Fund shareholders of Ironwood Pharmaceuticals Inc
ISIN US46333X1081 · United States · LEI 549300PC8MR6QHH6P296
- Fund shareholders
- 205
- Of which ETFs
- 47 158 other funds
- Value held
- ≈ 174.6M $ 174.1M $ · 387.3K €
- Share of capital
- 28.9 % of 165.2M shares on Jul 31, 2026
| Fund | Shares | Value | Weight in fund | Share of capital | |
|---|---|---|---|---|---|
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 4,334,784 | 15.2M $ | 0.00 % | 2.62 % | as of Mar 31, 2026 ↗ |
| State Street(R) SPDR(R) S&P(R) Biotech ETF SPDR SERIES TRUST | 3,999,224 | 14M $ | 0.19 % | 2.42 % | as of Mar 31, 2026 ↗ |
| iShares Russell 2000 ETF iShares Trust | 3,957,233 | 13.9M $ | 0.02 % | 2.39 % | as of Mar 31, 2026 ↗ |
| Schwab Fundamental U.S. Small Company ETF SCHWAB STRATEGIC TRUST | 3,118,051 | 10.7M $ | 0.11 % | 1.89 % | as of Feb 28, 2026 ↗ |
| VANGUARD STRATEGIC EQUITY FUND VANGUARD HORIZON FUNDS | 2,102,573 | 7.4M $ | 0.07 % | 1.27 % | as of Mar 31, 2026 ↗ |
| VANGUARD EXPLORER FUND VANGUARD EXPLORER FUND | 1,632,083 | 6.7M $ | 0.03 % | 0.99 % | as of Apr 30, 2026 ↗ |
| VANGUARD EXTENDED MARKET INDEX FUND VANGUARD INDEX FUNDS | 1,612,143 | 5.7M $ | 0.01 % | 0.98 % | as of Mar 31, 2026 ↗ |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 1,581,187 | 6.5M $ | 0.02 % | 0.96 % | as of Apr 30, 2026 ↗ |
| Federated Hermes MDT Small Cap Core Fund Federated Hermes MDT Series | 1,286,341 | 5.3M $ | 0.28 % | 0.78 % | as of Apr 30, 2026 ↗ |
| iShares Russell 2000 Growth ETF iShares Trust | 1,209,938 | 4.2M $ | 0.03 % | 0.73 % | as of Mar 31, 2026 ↗ |
| iShares Biotechnology ETF iShares Trust | 1,173,471 | 4.1M $ | 0.05 % | 0.71 % | as of Mar 31, 2026 ↗ |
| Pacer US Small Cap Cash Cows 100 ETF Pacer Funds Trust | 1,123,536 | 4.6M $ | 0.13 % | 0.68 % | as of Apr 30, 2026 ↗ |
| Bridge Builder Small/Mid Cap Growth Fund Bridge Builder Trust | 901,494 | 3.2M $ | 0.03 % | 0.55 % | as of Mar 31, 2026 ↗ |
| VANGUARD RUSSELL 2000 INDEX FUND VANGUARD SCOTTSDALE FUNDS | 793,781 | 2.7M $ | 0.02 % | 0.48 % | as of Feb 28, 2026 ↗ |
| Fidelity Extended Market Index Fund Fidelity Concord Street Trust | 752,944 | 2.6M $ | 0.01 % | 0.46 % | as of Feb 28, 2026 ↗ |
| Federated Hermes MDT Small Cap Growth Fund Federated Hermes MDT Series | 728,449 | 3M $ | 0.40 % | 0.44 % | as of Apr 30, 2026 ↗ |
| Schwab U.S. Small-Cap ETF SCHWAB STRATEGIC TRUST | 700,944 | 2.4M $ | 0.01 % | 0.42 % | as of Feb 28, 2026 ↗ |
| VictoryShares Small Cap Free Cash Flow ETF Victory Portfolios II | 695,161 | 2.4M $ | 0.49 % | 0.42 % | as of Mar 31, 2026 ↗ |
| Schwab Fundamental U.S. Small Company Index Fund SCHWAB CAPITAL TRUST | 655,733 | 2.7M $ | 0.11 % | 0.40 % | as of Apr 30, 2026 ↗ |
| Fidelity Enhanced Small Cap ETF Fidelity Covington Trust | 621,720 | 2.2M $ | 0.05 % | 0.38 % | as of Mar 31, 2026 ↗ |
| U.S. SMALL CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 609,094 | 2.5M $ | 0.01 % | 0.37 % | as of Apr 30, 2026 ↗ |
