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Disc Medicine (IRON) Institutional Ownership

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$74.12 -1.74 (-2.29%)
Closing price 07/24/2026 04:00 PM Eastern
Extended Trading
$74.10 -0.03 (-0.03%)
As of 07/24/2026 07:34 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Disc Medicine (NASDAQ:IRON)

Current
Institutional Ownership
Percentage
83.70%
Number of
Institutional Buyers
(last 12 months)
126
Total
Institutional Inflows
(last 12 months)
$837.78M
Number of
Institutional Sellers
(last 12 months)
53
Total
Institutional Outflows
(last 12 months)
$344.27M
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IRON Institutional Buying and Selling by Quarter

Disc Medicine Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
7/10/2026 Handelsbanken Fonder AB12,700$929K0.0%N/A0.033%
7/8/2026 Assenagon Asset Management S.A.384,158$28.10M0.0%-29.7%1.007%
6/4/2026Seven Fleet Capital Management LP3,231$207K0.1%N/A0.008%
5/19/2026Bank of America Corp DE166,775$10.66M0.0%+22.6%0.437%
5/18/2026California State Teachers Retirement System34,382$2.20M0.0%+47.8%0.090%
5/16/2026The Manufacturers Life Insurance Company 32,493$2.08M0.0%-38.1%0.085%
5/16/2026SummitTX Capital L.P.13,820$884K0.0%N/A0.036%
5/16/2026Lazard Asset Management LLC39,400$2.52M0.0%-32.1%0.103%
5/15/2026Octagon Capital Advisors LP270,000$17.26M1.9%N/A0.708%
5/15/2026Entropy Technologies LP4,788$306K0.0%+9.9%0.013%
5/14/2026Renaissance Technologies LLC31,820$2.04M0.0%-49.3%0.083%
5/14/2026Inceptionr LLC6,489$415K0.1%N/A0.017%
5/14/2026Sei Investments Co.15,510$992K0.0%N/A0.041%
5/7/2026Dimensional Fund Advisors LP394,447$25.21M0.0%+76.4%1.034%
5/7/2026AlphaCentric Advisors LLC3,972$254K0.3%+5.8%0.010%
5/6/2026Jennison Associates LLC610,382$39.03M0.0%+14.7%1.600%
5/5/2026Bank of New York Mellon Corp204,968$13.11M0.0%+202.7%0.537%
5/4/2026Teachers Retirement System of The State of Kentucky18,993$1.21M0.0%+17.6%0.050%
4/24/2026iA Global Asset Management Inc.66,243$4.24M0.1%-0.3%0.174%
4/22/2026Pictet Asset Management Holding SA387,005$24.75M0.0%-1.9%1.014%
4/20/2026 Assenagon Asset Management S.A.546,247$34.93M0.1%+52.7%1.431%
4/16/2026SG Americas Securities LLC11,226$718K0.0%-46.9%0.029%
2/19/2026Invesco Ltd.61,070$4.85M0.0%+184.8%0.162%
2/18/2026KVP Capital Advisors LP58,250$4.63M4.5%N/A0.154%
2/18/2026XTX Topco Ltd23,094$1.83M0.0%N/A0.061%
2/18/2026Zimmer Partners LP27,500$2.18M0.1%-69.5%0.073%
2/18/2026VARCOV Co.5,327$423K0.2%N/A0.014%
2/18/2026Vestal Point Capital LP735,000$58.37M2.0%+47.0%1.947%
2/18/2026Virtus Investment Advisers LLC2,897$230K0.1%+34.2%0.008%
2/18/2026Wellington Management Group LLP1,518,274$120.57M0.0%+7.7%4.022%
2/18/2026Tudor Investment Corp ET AL66,125$5.25M0.0%N/A0.175%
2/18/2026RTW Investments LP30,000$2.38M0.0%N/A0.079%
2/18/2026Orbimed Advisors LLC1,067,550$84.77M1.8%-24.6%2.828%
2/18/2026Opaleye Management Inc.200,000$15.88M2.1%+3.2%0.530%
2/18/2026Perceptive Advisors LLC450,743$35.79M0.6%N/A1.194%
2/18/2026Janus Henderson Group PLC11,555$918K0.0%-96.8%0.031%
2/18/2026Engineers Gate Manager LP5,460$434K0.0%N/A0.014%
2/18/2026Catalio Capital Management LP110,427$8.77M1.6%-49.0%0.293%
2/18/2026Balyasny Asset Management L.P.221,761$17.61M0.0%-34.4%0.587%
2/18/2026BVF Inc. IL650,000$51.62M1.7%N/A1.722%
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2/18/2026Armistice Capital LLC499,391$39.66M0.5%+14.5%1.323%
2/17/2026Logos Global Management LP510,000$40.50M2.4%+13.3%1.351%
2/17/2026Burkehill Global Management LP50,000$3.97M0.3%N/A0.132%
2/17/2026Abel Hall LLC4,443$353K0.1%N/A0.012%
2/17/2026Lazard Asset Management LLC58,053$4.61M0.0%N/A0.154%
