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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 2024

Institutional positions in Disc Medicine, Inc. as of Sep 30, 2024. 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
132
+13 vs. Q2 2024
Shares held
27.4M
+1.25M (+4.8%) vs. Q2 2024
Total value
$1.35B
+$169.3M (+14.4%) vs. Q2 2024
New holders
25
59 more added
Sold out
12
26 more reduced

2 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 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 holdersQ3 2024: 132 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 2024: $1.35B
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 2024

Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q2 2024.

Institutions holding IRON in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Intech Investment Management LLC4,647$228.4K0.00%+4,647New
Teacher Retirement System of Texas4,461$219.0K0.00%+4,461New
Quantbot Technologies LP2,964$145.7K0.01%+2,964New
Zurcher Kantonalbank (Zurich Cantonalbank)2,867$140.9K0.00%00.0%Unchanged
Quest Partners LLC2,670$131.2K0.01%+2,670New
Virtus ETF Advisers LLC2,353$115.6K0.05%+41+1.8%Added
Royal Bank of Canada2,163$107.0K0.00%+339+18.6%Added
Ameritas Investment Partners, Inc.1,999$98.2K0.00%+389+24.2%Added
US Bancorp1,176$57.8K0.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.1,075$53.8K0.00%+337+45.7%Added
STRS Ohio900$44.2K0.00%00.0%Unchanged
Public Employees Retirement Association of Colorado730$36.0K0.00%+730New
Amundi717$34.3K0.00%00.0%Unchanged
Amalgamated Bank568$28.0K0.00%00.0%Unchanged
Tower Research Capital LLC (TRC)559$27.5K0.00%−3,368−85.8%Reduced
Group One Trading, L.P.478$23.5K0.00%+392+455.8%Added
Steward Partners Investment Advisory, LLC400$19.7K0.00%00.0%Unchanged
Daiwa Securities Group Inc.113$6.00K0.00%+54+91.5%Added
GAMMA Investing LLC100$4.91K0.00%+79+376.2%Added
Sterling Capital Management LLC63$3.10K0.00%+63New
Simplex Trading, LLC81$3.00K0.00%−751−90.3%Reduced
Clear Street Markets LLC60$3.00K0.00%+60New
Clearstead Advisors, LLC46$2.26K0.00%00.0%Unchanged
Nisa Investment Advisors, LLC39$1.92K0.00%+7+21.9%Added
Comerica Bank21$1.03K0.00%+18+600.0%Added
CWM, LLC22$1.00K0.00%+11+100.0%Added
Bessemer Group Inc25$1.00K0.00%+25New
Rothschild Investment LLC20$9830.00%+15+300.0%Added
Wolff Wiese Magana LLC14$6880.00%+14New
Aster Capital Management (DIFC) Ltd6$2950.00%+6New
Capital Performance Advisors LLP2$980.00%+2New
Covestor Ltd2$00.00%00.0%Unchanged
Polar Capital Holdings Plc0$00.00%−244,928−100.0%Sold out
First Turn Management, LLC0$00.00%−138,907−100.0%Sold out
Sphera Funds Management Ltd.0$00.00%−58,044−100.0%Sold out
Marshall Wace, LLP0$00.00%−12,300−100.0%Sold out
PDT Partners, LLC0$00.00%−12,103−100.0%Sold out
Jump Financial, LLC0$00.00%−9,475−100.0%Sold out
Brevan Howard Capital Management LP0$00.00%−6,642−100.0%Sold out
EntryPoint Capital, LLC0$00.00%−3,331−100.0%Sold out
Catalyst Funds Management Pty Ltd0$00.00%−2,400−100.0%Sold out
Advisor Group Holdings, Inc.0$00.00%−223−100.0%Sold out
nVerses Capital, LLC0$00.00%−200−100.0%Sold out
Pacer Advisors, Inc.0$00.00%−136−100.0%Sold out
BlackRock Inc.––––Not filed
Institutional & Family Asset Management, LLC––––Not filed