Skip to main content

Disc Medicine, Inc.

IRON
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001816736

In the last 90 days, Disc Medicine, Inc. insiders filed 0 open-market purchases and 9 sales; 216 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Disc Medicine, Inc. as of Mar 31, 2025. 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
157
+6 vs. Q4 2024
Shares held
33.2M
+6.63M (+25.0%) vs. Q4 2024
Total value
$1.65B
−$31.7M (−1.9%) vs. Q4 2024
New holders
27
74 more added
Sold out
21
31 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting IRON 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.

Institutional holdersQ1 2025: 157 institutions
Q1 2021: 49 institutionsQ2 2021: 55 institutionsQ3 2021: 62 institutionsQ4 2021: 62 institutionsQ1 2022: 57 institutionsQ2 2022: 51 institutionsQ3 2022: 44 institutionsQ4 2022: 35 institutionsQ1 2023: 45 institutionsQ2 2023: 90 institutionsQ3 2023: 91 institutionsQ4 2023: 112 institutionsQ1 2024: 130 institutionsQ2 2024: 121 institutionsQ3 2024: 132 institutionsQ4 2024: 152 institutionsQ1 2025: 157 institutionsQ2 2025: 152 institutionsQ3 2025: 168 institutionsQ4 2025: 197 institutionsQ1 2026: 203 institutionsQ2 2026: 216 institutions
Value heldQ1 2025: $1.65B
Q1 2021: $346.6MQ2 2021: $165.3MQ3 2021: $103.5MQ4 2021: $93.8MQ1 2022: $39.6MQ2 2022: $43.8MQ3 2022: $43.9MQ4 2022: $215.8MQ1 2023: $309.6MQ2 2023: $848.7MQ3 2023: $934.0MQ4 2023: $1.17BQ1 2024: $1.38BQ2 2024: $1.24BQ3 2024: $1.35BQ4 2024: $1.68BQ1 2025: $1.65BQ2 2025: $1.80BQ3 2025: $2.26BQ4 2025: $3.04BQ1 2026: $2.67BQ2 2026: $3.13B
Institutions holding IRON and their total value by quarter
QuarterHoldersValue
Q2 2026216$3.13B
Q1 2026203$2.67B
Q4 2025197$3.04B
Q3 2025168$2.26B
Q2 2025152$1.80B
Q1 2025157$1.65B
Q4 2024152$1.68B
Q3 2024132$1.35B
Q2 2024121$1.24B
Q1 2024130$1.38B
Q4 2023112$1.17B
Q3 202391$934.0M
Q2 202390$848.7M
Q1 202345$309.6M
Q4 202235$215.8M
Q3 202244$43.9M
Q2 202251$43.8M
Q1 202257$39.6M
Q4 202162$93.8M
Q3 202162$103.5M
Q2 202155$165.3M
Q1 202149$346.6M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q4 2024.