2/17/2026Jain Global LLC7,319$581K0.0%N/A0.019%
2/17/2026First Light Asset Management LLC523,167$41.55M3.2%+126.3%1.386%
2/17/2026RA Capital Management L.P.1,976,132$156.93M1.6%+25.3%5.235%
2/17/2026Price T Rowe Associates Inc. MD1,698,005$134.84M0.0%+28.0%4.498%
2/17/2026Ghisallo Capital Management LLC10,000$794K0.0%N/A0.026%
2/17/2026California State Teachers Retirement System23,256$1.85M0.0%+5.3%0.062%
2/17/2026Russell Investments Group Ltd.23,683$1.88M0.0%+871.4%0.063%
2/17/2026State of Wisconsin Investment Board17,106$1.36M0.0%+38.3%0.045%
2/17/2026Fred Alger Management LLC12,267$974K0.0%-10.6%0.032%
2/17/2026ExodusPoint Capital Management LP58,211$4.62M0.0%N/A0.154%
2/17/2026Royal Bank of Canada802$64K0.0%-95.2%0.002%
2/17/2026Persistent Asset Partners Ltd1,780$141K0.1%N/A0.005%
2/16/2026Squarepoint Ops LLC15,754$1.25M0.0%+193.0%0.042%
2/16/2026Sofinnova Investments Inc.111,010$8.82M0.4%+719.1%0.294%
2/16/2026Verition Fund Management LLC63,535$5.05M0.0%+936.0%0.168%
2/16/2026NEXTBio Capital Management LP42,778$3.40M2.0%N/A0.113%
2/16/2026Nicholas Investment Partners LP48,082$3.82M0.3%-45.4%0.127%
2/16/2026First Turn Management LLC153,206$12.17M1.4%-61.5%0.406%
2/16/2026Frazier Life Sciences Management L.P.1,260,000$100.06M2.7%-12.4%3.338%
2/16/2026Kennedy Capital Management LLC9,324$740K0.0%+3.3%0.025%
2/16/2026Eventide Asset Management LLC395,392$31.40M0.5%+28.4%1.047%
2/16/2026Entropy Technologies LP4,357$346K0.0%N/A0.012%
2/16/2026Barclays PLC99,612$7.91M0.0%-7.1%0.264%
2/13/2026Nantahala Capital Management LLC132,800$10.55M0.3%-53.9%0.352%
2/13/2026FORA Capital LLC6,735$544K0.1%N/A0.018%
2/13/2026Marshall Wace LLP4,642$369K0.0%-66.8%0.012%
2/13/2026The Manufacturers Life Insurance Company 52,510$4.07M0.0%+10.4%0.139%
2/13/2026Schroder Investment Management Group50,103$3.85M0.0%-25.4%0.133%
2/13/2026Rafferty Asset Management LLC36,093$2.87M0.0%-3.2%0.096%
2/13/2026Alyeska Investment Group L.P.50,000$3.97M0.0%N/A0.132%
2/13/2026Siren L.L.C.988,401$78.49M2.3%+8.2%2.618%
2/13/2026Charles Schwab Investment Management Inc.247,039$19.62M0.0%+9.0%0.654%
2/13/2026 Police & Firemen s Retirement System of New Jersey6,716$533K0.0%+3.3%0.018%
2/13/2026State Street Corp1,187,991$94.34M0.0%+13.6%3.147%
2/13/2026Saxon Interests Inc.2,576$205K0.1%N/A0.007%
2/13/2026UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC114,351$9.08M0.0%+25.1%0.303%
2/13/2026Wells Fargo & Company MN33,265$2.64M0.0%+23.0%0.088%
2/13/2026Atlas Venture Life Science Advisors LLC1,513,875$120.22M13.9%-29.3%4.010%
2/12/2026State Board of Administration of Florida Retirement System8,704$691K0.0%-4.7%0.023%
2/12/2026Renaissance Technologies LLC62,820$4.99M0.0%+823.8%0.166%
2/12/2026Dimensional Fund Advisors LP223,575$17.75M0.0%-3.0%0.592%
2/12/2026AlphaCentric Advisors LLC3,756$298K0.3%N/A0.010%
2/12/2026New York State Common Retirement Fund13,985$1.11M0.0%-34.9%0.037%
2/12/2026Campbell & CO Investment Adviser LLC17,399$1.38M0.1%+228.9%0.046%
2/12/2026Bank of Montreal Can24,826$1.97M0.0%+39.6%0.066%
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2/12/2026Loomis Sayles & Co. L P282,409$22.43M0.0%N/A0.748%
2/12/2026Alps Advisors Inc.31,002$2.46M0.0%+84.6%0.082%
2/12/2026Swiss National Bank48,000$3.81M0.0%+10.1%0.127%
2/12/2026Nuveen LLC48,471$3.85M0.0%+1.6%0.128%
2/11/2026Deutsche Bank AG20,523$1.63M0.0%+8.7%0.054%
2/11/2026JPMorgan Chase & Co.1,581,127$125.56M0.0%+110.0%4.188%
2/11/2026Los Angeles Capital Management LLC6,494$557K0.0%N/A0.017%
2/10/2026TD Asset Management Inc69,634$5.53M0.0%+17.5%0.184%
2/10/2026Goldman Sachs Group Inc.754,195$59.89M0.0%+42.5%1.998%
2/10/2026BNP Paribas Financial Markets122,153$9.70M0.0%+224.8%0.324%


