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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 11 sales; 216 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.

13F holders, Q2 2021

Institutional positions in Disc Medicine, Inc. as of Jun 30, 2021. 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
55
+6 vs. Q1 2021
Shares held
25.5M
−305.0K (−1.2%) vs. Q1 2021
Total value
$165.3M
−$181.4M (−52.3%) vs. Q1 2021
New holders
18
17 more added
Sold out
12
15 more reduced

Compare with Q1 2021: 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 holdersQ2 2021: 55 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 heldQ2 2021: $165.3M
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, Q2 2021

Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q1 2021.

Institutions holding IRON in Q2 2021
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC5,826,224$37.7M0.39%00.0%Unchanged
FMR LLC2,905,800$18.8M0.00%+116,300+4.2%Added
Foresite Capital Management V, LLC2,435,125$15.8M6.20%00.0%Unchanged
Suvretta Capital Management, LLC2,135,000$13.8M0.21%+822,637+62.7%Added
Vanguard Group Inc1,747,304$11.3M0.00%−100,832−5.5%Reduced
Franklin Resources Inc1,605,600$10.4M0.00%+1,105,600+221.1%Added
Boxer Capital, LLC1,300,000$8.41M0.30%00.0%Unchanged
BlackRock Inc.1,257,596$8.14M0.00%+1,016,317+421.2%Added
Adage Capital Partners GP, L.L.C.882,612$5.71M0.01%−17,388−1.9%Reduced
Alyeska Investment Group, L.P.837,584$5.42M0.06%+297,463+55.1%Added
Wellington Management Group LLP700,000$4.53M0.00%−779,954−52.7%Reduced
JS Capital Management LLC474,457$3.07M0.15%00.0%Unchanged
Geode Capital Management, LLC454,195$2.94M0.00%+173,650+61.9%Added
Ikarian Capital, LLC426,455$2.76M0.49%−257,924−37.7%Reduced
Citadel Advisors LLC375,134$2.43M0.00%−49,207−11.6%Reduced
State Street Corp308,141$1.99M0.00%+289,341+1,539.0%Added
Millennium Management LLC255,742$1.66M0.00%−74,277−22.5%Reduced
Harvard Management Co Inc250,000$1.62M0.09%00.0%Unchanged
Northern Trust Corp222,718$1.44M0.00%+165,510+289.3%Added
Point72 Asset Management, L.P.200,000$1.29M0.01%−280,500−58.4%Reduced
Charles Schwab Investment Management Inc187,123$1.21M0.00%+43,271+30.1%Added
Caption Management, LLC86,800$562.0K0.05%+86,800New
Bank of New York Mellon Corp62,555$404.0K0.00%+50,904+436.9%Added
Nuveen Asset Management, LLC62,373$403.0K0.00%+62,373New
Alps Advisors Inc56,703$367.0K0.00%+56,703New
Susquehanna International Group, LLP54,826$355.0K0.00%+11,465+26.4%Added
Deutsche Bank AG54,216$351.0K0.00%+13,005+31.6%Added
Boothbay Fund Management, LLC47,702$309.0K0.01%−28,849−37.7%Reduced
Woodline Partners LP38,215$247.0K0.00%−300,090−88.7%Reduced
California State Teachers Retirement System30,248$196.0K0.00%+30,248New
Morgan Stanley29,976$194.0K0.00%+5,480+22.4%Added
Wells Fargo & Company25,468$165.0K0.00%+25,271+12,827.9%Added
Walleye Trading LLC22,835$148.0K0.00%+22,835New
Virtus ETF Advisers LLC19,673$127.0K0.05%+19,673New
Rhumbline Advisers19,382$125.0K0.00%+19,382New
New York State Common Retirement Fund18,700$121.0K0.00%+18,700New
ExodusPoint Capital Management, LP16,300$105.0K0.00%−43,158−72.6%Reduced
Bank of America Corp15,398$99.0K0.00%+11,930+344.0%Added
Two Sigma Investments, LP14,304$93.0K0.00%+14,304New
Goldman Sachs Group Inc13,080$85.0K0.00%−26,379−66.9%Reduced
Cubist Systematic Strategies, LLC12,517$81.0K0.00%+12,517New
American International Group, Inc.12,275$79.0K0.00%+12,275New
Group One Trading, L.P.9,155$59.0K0.00%−10,844−54.2%Reduced
JPMorgan Chase & Co8,410$54.0K0.00%+5,410+180.3%Added
Penserra Capital Management LLC6,575$42.0K0.00%−6,663−50.3%Reduced
STRS Ohio5,100$32.0K0.00%+5,100New
Tower Research Capital LLC (TRC)4,015$26.0K0.00%+4,015New
Legal & General Group Plc1,751$11.0K0.00%+1,751New
Ameritas Investment Partners, Inc.1,718$11.0K0.00%+1,718New
Royal Bank of Canada1,500$10.0K0.00%+1,500New
Citigroup Inc1,041$7.00K0.00%+1,041New
Simplex Trading, LLC1,059$6.00K0.00%−49,147−97.9%Reduced
Point72 Hong Kong Ltd642$4.00K0.00%+642New
UBS Group AG422$3.00K0.00%−602−58.8%Reduced
TCI Wealth Advisors, Inc.400$3.00K0.00%+200+100.0%Added
Opaleye Management Inc.0$00.00%−810,500−100.0%Sold out
Price T Rowe Associates Inc0$00.00%−750,000−100.0%Sold out
Cormorant Asset Management, LP0$00.00%−475,000−100.0%Sold out
Altium Capital Management LP0$00.00%−203,995−100.0%Sold out
Endurant Capital Management LP0$00.00%−169,876−100.0%Sold out
DAFNA Capital Management LLC0$00.00%−150,000−100.0%Sold out
Monashee Investment Management LLC0$00.00%−117,462−100.0%Sold out
MYDA Advisors LLC0$00.00%−63,900−100.0%Sold out
Insight Advisors, LLC0$00.00%−38,850−100.0%Sold out
LMR Partners LLP0$00.00%−22,746−100.0%Sold out
Maven Securities LTD0$00.00%−1,826−100.0%Sold out
Total Clarity Wealth Management, Inc.0$00.00%−350−100.0%Sold out