Institutions holding IRON in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd2$00.00%00.0%Unchanged
IFP Advisors, Inc1$500.00%00.0%Unchanged
Parallel Advisors, LLC4$1990.00%+3+300.0%Added
Amundi5$2290.00%00.0%Unchanged
SBI Securities Co., Ltd.6$2980.00%00.0%Unchanged
J.Safra Asset Management Corp6$2980.00%+6New
True Wealth Design, LLC7$3480.00%+6+600.0%Added
CoreCap Advisors, LLC9$4470.00%−19−67.9%Reduced
Russell Investments Group, Ltd.10$4960.00%00.0%Unchanged
EverSource Wealth Advisors, LLC10$4960.00%+10New
Stephens Consulting, LLC10$4970.00%+10New
Assetmark, Inc12$5960.00%+12New
Wolff Wiese Magana LLC14$6950.00%00.0%Unchanged
Comerica Bank17$8390.00%+2+13.3%Added
Signaturefd, LLC18$8940.00%+18New
Fortitude Family Office, LLC20$9930.00%00.0%Unchanged
Bessemer Group Inc12$1.00K0.00%−13−52.0%Reduced
Rothschild Investment LLC45$2.23K0.00%+15+50.0%Added
Coldstream Capital Management Inc46$2.28K0.00%+46New
Clearstead Advisors, LLC46$2.28K0.00%00.0%Unchanged
Lindbrook Capital, LLC58$2.88K0.00%+58New
Nisa Investment Advisors, LLC81$4.02K0.00%−2−2.4%Reduced
Daiwa Securities Group Inc.113$6.00K0.00%00.0%Unchanged
GAMMA Investing LLC250$12.4K0.00%+11+4.6%Added
Quest Partners LLC327$16.2K0.00%−302−48.0%Reduced
CWM, LLC333$17.0K0.00%+253+316.3%Added
Sterling Capital Management LLC352$17.5K0.00%−214−37.8%Reduced
Steward Partners Investment Advisory, LLC525$26.1K0.00%00.0%Unchanged
Aster Capital Management (DIFC) Ltd577$32.4K0.01%+523+968.5%Added
Public Employees Retirement Association of Colorado730$36.0K0.00%00.0%Unchanged
GF Fund Management Co. Ltd.762$37.8K0.00%+137+21.9%Added
Amalgamated Bank787$39.0K0.00%+219+38.6%Added
Tower Research Capital LLC (TRC)823$40.9K0.00%−2−0.2%Reduced
Caitong International Asset Management Co., Ltd947$47.0K0.03%+940+13,428.6%Added
Royal Bank of Canada1,198$59.0K0.00%−1,248−51.0%Reduced
US Bancorp1,203$59.7K0.00%+27+2.3%Added
Mirae Asset Global Investments Co., Ltd.1,157$60.6K0.00%+165+16.6%Added
Simplex Trading, LLC1,840$91.0K0.00%+1,840New
Ameritas Investment Partners, Inc.2,309$114.6K0.00%+310+15.5%Added
Virtus Investment Advisers, Inc.2,556$126.9K0.03%+2,556New
Zurcher Kantonalbank (Zurich Cantonalbank)3,076$152.7K0.00%+209+7.3%Added
KLP Kapitalforvaltning AS3,700$183.7K0.00%00.0%Unchanged
State Board of Administration of Florida Retirement System4,050$201.0K0.00%00.0%Unchanged
Fiduciary Trust Co4,051$201.1K0.00%00.0%Unchanged
Graham Capital Management, L.P.4,217$209.3K0.01%+4,217New
Verition Fund Management LLC4,279$212.4K0.00%+4,279New
Police & Firemen's Retirement System of New Jersey4,890$242.7K0.00%+783+19.1%Added
Teacher Retirement System of Texas4,965$246.5K0.00%+108+2.2%Added
CIBC World Markets Corp5,064$251.4K0.00%+5,064New
Arizona State Retirement System5,315$263.8K0.00%+590+12.5%Added
Virginia Retirement Systems Et Al5,800$287.9K0.00%+5,800New
Bank of Montreal5,851$290.4K0.00%+5,851New
Voya Investment Management LLC5,951$295.4K0.00%+89+1.5%Added
New York State Common Retirement Fund6,276$311.5K0.00%00.0%Unchanged
Universal- Beteiligungs- und Servicegesellschaft mbH6,391$317.2K0.00%+6,391New
HighVista Strategies LLC6,458$320.6K0.12%00.0%Unchanged
ProShare Advisors LLC6,500$322.7K0.00%−466−6.7%Reduced
China Universal Asset Management Co., Ltd.6,934$344.2K0.03%+624+9.9%Added
STRS Ohio7,000$347.5K0.00%+6,100+677.8%Added
Profund Advisors LLC7,160$355.4K0.02%+1,623+29.3%Added
Sofinnova Investments, Inc.7,485$371.6K0.03%−15,267−67.1%Reduced
Schonfeld Strategic Advisors LLC7,552$374.9K0.00%+2,652+54.1%Added
Quantbot Technologies LP7,565$375.5K0.01%+7,561+189,025.0%Added
Trexquant Investment LP8,556$424.7K0.00%−4,318−33.5%Reduced
BNP Paribas Arbitrage, SA10,286$510.6K0.00%+5,172+101.1%Added
Lion Point Capital, LP10,600$526.2K3.36%00.0%Unchanged
Intech Investment Management LLC10,948$543.5K0.01%+3,058+38.8%Added
Corebridge Financial, Inc.11,180$555.0K0.00%+1,371+14.0%Added
State of Wisconsin Investment Board11,983$594.8K0.00%−230−1.9%Reduced
Aquatic Capital Management LLC12,188$605.0K0.02%+12,188New
MetLife Investment Management13,454$667.9K0.00%+1,322+10.9%Added
ExodusPoint Capital Management, LP13,565$673.0K0.01%+13,565New
UBS Oconnor LLC13,621$676.1K0.02%−636−4.5%Reduced
Invesco Ltd.13,834$686.7K0.00%+2,953+27.1%Added
SG Americas Securities, LLC14,329$711.0K0.00%+6,253+77.4%Added
Teachers Retirement System of the State of Kentucky14,628$726.0K0.01%−2,377−14.0%Reduced
Deutsche Bank AG14,705$730.0K0.00%−1,388−8.6%Reduced
Mirae Asset Global ETFs Holdings Ltd.15,138$755.8K0.00%+2,807+22.8%Added
Harvest Investment Services, LLC15,382$763.6K0.21%−232−1.5%Reduced
Algert Global LLC16,337$811.0K0.02%00.0%Unchanged
Engineers Gate Manager LP16,810$834.4K0.01%+3,959+30.8%Added
Prelude Capital Management, LLC18,200$903.4K0.09%+44+0.2%Added
California State Teachers Retirement System20,152$1.00M0.00%+4,621+29.8%Added
Legal & General Group Plc20,415$1.01M0.00%+2,727+15.4%Added
Alliancebernstein L.P.21,060$1.05M0.00%00.0%Unchanged
Walleye Capital LLC22,075$1.10M0.01%−4,929−18.3%Reduced
Atom Investors LP22,561$1.12M0.14%+22,561New
Wells Fargo & Company22,836$1.13M0.00%+2,058+9.9%Added
The PNC Financial Services Group, Inc.23,700$1.18M0.00%00.0%Unchanged
Ghisallo Capital Management LLC25,000$1.24M0.11%+25,000New
Alps Advisors Inc25,479$1.26M0.01%+1,412+5.9%Added
Rhumbline Advisers32,144$1.60M0.00%+3,108+10.7%Added
Rafferty Asset Management, LLC34,041$1.69M0.01%+6,292+22.7%Added
Swiss National Bank35,900$1.78M0.00%+3,700+11.5%Added
Manufacturers Life Insurance Company, The40,585$2.01M0.00%+2,126+5.5%Added
TD Asset Management Inc42,448$2.11M0.00%−2,484−5.5%Reduced
Zimmer Partners, LP42,900$2.13M0.04%+9,800+29.6%Added
Citigroup Inc42,975$2.13M0.00%+340+0.8%Added
Twinbeech Capital LP45,448$2.26M0.04%+45,448New
Barclays PLC45,708$2.27M0.00%+5,644+14.1%Added