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Ironwood Pharmaceuticals (IRWD) Institutional Ownership

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$0.82 -0.05 (-5.49%)
Closing price 04:00 PM Eastern
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$0.82 +0.00 (+0.05%)
As of 07:39 PM Eastern
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Institutional Ownership Changes (13F Filings) for Ironwood Pharmaceuticals (NASDAQ:IRWD)

Number of
Institutional Buyers
(last 12 months)
113
Total
Institutional Inflows
(last 12 months)
$126.69M
Number of
Institutional Sellers
(last 12 months)
69
Total
Institutional Outflows
(last 12 months)
$130.25M
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IRWD Institutional Buying and Selling by Quarter

Ironwood Pharmaceuticals Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/23/2025KLP Kapitalforvaltning AS174,200$125K0.0%-12.2%0.108%
7/10/2025 Wealth Enhancement Advisory Services LLC125,460$96K0.0%+425.2%0.078%
7/9/2025 Pallas Capital Advisors LLC79,512$57K0.0%+454.5%0.049%
6/3/2025Inspire Investing LLC231,825$341K0.0%+159.7%0.143%
5/29/2025Rhumbline Advisers208,043$306K0.0%-40.2%0.129%
5/28/2025Strs Ohio76,600$113K0.0%N/A0.047%
5/21/2025 McAdam LLC27,294$40K0.0%N/A0.017%
5/21/2025Acadian Asset Management LLC2,645,189$3.88M0.0%+160.7%1.635%
5/19/2025Jane Street Group LLC3,510,117$5.16M0.0%+740.5%2.169%
5/16/2025Voleon Capital Management LP 870,629$1.28M0.1%+952.4%0.538%
5/16/2025Goldman Sachs Group Inc.1,575,416$2.32M0.0%+72.1%0.974%
5/16/2025Dynamic Technology Lab Private Ltd38,610$57K0.0%N/A0.024%
5/16/2025Parkman Healthcare Partners LLC205,086$301K0.0%-49.8%0.127%
5/16/2025Millennium Management LLC6,359,682$9.35M0.0%+186.6%3.930%
5/16/2025Jacobs Levy Equity Management Inc.1,580,320$2.32M0.0%-56.4%0.977%
5/16/2025AQR Capital Management LLC2,523,875$3.71M0.0%+535.8%1.560%
5/15/2025Armistice Capital LLC13,700,000$20.14M0.3%+44.7%8.467%
5/15/2025State of Wyoming58,775$86K0.0%+40.4%0.036%
5/14/2025Ieq Capital LLC185,728$273K0.0%N/A0.115%
5/14/2025Old West Investment Management LLC108,211$159K0.1%+74.2%0.067%
5/14/2025MetLife Investment Management LLC67,229$99K0.0%-24.7%0.042%
5/14/2025Walleye Capital LLC431,410$634K0.0%-25.6%0.267%
5/14/2025EntryPoint Capital LLC215,843$317K0.1%+243.1%0.133%
5/13/2025Russell Investments Group Ltd.218,028$320K0.0%-48.1%0.135%
5/12/2025Nuveen LLC471,361$693K0.0%N/A0.291%
5/12/2025Invesco Ltd.275,253$405K0.0%-47.3%0.170%
5/12/2025Connor Clark & Lunn Investment Management Ltd.1,488,044$2.19M0.0%+335.8%0.920%
5/9/2025Charles Schwab Investment Management Inc.2,647,015$3.89M0.0%+33.5%1.636%
5/9/2025Vanguard Group Inc.15,696,161$23.07M0.0%-19.7%9.700%
5/8/2025XTX Topco Ltd552,613$812K0.0%+1,104.4%0.342%
5/8/2025 GSA Capital Partners LLP524,676$771K0.1%+3,683.6%0.324%
5/8/2025Federated Hermes Inc.1,305,362$1.92M0.0%+252.3%0.807%
5/6/2025Pacer Advisors Inc.1,789,098$2.63M0.0%-84.7%1.106%
5/6/2025KLP Kapitalforvaltning AS198,400$292K0.0%+719.8%0.123%
5/6/2025Y Intercept Hong Kong Ltd39,782$58K0.0%+162.6%0.025%
5/5/2025Allianz Asset Management GmbH293,100$431K0.0%+411.5%0.181%
5/2/2025Victory Capital Management Inc.18,714$28K0.0%-91.2%0.012%
5/1/2025CWM LLC57,001$84K0.0%+801.1%0.035%
4/30/2025Cerity Partners LLC96,478$142K0.0%N/A0.060%
4/30/2025Alps Advisors Inc.116,860$172K0.0%-9.7%0.072%
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4/29/2025Bank of New York Mellon Corp499,613$734K0.0%-48.9%0.309%
4/28/2025Principal Financial Group Inc.92,382$136K0.0%-87.9%0.057%
4/17/2025 Exchange Traded Concepts LLC178,523$262K0.0%+173.5%0.110%