| Dimensional U.S. Small Cap ETF Dimensional ETF Trust | 522,300 | 2.2M $ | 0.02 % | 0.32 % | as of Apr 30, 2026 ↗ |
| U.S. MICRO CAP PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 519,825 | 2.1M $ | 0.03 % | 0.31 % | as of Apr 30, 2026 ↗ |
| VANGUARD U.S. MOMENTUM FACTOR ETF VANGUARD WELLINGTON FUND | 464,187 | 1.6M $ | 0.11 % | 0.28 % | as of Feb 28, 2026 ↗ |
| Fidelity Small-Mid Multifactor ETF Fidelity Covington Trust | 450,064 | 1.9M $ | 0.08 % | 0.27 % | as of Apr 30, 2026 ↗ |
| VANGUARD HEALTH CARE INDEX FUND VANGUARD WORLD FUND | 439,728 | 1.5M $ | 0.01 % | 0.27 % | as of Feb 28, 2026 ↗ |
| iShares Micro-Cap ETF iShares Trust | 402,901 | 1.4M $ | 0.12 % | 0.24 % | as of Mar 31, 2026 ↗ |
| Fidelity SAI Small-Mid Cap Momentum Index Fund Fidelity Salem Street Trust | 396,459 | 1.6M $ | 0.04 % | 0.24 % | as of Apr 30, 2026 ↗ |
| Schwab Small-Cap Index Fund SCHWAB CAPITAL TRUST | 353,372 | 1.5M $ | 0.02 % | 0.21 % | as of Apr 30, 2026 ↗ |
| VANGUARD U.S. VALUE FACTOR ETF VANGUARD WELLINGTON FUND | 339,290 | 1.2M $ | 0.15 % | 0.21 % | as of Feb 28, 2026 ↗ |
| Invesco RAFI US 1500 Small-Mid ETF Invesco Exchange-Traded Fund Trust | 329,601 | 1.4M $ | 0.05 % | 0.20 % | as of Apr 30, 2026 ↗ |
| VANGUARD MARKET NEUTRAL FUND VANGUARD MONTGOMERY FUNDS | 315,160 | 1.1M $ | 0.26 % | 0.19 % | as of Mar 31, 2026 ↗ |
| VANGUARD STRATEGIC SMALL-CAP EQUITY FUND VANGUARD HORIZON FUNDS | 300,277 | 1.1M $ | 0.04 % | 0.18 % | as of Mar 31, 2026 ↗ |
| Amplify Etho Climate Leadership U.S. ETF Amplify ETF Trust | 290,771 | 1M $ | 0.66 % | 0.18 % | as of Mar 31, 2026 ↗ |
| Master Small Cap Index Series Quantitative Master Series LLC | 272,189 | 955.4K $ | 0.02 % | 0.16 % | as of Mar 31, 2026 ↗ |
| PGIM Quant Solutions Small-Cap Value Fund Target Portfolio Trust | 267,100 | 1.1M $ | 0.27 % | 0.16 % | as of Apr 30, 2026 ↗ |
| Fidelity Total Market Index Fund Fidelity Concord Street Trust | 263,403 | 900.8K $ | 0.00 % | 0.16 % | as of Feb 28, 2026 ↗ |
| Federated Hermes MDT Small Cap Value Fund f/k/a Federated Hermes Clover Small Value Fund Federated Hermes Equity Funds | 234,792 | 824.1K $ | 0.55 % | 0.14 % | as of Mar 31, 2026 ↗ |
| Direxion Daily S&P Biotech Bull 3X Shares Direxion Shares ETF Trust | 233,156 | 961.8K $ | 0.19 % | 0.14 % | as of Apr 30, 2026 ↗ |
| Fidelity Series Total Market Index Fund Fidelity Concord Street Trust | 208,927 | 714.5K $ | 0.00 % | 0.13 % | as of Feb 28, 2026 ↗ |
| SIMT Tax-Managed Small/Mid Cap Fund SEI INSTITUTIONAL MANAGED TRUST | 200,839 | 704.9K $ | 0.10 % | 0.12 % | as of Mar 31, 2026 ↗ |
| Small-Cap Value Fund Bridgeway Funds, Inc. | 200,000 | 702K $ | 0.23 % | 0.12 % | as of Mar 31, 2026 ↗ |
| SMALL CAP EQUITY FUND GuideStone Funds | 196,168 | 688.5K $ | 0.08 % | 0.12 % | as of Mar 31, 2026 ↗ |
