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

13F holders, Q3 2022

Institutional positions in Disc Medicine, Inc. as of Sep 30, 2022. 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
44
−7 vs. Q2 2022
Shares held
26.7M
+829.3K (+3.2%) vs. Q2 2022
Total value
$43.9M
+$44.0K (+0.1%) vs. Q2 2022
New holders
6
9 more added
Sold out
13
16 more reduced

Compare with Q2 2022: 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 holdersQ3 2022: 44 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 heldQ3 2022: $43.9M
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, Q3 2022

Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q2 2022.

Institutions holding IRON in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Bank of America Corp246$00.00%+6+2.5%Added
Wells Fargo & Company146$00.00%−2−1.4%Reduced
TCI Wealth Advisors, Inc.200$00.00%00.0%Unchanged
Ellevest, Inc.59$00.00%−47−44.3%Reduced
Royal Bank of Canada131$00.00%+131New
Tower Research Capital LLC (TRC)508$1.00K0.00%−7,329−93.5%Reduced
Ulland Investment Advisors, LLC348$1.00K0.00%00.0%Unchanged
Group One Trading, L.P.6,455$11.0K0.00%+6,455New
Running Point Capital Advisors, LLC10,000$16.0K0.01%00.0%Unchanged
Bank of New York Mellon Corp11,008$18.0K0.00%00.0%Unchanged
Simplex Trading, LLC12,511$20.0K0.00%+12,012+2,407.2%Added
Wolverine Trading, LLC16,030$24.0K0.00%+16,030New
Qube Research & Technologies Ltd16,482$27.0K0.00%−2,128−11.4%Reduced
Goldman Sachs Group Inc19,485$32.0K0.00%−17,150−46.8%Reduced
Morgan Stanley27,351$45.0K0.00%−3,634−11.7%Reduced
Fiduciary Trust Co40,510$66.0K0.00%00.0%Unchanged
Northern Trust Corp48,645$80.0K0.00%00.0%Unchanged
Citigroup Inc50,871$83.0K0.00%−222−0.4%Reduced
ExodusPoint Capital Management, LP51,779$85.0K0.00%+51,779New
UBS Group AG61,900$102.0K0.00%−76,570−55.3%Reduced
MYDA Advisors LLC63,000$103.0K0.06%+43,000+215.0%Added
Bridgeway Capital Management, LLC75,000$123.0K0.00%+27,500+57.9%Added
Assenagon Asset Management S.A.82,171$135.0K0.00%+66,467+423.2%Added
Ergoteles LLC92,200$151.0K0.01%−13,900−13.1%Reduced
State Street Corp101,899$167.0K0.00%00.0%Unchanged
Stifel Financial Corp137,221$225.0K0.00%+43,600+46.6%Added
Renaissance Technologies LLC179,858$295.0K0.00%−100,742−35.9%Reduced
K2 Principal Fund, L.P.193,124$317.0K0.08%−99,621−34.0%Reduced
BlackRock Inc.200,554$330.0K0.00%−13,471−6.3%Reduced
Harvard Management Co Inc250,000$410.0K0.05%00.0%Unchanged
Nantahala Capital Management, LLC257,672$423.0K0.04%+257,672New
Geode Capital Management, LLC272,271$446.0K0.00%+1,156+0.4%Added
Millennium Management LLC342,532$562.0K0.00%−419,631−55.1%Reduced
FMR LLC394,578$647.0K0.00%−1,106−0.3%Reduced
5AM Venture Management, LLC524,500$860.0K0.16%+524,500New
Vanguard Group Inc557,999$915.0K0.00%−138,265−19.9%Reduced
Citadel Advisors LLC579,914$951.0K0.00%+12,946+2.3%Added
Boxer Capital, LLC1,300,000$2.13M0.12%00.0%Unchanged
Suvretta Capital Management, LLC2,372,267$3.89M0.16%00.0%Unchanged
Foresite Capital Management V, LLC2,435,125$3.99M3.07%00.0%Unchanged
Foresite Capital Opportunity Management V, LLC2,435,125$3.99M11.99%00.0%Unchanged
Adage Capital Partners GP, L.L.C.2,447,477$4.01M0.01%+1,564,865+177.3%Added
Atlas Venture Life Science Advisors, LLC5,254,365$8.62M0.95%00.0%Unchanged
OrbiMed Advisors LLC5,826,223$9.55M0.19%−10.0%Reduced
Ikarian Capital, LLC0$00.00%−443,096−100.0%Sold out
Bank of Montreal0$00.00%−150,393−100.0%Sold out
Marquette Asset Management, LLC0$00.00%−87,648−100.0%Sold out
Crestline Management, LP0$00.00%−61,701−100.0%Sold out
Boothbay Fund Management, LLC0$00.00%−42,297−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−31,099−100.0%Sold out
Susquehanna International Group, LLP0$00.00%−29,002−100.0%Sold out
Diametric Capital, LP0$00.00%−27,563−100.0%Sold out
Virtu Financial LLC0$00.00%−20,530−100.0%Sold out
Penserra Capital Management LLC0$00.00%−11,369−100.0%Sold out
New York State Common Retirement Fund0$00.00%−201−100.0%Sold out
Credit Suisse AG0$00.00%−12−100.0%Sold out
Capital Advisors, Ltd. LLC0$00.00%−68−100.0%Sold out