4/15/2025 Simplicity Wealth LLC30,324$45K0.0%N/A0.019%
4/8/2025Rhumbline Advisers208,043$306K0.0%-40.2%0.129%
3/17/2025 Wealth Enhancement Advisory Services LLC13,235$59K0.0%N/A0.008%
2/28/2025Universal Beteiligungs und Servicegesellschaft mbH426,138$1.89M0.0%N/A0.266%
2/19/2025 Public Employees Retirement System of Ohio100,172$444K0.0%-8.8%0.063%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC286,990$1.27M0.0%+6.4%0.179%
2/17/2025Two Sigma Advisers LP1,234,000$5.47M0.0%-2.1%0.771%
2/17/2025Two Sigma Investments LP863,428$3.83M0.0%-3.1%0.540%
2/17/2025State of Wyoming41,858$185K0.0%+37.8%0.026%
2/17/2025Stonepine Capital Management LLC648,785$2.87M2.3%-35.1%0.405%
2/17/2025Rafferty Asset Management LLC236,732$1.05M0.0%-40.3%0.148%
2/17/2025Point72 Asia Singapore Pte. Ltd.8,022$36K0.0%N/A0.005%
2/17/2025ProShare Advisors LLC50,204$222K0.0%+28.9%0.031%
2/17/2025Parkman Healthcare Partners LLC408,535$1.81M0.2%-10.3%0.255%
2/17/2025Man Group plc354,824$1.57M0.0%-60.3%0.222%
2/17/2025Nomura Holdings Inc.23,852$106K0.0%N/A0.015%
2/17/2025OMERS ADMINISTRATION Corp215,110$953K0.0%-32.9%0.134%
2/17/2025Jacobs Levy Equity Management Inc.3,623,026$16.05M0.1%-15.1%2.264%
2/17/2025Graham Capital Management L.P.63,032$279K0.0%-41.6%0.039%
2/17/2025Deutsche Bank AG1,567,535$6.94M0.0%+47.4%0.980%
2/17/2025Caption Management LLC50,000$222K0.0%N/A0.031%
2/17/2025Bridgeway Capital Management LLC31,000$137K0.0%-90.0%0.019%
2/17/2025Bank of America Corp DE678,145$3.00M0.0%+61.6%0.424%
2/17/2025BNP Paribas Financial Markets122,640$543K0.0%-20.7%0.077%
2/17/2025Ameriprise Financial Inc.565,618$2.51M0.0%-5.4%0.353%
2/17/2025AXA S.A.288,471$1.28M0.0%N/A0.180%
2/14/2025Jane Street Group LLC417,642$1.85M0.0%+29.0%0.261%
2/14/2025Comerica Bank122,083$541K0.0%-18.7%0.076%
2/14/2025Voleon Capital Management LP82,728$366K0.0%N/A0.052%
2/14/2025PDT Partners LLC223,938$992K0.1%+720.3%0.140%
2/14/2025Schonfeld Strategic Advisors LLC255,040$1.13M0.0%+40.4%0.159%
2/14/2025Northern Trust Corp1,625,110$7.20M0.0%+7.9%1.016%
2/14/2025Tudor Investment Corp ET AL26,066$115K0.0%-65.4%0.016%
2/14/2025Boothbay Fund Management LLC12,970$57K0.0%N/A0.008%
2/14/2025Virtus ETF Advisers LLC98,218$435K0.2%+78.3%0.061%
2/14/2025Price T Rowe Associates Inc. MD95,898$425K0.0%-7.2%0.060%
2/14/2025Dark Forest Capital Management LP53,776$238K0.0%-58.1%0.034%
2/14/2025Hsbc Holdings PLC20,886$91K0.0%+88.9%0.013%
2/14/2025Tower Research Capital LLC TRC17,521$78K0.0%+1,130.4%0.011%
2/14/2025MetLife Investment Management LLC89,255$395K0.0%+10.6%0.056%
2/14/2025MYDA Advisors LLC115,200$510K0.1%N/A0.072%
2/14/2025Dimensional Fund Advisors LP218,422$968K0.0%+4.9%0.136%
2/13/2025CANADA LIFE ASSURANCE Co129,507$573K0.0%-12.8%0.081%
2/13/2025Walleye Capital LLC580,097$2.57M0.0%+107.0%0.362%
2/13/2025XTX Topco Ltd45,881$203K0.0%N/A0.029%
2/13/2025Mariner LLC105,964$469K0.0%+134.4%0.066%
2/13/2025LSV Asset Management4,081,501$18.08M0.0%-19.2%2.550%
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2/13/2025Raymond James Financial Inc.15,295$68K0.0%N/A0.010%
2/13/2025Renaissance Technologies LLC9,066,241$40.16M0.1%+5.5%5.665%
2/13/2025Invesco Ltd.521,988$2.31M0.0%-1.1%0.326%
2/13/2025Bank of Montreal Can24,758$110K0.0%+81.1%0.015%
2/13/2025Federated Hermes Inc.370,476$1.64M0.0%N/A0.232%
2/13/2025Russell Investments Group Ltd.420,451$1.86M0.0%-9.2%0.263%
2/13/2025Envestnet Asset Management Inc.11,272$50K0.0%N/A0.007%
2/13/2025Old West Investment Management LLC62,119$275K0.1%-8.6%0.039%
2/12/2025RPO LLC17,293$77K0.1%N/A0.011%
2/12/2025Headlands Technologies LLC20,185$89K0.0%-63.4%0.013%
(Data available from 1/1/2016 forward)