| Nuveen Small Cap Blend Index Fund TIAA-CREF Funds | 191,558 | 790.2K $ | 0.02 % | 0.12 % | as of Apr 30, 2026 ↗ |
| iShares Core S&P Total U.S. Stock Market ETF iShares Trust | 191,501 | 672.2K $ | 0.00 % | 0.12 % | as of Mar 31, 2026 ↗ |
| SIMT Small Cap Fund SEI INSTITUTIONAL MANAGED TRUST | 188,195 | 660.6K $ | 0.15 % | 0.11 % | as of Mar 31, 2026 ↗ |
| State Street(R) SPDR(R) US Small Cap Low Volatility Index ETF SPDR SERIES TRUST | 187,263 | 657.3K $ | 0.24 % | 0.11 % | as of Mar 31, 2026 ↗ |
| Distillate Small/Mid Cash Flow ETF ETF Series Solutions | 184,337 | 647K $ | 0.54 % | 0.11 % | as of Mar 31, 2026 ↗ |
| Franklin Small Cap Enhanced ETF Franklin Templeton ETF Trust | 180,914 | 635K $ | 0.56 % | 0.11 % | as of Mar 31, 2026 ↗ |
| AQR Small Cap Multi-Style Fund AQR Funds | 175,093 | 614.6K $ | 0.41 % | 0.11 % | as of Mar 31, 2026 ↗ |
| iShares U.S. Small-Cap Equity Factor ETF iShares Trust | 167,205 | 689.7K $ | 0.02 % | 0.10 % | as of Apr 30, 2026 ↗ |
| EQ/2000 Managed Volatility Portfolio EQ Advisors Trust | 162,335 | 569.8K $ | 0.02 % | 0.10 % | as of Mar 31, 2026 ↗ |
| Strategic Advisers U.S. Total Stock Fund Fidelity Rutland Square Trust II | 156,444 | 535K $ | 0.00 % | 0.09 % | as of Feb 28, 2026 ↗ |
| SEI Select Small Cap ETF SEI EXCHANGE TRADED FUNDS | 155,808 | 546.9K $ | 0.13 % | 0.09 % | as of Mar 31, 2026 ↗ |
| VIP Disciplined Small Cap Portfolio Variable Insurance Products Fund II | 139,320 | 489K $ | 0.09 % | 0.08 % | as of Mar 31, 2026 ↗ |
| Ultra-Small Company Fund Bridgeway Funds, Inc. | 135,993 | 477.3K $ | 0.56 % | 0.08 % | as of Mar 31, 2026 ↗ |
| VANGUARD RUSSELL 2000 GROWTH INDEX FUND VANGUARD SCOTTSDALE FUNDS | 134,563 | 460.2K $ | 0.03 % | 0.08 % | as of Feb 28, 2026 ↗ |
| Fidelity Small Cap Growth Index Fund Fidelity Salem Street Trust | 111,900 | 392.8K $ | 0.03 % | 0.07 % | as of Mar 31, 2026 ↗ |
| PACE Small/Medium Co Growth Equity Investments PACE SELECT ADVISORS TRUST | 107,812 | 444.7K $ | 0.18 % | 0.07 % | as of Apr 30, 2026 ↗ |
| iShares Russell 2000 Value ETF iShares Trust | 107,653 | 377.9K $ | 0.00 % | 0.07 % | as of Mar 31, 2026 ↗ |
| LVIP SSGA Small-Cap Index Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 106,972 | 375.5K $ | 0.02 % | 0.06 % | as of Mar 31, 2026 ↗ |
| SIIT SMALL CAP II FUND SEI INSTITUTIONAL INVESTMENTS TRUST | 105,203 | 359.8K $ | 0.14 % | 0.06 % | as of Feb 28, 2026 ↗ |
| Putnam Dynamic Asset Allocation Growth Fund Putnam Asset Allocation Funds | 104,715 | 367.5K $ | 0.01 % | 0.06 % | as of Mar 31, 2026 ↗ |
| Ultra-Small Company Market Fund Bridgeway Funds, Inc. | 104,500 | 366.8K $ | 0.30 % | 0.06 % | as of Mar 31, 2026 ↗ |
| Dimensional U.S. Core Equity 2 ETF Dimensional ETF Trust | 100,870 | 416.1K $ | 0.00 % | 0.06 % | as of Apr 30, 2026 ↗ |
| Multi-Manager Small Cap Equity Strategies Fund COLUMBIA FUNDS SERIES TRUST I | 99,216 | 339.3K $ | 0.03 % | 0.06 % | as of Feb 28, 2026 ↗ |
