| Guggenheim Capital LLC | 240,871 | $2.76M | 0.02% | −15,024−5.9% | Reduced |
| AlphaCentric Advisors LLC | 245,000 | $2.80M | 1.88% | −47,500−16.2% | Reduced |
| Healthcare of Ontario Pension Plan Trust Fund | 251,500 | $2.88M | 0.01% | 00.0% | Unchanged |
| State of New Jersey Common Pension Fund D | 258,524 | $2.96M | 0.01% | −14,823−5.4% | Reduced |
| QRG Capital Management, Inc. | 258,971 | $2.96M | 0.04% | −9,851−3.7% | Reduced |
| Swiss National Bank | 276,700 | $3.17M | 0.00% | −30,600−10.0% | Reduced |
| Redwood Investment Management, LLC | 282,619 | $3.23M | 0.30% | −47,188−14.3% | Reduced |
| Public Sector Pension Investment Board | 285,108 | $3.26M | 0.02% | +115,401+68.0% | Added |
| Marshall Wace, LLP | 287,820 | $3.29M | 0.01% | +140,075+94.8% | Added |
| Jane Street Group, LLC | 296,911 | $3.40M | 0.00% | −217,586−42.3% | Reduced |
| Royce & Associates LP | 298,763 | $3.42M | 0.03% | +14,013+4.9% | Added |
| First Trust Advisors LP | 299,245 | $3.42M | 0.00% | +299,245 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 303,675 | $3.47M | 0.02% | −197,006−39.3% | Reduced |
| Sofinnova Investments, Inc. | 331,099 | $3.79M | 0.21% | +331,099 | New |
| ExodusPoint Capital Management, LP | 335,614 | $3.84M | 0.05% | +163,664+95.2% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 347,016 | $3.97M | 0.01% | −211,324−37.8% | Reduced |
| GMT Capital Corp | 356,400 | $4.08M | 0.15% | −104,800−22.7% | Reduced |
| Citigroup Inc | 362,000 | $4.14M | 0.01% | −67,788−15.8% | Reduced |