IRWD Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of IRWD shares?

During the previous two years, 232 institutional investors and hedge funds held shares of Ironwood Pharmaceuticals. The most heavily invested institutionals were State Street Corp ($40.87M), Renaissance Technologies LLC ($40.16M), Adage Capital Partners GP L.L.C. ($23.71M), Brown Capital Management LLC ($23.52M), Vanguard Group Inc. ($23.07M), Armistice Capital LLC ($20.14M), and LSV Asset Management ($18.08M).Learn more on Ironwood Pharmaceuticals' institutional investors.

Which institutional investors have been buying Ironwood Pharmaceuticals' stock?

Of the 188 institutional investors that purchased Ironwood Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Armistice Capital LLC ($12.33M), Vanguard Group Inc. ($4.67M), Pacer Advisors Inc. ($4.52M), Millennium Management LLC ($4.14M), Jacobs Levy Equity Management Inc. ($3.60M), Jane Street Group LLC ($3.35M), and Renaissance Technologies LLC ($2.62M).

How much institutional buying is happening at Ironwood Pharmaceuticals?

Institutional investors have bought a total of 41,378,690 shares in the last 24 months. This purchase volume represents approximately $126.92M in transactions.

Which of Ironwood Pharmaceuticals' major shareholders have been selling company stock?

Of the 69 institutional investors that sold Ironwood Pharmaceuticals' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Pacer Advisors Inc. ($9.94M), Bank of Montreal Can ($8.42M), Vanguard Group Inc. ($6.34M), Jacobs Levy Equity Management Inc. ($2.78M), LSV Asset Management ($1.05M), Principal Financial Group Inc. ($801.75K), and Hodges Capital Management Inc. ($693.50K).

How much institutional selling is happening at Ironwood Pharmaceuticals?

Institutional investors have sold a total of 37,168,686 shares in the last 24 months. This volume of shares sold represents approximately $130.25M in transactions.


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This page (NASDAQ:IRWD) was last updated on 7/24/2025 by MarketBeat.com Staff
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