| Fidelity Nasdaq Composite Index Fund Fidelity Concord Street Trust | 99,113 | 339K $ | 0.00 % | 0.06 % | as of Feb 28, 2026 ↗ |
| SMALL COMPANY GROWTH PORTFOLIO VANGUARD VARIABLE INSURANCE FUNDS | 97,672 | 342.8K $ | 0.02 % | 0.06 % | as of Mar 31, 2026 ↗ |
| EQ/Small Company Index Portfolio EQ Advisors Trust | 96,380 | 338.3K $ | 0.02 % | 0.06 % | as of Mar 31, 2026 ↗ |
| BlackRock Advantage Small Cap Growth Fund BlackRock Funds | 95,894 | 336.6K $ | 0.05 % | 0.06 % | as of Mar 31, 2026 ↗ |
| Schwab Total Stock Market Index Fund SCHWAB CAPITAL TRUST | 95,218 | 392.8K $ | 0.00 % | 0.06 % | as of Apr 30, 2026 ↗ |
| U.S. CORE EQUITY 2 PORTFOLIO DFA INVESTMENT DIMENSIONS GROUP INC | 88,288 | 364.2K $ | 0.00 % | 0.05 % | as of Apr 30, 2026 ↗ |
| SIMT Small Cap Growth Fund SEI INSTITUTIONAL MANAGED TRUST | 86,563 | 303.8K $ | 0.11 % | 0.05 % | as of Mar 31, 2026 ↗ |
| Schwab U.S. Broad Market ETF SCHWAB STRATEGIC TRUST | 85,432 | 292.2K $ | 0.00 % | 0.05 % | as of Feb 28, 2026 ↗ |
| WisdomTree U.S. SmallCap Fund WisdomTree Trust | 84,314 | 295.9K $ | 0.05 % | 0.05 % | as of Mar 31, 2026 ↗ |
| VANGUARD BALANCED INDEX FUND VANGUARD VALLEY FORGE FUNDS | 77,833 | 273.2K $ | 0.00 % | 0.05 % | as of Mar 31, 2026 ↗ |
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 77,097 | 318K $ | 0.85 % | 0.05 % | as of Apr 30, 2026 ↗ |
| Acquirers Small and Micro Deep Value ETF ETF Series Solutions | 76,554 | 261.8K $ | 0.98 % | 0.05 % | as of Feb 28, 2026 ↗ |
| Fidelity ZERO Total Market Index Fund Fidelity Concord Street Trust | 75,257 | 310.4K $ | 0.00 % | 0.05 % | as of Apr 30, 2026 ↗ |
| Putnam Dynamic Asset Allocation Balanced Fund Putnam Asset Allocation Funds | 72,370 | 254K $ | 0.01 % | 0.04 % | as of Mar 31, 2026 ↗ |
| BIOTECHNOLOGY ULTRASECTOR PROFUND ProFunds | 72,159 | 297.7K $ | 0.16 % | 0.04 % | as of Apr 30, 2026 ↗ |
| VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND VANGUARD INSTITUTIONAL INDEX FUNDS | 71,834 | 252.1K $ | 0.00 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Franklin U.S. Small Cap Equity Fund Legg Mason Global Asset Management Trust | 71,170 | 249.8K $ | 0.21 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Clearwater Select Equity Fund Clearwater Investment Trust | 70,763 | 248.4K $ | 0.06 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Small Cap Index Fund Northern Funds | 70,326 | 246.8K $ | 0.02 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Global X Russell 2000 ETF GLOBAL X FUNDS | 69,316 | 285.9K $ | 0.02 % | 0.04 % | as of Apr 30, 2026 ↗ |
| Small Cap Index Fund VALIC Co I | 67,249 | 230K $ | 0.02 % | 0.04 % | as of Feb 28, 2026 ↗ |
| FULLERTHALER BEHAVIORAL MICRO-CAP EQUITY FUND Capitol Series Trust | 66,100 | 232K $ | 1.05 % | 0.04 % | as of Mar 31, 2026 ↗ |
| NVIT Multi-Manager Small Company Fund Nationwide Variable Insurance Trust | 65,247 | 229K $ | 0.06 % | 0.04 % | as of Mar 31, 2026 ↗ |