IRON Institutional Ownership - Frequently Asked Questions

During the previous two years, 189 institutional investors and hedge funds held shares of Disc Medicine. The most heavily invested institutionals were RA Capital Management L.P. ($156.93M), Vanguard Group Inc. ($140.37M), Price T Rowe Associates Inc. MD ($134.84M), JPMorgan Chase & Co. ($125.56M), Wellington Management Group LLP ($120.57M), Atlas Venture Life Science Advisors LLC ($120.22M), and FMR LLC ($118.32M).Learn more on Disc Medicine's institutional investors.

83.70% of Disc Medicine's stock is owned by institutional investors. Learn more on IRON's institutional investor holdings.

Of the 168 institutional investors that purchased Disc Medicine's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: RA Capital Management L.P. ($1.98M), FMR LLC ($1.46M), Siren L.L.C. ($1.15M), Wellington Management Group LLP ($1.14M), Logos Global Management LP ($985K), Frazier Life Sciences Management L.P. ($969.83K), and JPMorgan Chase & Co. ($959.55K).

Institutional investors have bought a total of 11,472,558 shares in the last 24 months. This purchase volume represents approximately $837.78M in transactions.

Of the 53 institutional investors that sold Disc Medicine's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Paradigm Biocapital Advisors LP ($963.26K), Atlas Venture Life Science Advisors LLC ($870.58K), Bain Capital Life Sciences Investors LLC ($400K), Janus Henderson Group PLC ($350.15K), Orbimed Advisors LLC ($347.47K), Frazier Life Sciences Management L.P. ($278.53K), and First Turn Management LLC ($244.49K).

Institutional investors have sold a total of 4,850,280 shares in the last 24 months. This volume of shares sold represents approximately $344.27M in transactions.


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This page (NASDAQ:IRON) was last updated on 7/25/2026 by MarketBeat.com Staff.
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