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.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 216 | $3.13B |
| Q1 2026 | 203 | $2.67B |
| Q4 2025 | 197 | $3.04B |
| Q3 2025 | 168 | $2.26B |
| Q2 2025 | 152 | $1.80B |
| Q1 2025 | 157 | $1.65B |
| Q4 2024 | 152 | $1.68B |
| Q3 2024 | 132 | $1.35B |
| Q2 2024 | 121 | $1.24B |
| Q1 2024 | 130 | $1.38B |
| Q4 2023 | 112 | $1.17B |
| Q3 2023 | 91 | $934.0M |
| Q2 2023 | 90 | $848.7M |
| Q1 2023 | 45 | $309.6M |
| Q4 2022 | 35 | $215.8M |
| Q3 2022 | 44 | $43.9M |
| Q2 2022 | 51 | $43.8M |
| Q1 2022 | 57 | $39.6M |
| Q4 2021 | 62 | $93.8M |
| Q3 2021 | 62 | $103.5M |
| Q2 2021 | 55 | $165.3M |
| Q1 2021 | 49 | $346.6M |
Institutions, Q3 2022
Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q2 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| OrbiMed Advisors LLC | 5,826,223 | $9.55M | 0.19% | −10.0% | Reduced |
| Atlas Venture Life Science Advisors, LLC | 5,254,365 | $8.62M | 0.95% | 00.0% | Unchanged |
| Adage Capital Partners GP, L.L.C. | 2,447,477 | $4.01M | 0.01% | +1,564,865+177.3% | Added |
| Foresite Capital Management V, LLC | 2,435,125 | $3.99M | 3.07% | 00.0% | Unchanged |
| Foresite Capital Opportunity Management V, LLC | 2,435,125 | $3.99M | 11.99% | 00.0% | Unchanged |
| Suvretta Capital Management, LLC | 2,372,267 | $3.89M | 0.16% | 00.0% | Unchanged |
| Boxer Capital, LLC | 1,300,000 | $2.13M | 0.12% | 00.0% | Unchanged |
| Citadel Advisors LLC | 579,914 | $951.0K | 0.00% | +12,946+2.3% | Added |
| Vanguard Group Inc | 557,999 | $915.0K | 0.00% | −138,265−19.9% | Reduced |
| 5AM Venture Management, LLC | 524,500 | $860.0K | 0.16% | +524,500 | New |
| FMR LLC | 394,578 | $647.0K | 0.00% | −1,106−0.3% | Reduced |
| Millennium Management LLC | 342,532 | $562.0K | 0.00% | −419,631−55.1% | Reduced |
| Geode Capital Management, LLC | 272,271 | $446.0K | 0.00% | +1,156+0.4% | Added |
| Nantahala Capital Management, LLC | 257,672 | $423.0K | 0.04% | +257,672 | New |
| Harvard Management Co Inc | 250,000 | $410.0K | 0.05% | 00.0% | Unchanged |
| BlackRock Inc. | 200,554 | $330.0K | 0.00% | −13,471−6.3% | Reduced |
| K2 Principal Fund, L.P. | 193,124 | $317.0K | 0.08% | −99,621−34.0% | Reduced |
| Renaissance Technologies LLC | 179,858 | $295.0K | 0.00% | −100,742−35.9% | Reduced |
| Stifel Financial Corp | 137,221 | $225.0K | 0.00% | +43,600+46.6% | Added |
| State Street Corp | 101,899 | $167.0K | 0.00% | 00.0% | Unchanged |
| Ergoteles LLC | 92,200 | $151.0K | 0.01% | −13,900−13.1% | Reduced |
| Assenagon Asset Management S.A. | 82,171 | $135.0K | 0.00% | +66,467+423.2% | Added |
| Bridgeway Capital Management, LLC | 75,000 | $123.0K | 0.00% | +27,500+57.9% | Added |
| MYDA Advisors LLC | 63,000 | $103.0K | 0.06% | +43,000+215.0% | Added |
| UBS Group AG | 61,900 | $102.0K | 0.00% | −76,570−55.3% | Reduced |
| ExodusPoint Capital Management, LP | 51,779 | $85.0K | 0.00% | +51,779 | New |
| Citigroup Inc | 50,871 | $83.0K | 0.00% | −222−0.4% | Reduced |
| Northern Trust Corp | 48,645 | $80.0K | 0.00% | 00.0% | Unchanged |
| Fiduciary Trust Co | 40,510 | $66.0K | 0.00% | 00.0% | Unchanged |
| Morgan Stanley | 27,351 | $45.0K | 0.00% | −3,634−11.7% | Reduced |
| Goldman Sachs Group Inc | 19,485 | $32.0K | 0.00% | −17,150−46.8% | Reduced |
| Qube Research & Technologies Ltd | 16,482 | $27.0K | 0.00% | −2,128−11.4% | Reduced |
| Wolverine Trading, LLC | 16,030 | $24.0K | 0.00% | +16,030 | New |
| Simplex Trading, LLC | 12,511 | $20.0K | 0.00% | +12,012+2,407.2% | Added |
| Bank of New York Mellon Corp | 11,008 | $18.0K | 0.00% | 00.0% | Unchanged |
| Running Point Capital Advisors, LLC | 10,000 | $16.0K | 0.01% | 00.0% | Unchanged |
| Group One Trading, L.P. | 6,455 | $11.0K | 0.00% | +6,455 | New |
| Tower Research Capital LLC (TRC) | 508 | $1.00K | 0.00% | −7,329−93.5% | Reduced |
| Ulland Investment Advisors, LLC | 348 | $1.00K | 0.00% | 00.0% | Unchanged |
| Bank of America Corp | 246 | $0 | 0.00% | +6+2.5% | Added |
| Wells Fargo & Company | 146 | $0 | 0.00% | −2−1.4% | Reduced |
| TCI Wealth Advisors, Inc. | 200 | $0 | 0.00% | 00.0% | Unchanged |
| Ellevest, Inc. | 59 | $0 | 0.00% | −47−44.3% | Reduced |
| Royal Bank of Canada | 131 | $0 | 0.00% | +131 | New |
| Ikarian Capital, LLC | 0 | $0 | 0.00% | −443,096−100.0% | Sold out |
| Bank of Montreal | 0 | $0 | 0.00% | −150,393−100.0% | Sold out |
| Marquette Asset Management, LLC | 0 | $0 | 0.00% | −87,648−100.0% | Sold out |
| Crestline Management, LP | 0 | $0 | 0.00% | −61,701−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −42,297−100.0% | Sold out |
| Prelude Capital Management, LLC | 0 | $0 | 0.00% | −31,099−100.0% | Sold out |
| Susquehanna International Group, LLP | 0 | $0 | 0.00% | −29,002−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −27,563−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −20,530−100.0% | Sold out |
| Penserra Capital Management LLC | 0 | $0 | 0.00% | −11,369−100.0% | Sold out |
| New York State Common Retirement Fund | 0 | $0 | 0.00% | −201−100.0% | Sold out |
| Credit Suisse AG | 0 | $0 | 0.00% | −12−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −68−100.0% | Sold out |