| NVIT Small Cap Value Fund Nationwide Variable Insurance Trust | 61,732 | 216.7K $ | 0.11 % | 0.04 % | as of Mar 31, 2026 ↗ |
| LVIP Franklin Templeton Multi-Factor SMID Cap Equity Fund LINCOLN VARIABLE INSURANCE PRODUCTS TRUST | 61,664 | 216.4K $ | 0.02 % | 0.04 % | as of Mar 31, 2026 ↗ |
| Virtus Small-Cap Fund Virtus Investment Trust | 58,000 | 203.6K $ | 0.19 % | 0.04 % | as of Mar 31, 2026 ↗ |
| STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO STATE STREET INSTITUTIONAL INVESTMENT TRUST | 54,778 | 192.3K $ | 0.01 % | 0.03 % | as of Mar 31, 2026 ↗ |
| Allspring Disciplined Small Cap Fund ALLSPRING FUNDS TRUST | 50,972 | 178.9K $ | 0.13 % | 0.03 % | as of Mar 31, 2026 ↗ |
| Fidelity ZERO Extended Market Index Fund Fidelity Concord Street Trust | 50,348 | 207.7K $ | 0.01 % | 0.03 % | as of Apr 30, 2026 ↗ |
| ATM Small Cap Managed Volatility Portfolio EQ Advisors Trust | 47,946 | 168.3K $ | 0.02 % | 0.03 % | as of Mar 31, 2026 ↗ |
| JPMorgan Diversified Return U.S. Small Cap Equity ETF J.P. Morgan Exchange-Traded Fund Trust | 43,650 | 180.1K $ | 0.03 % | 0.03 % | as of Apr 30, 2026 ↗ |
| EQ/AB Small Cap Growth Portfolio EQ Advisors Trust | 43,550 | 152.9K $ | 0.01 % | 0.03 % | as of Mar 31, 2026 ↗ |
| Small-Cap Index Portfolio PACIFIC SELECT FUND | 43,149 | 151.5K $ | 0.02 % | 0.03 % | as of Mar 31, 2026 ↗ |
| iShares Russell 3000 ETF iShares Trust | 40,807 | 143.2K $ | 0.00 % | 0.02 % | as of Mar 31, 2026 ↗ |
The funds most exposed to it
The weight is the share of a fund's net assets. The holders table ranks funds by number of shares. This one ranks them by the weight of the company in each fund.
| Fund | Weight in fund | |
|---|---|---|
| GESTION BOUTIQUE IV, FI GESTION BOUTIQUE IV/JPB GLOBAL ALLOCATION ANDBANK WEALTH MANAGEMENT, SGIIC, S.A.U. | 12.04 % | as of Dec 31, 2025 ↗ |
| GESTION BOUTIQUE II, FI GESTION BOUTIQUE II/JPB GROWTH ANDBANK WEALTH MANAGEMENT, SGIIC, S.A.U. | 2.82 % | as of Dec 31, 2025 ↗ |
| DASC INVESTMENTS, SICAV S.A. BANKINTER GESTION DE ACTIVOS, S.A., S.G.I.I.C. | 2.26 % | as of Dec 31, 2025 ↗ |
| FULLERTHALER BEHAVIORAL MICRO-CAP EQUITY FUND Capitol Series Trust | 1.05 % | as of Mar 31, 2026 ↗ |
| Acquirers Small and Micro Deep Value ETF ETF Series Solutions | 0.98 % | as of Feb 28, 2026 ↗ |
| Virtus Biotech Clinical Trials Etf ETFis Series Trust I | 0.85 % | as of Apr 30, 2026 ↗ |
| Simplify Piper Sandler US Small-Cap PLUS Income ETF Simplify Exchange Traded Funds | 0.70 % | as of Mar 31, 2026 ↗ |
| Amplify Etho Climate Leadership U.S. ETF Amplify ETF Trust | 0.66 % | as of Mar 31, 2026 ↗ |
| Franklin Small Cap Enhanced ETF Franklin Templeton ETF Trust | 0.56 % | as of Mar 31, 2026 ↗ |
| Ultra-Small Company Fund Bridgeway Funds, Inc. | 0.56 % | as of Mar 31, 2026 ↗ |
Quarter after quarter
Each row is one quarter of SEC filings, newest first. The change compares each quarter with the one before.
| Quarter | Shareholders | Change | Shares | Change |
|---|---|---|---|---|
| 2026Q2 | 202 | +31 | 47,705,162 | +22.0 % |
| 2026Q1 | 171 | +30 | 39,097,245 | +8.7 % |
| 2025Q4 | 141 | -4 | 35,963,485 | +1.6 % |
| 2025Q3 | 145 | -25 | 35,410,109 | -0.1 % |
| 2025Q2 | 170 | -51 | 35,433,747 | -45.0 % |
| 2025Q1 | 221 | -7 | 64,470,542 | +10.6 % |
| 2024Q4 | 228 | -21 | 58,277,517 | -19.1 % |
| 2024Q3 | 249 | -31 | 72,018,973 | -6.6 % |
| 2024Q2 | 280 | -19 | 77,105,161 | +13.3 % |
| 2024Q1 | 299 | +7 | 68,076,371 | -0.8 % |
| 2023Q4 | 292 | 68,602,985 |
Institutional managers
219 managers declare this company to the SEC (Form 13F). The table shows the 25 largest.
| Manager | Shares | Value | |
|---|---|---|---|
| ARMISTICE CAPITAL, LLC | 15,028,000 | 52.7M $ | as of Mar 31, 2026 |
| BlackRock, Inc. | 13,362,930 | 46.9M $ | as of Mar 31, 2026 |
| Sarissa Capital Management LP | 9,188,635 | 32.3M $ | as of Mar 31, 2026 |
| BANK OF AMERICA CORP /DE/ | 8,682,907 | 30.5M $ | as of Mar 31, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | 8,061,073 | 28.3M $ | as of Mar 31, 2026 |
| AQR CAPITAL MANAGEMENT LLC | 7,535,080 | 26.4M $ | as of Mar 31, 2026 |
| STATE STREET CORP | 7,456,944 | 26.2M $ | as of Mar 31, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | 6,577,272 | 23.1K $ | as of Mar 31, 2026 |
| TWO SIGMA INVESTMENTS, LP | 5,848,276 | 20.5M $ | as of Mar 31, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 4,737,857 | 16.6M $ | as of Mar 31, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | 4,543,522 | 16M $ | as of Mar 31, 2026 |
| MARSHALL WACE, LLP | 4,525,064 | 15.9M $ | as of Mar 31, 2026 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 3,632,477 | 12.7M $ | as of Mar 31, 2026 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 3,397,242 | 11.9M $ | as of Mar 31, 2026 |
| FEDERATED HERMES, INC. | 3,348,806 | 11.8M $ | as of Mar 31, 2026 |
| GOLDMAN SACHS GROUP INC | 2,690,634 | 9.4M $ | as of Mar 31, 2026 |
| DIMENSIONAL FUND ADVISORS LP | 2,082,055 | 7.3M $ | as of Mar 31, 2026 |
| Connor, Clark & Lunn Investment Management Ltd. | 1,835,424 | 6.4M $ | as of Mar 31, 2026 |
| Qube Research & Technologies Ltd | 1,590,081 | 5.6M $ | as of Mar 31, 2026 |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1,472,157 | 5.2M $ | as of Mar 31, 2026 |
| NORTHERN TRUST CORP | 1,265,842 | 4.4M $ | as of Mar 31, 2026 |
| Hillsdale Investment Management Inc. | 1,236,628 | 4.3M $ | as of Mar 31, 2026 |
| DEUTSCHE BANK AG\ | 1,124,989 | 3.9M $ | as of Mar 31, 2026 |
| UBS Group AG | 933,225 | 3.3M $ | as of Mar 31, 2026 |
| MORGAN STANLEY | 824,819 | 2.9M $ | as of Mar 31, 2026 |
Declared shareholders of Ironwood Pharmaceuticals Inc
There are 3 beneficial ownership filings. These stakes do not add up. An asset manager that files includes its own funds, which already appear among the funds on this page.
| Shareholder | Declared stake | Shares | |
|---|---|---|---|
| Armistice Capital, LLC and 1 other | 9.22 % | 15,028,000 | as of Mar 31, 2026 · SCHEDULE 13G |
| BANK OF AMERICA CORP /DE/ | 6.10 % | 9,962,355 | as of Mar 31, 2026 · SCHEDULE 13G |
| Renaissance Technologies LLC and 1 other | 4.90 % | 8,061,073 | as of Mar 31, 2026 · SCHEDULE 13G |
Cite this page
Titelia. "Fund shareholders of Ironwood Pharmaceuticals Inc". https://titelia.com/en/stocks/ironwood-pharmaceuticals-inc-US46333X1081