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 2022
Institutional positions in Disc Medicine, Inc. as of Mar 31, 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
- 57
- −5 vs. Q4 2021
- Shares held
- 28.5M
- −3.76M (−11.7%) vs. Q4 2021
- Total value
- $39.6M
- −$54.2M (−57.8%) vs. Q4 2021
- New holders
- 8
- 13 more added
- Sold out
- 13
- 23 more reduced
Compare with Q4 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.
| 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, Q1 2022
Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| OrbiMed Advisors LLC | 5,826,224 | $8.10M | 0.13% | 00.0% | Unchanged |
| Atlas Venture Life Science Advisors, LLC | 5,254,365 | $7.30M | 0.92% | 00.0% | Unchanged |
| Foresite Capital Management V, LLC | 2,435,125 | $3.38M | 1.38% | 00.0% | Unchanged |
| Foresite Capital Opportunity Management V, LLC | 2,435,125 | $3.38M | 4.74% | 00.0% | Unchanged |
| Suvretta Capital Management, LLC | 2,372,267 | $3.30M | 0.10% | 00.0% | Unchanged |
| Boxer Capital, LLC | 1,300,000 | $1.81M | 0.09% | 00.0% | Unchanged |
| BlackRock Inc. | 1,300,204 | $1.81M | 0.00% | +43,831+3.5% | Added |
| Franklin Resources Inc | 1,071,790 | $1.49M | 0.00% | −1,440,983−57.3% | Reduced |
| Adage Capital Partners GP, L.L.C. | 882,612 | $1.23M | 0.00% | +200,000+29.3% | Added |
| Vanguard Group Inc | 740,803 | $1.03M | 0.00% | −327,853−30.7% | Reduced |
| Millennium Management LLC | 536,202 | $745.0K | 0.00% | +28,874+5.7% | Added |
| Pura Vida Investments, LLC | 496,120 | $690.0K | 0.08% | +3,100+0.6% | Added |
| Ikarian Capital, LLC | 443,096 | $615.0K | 0.19% | +22,046+5.2% | Added |
| Geode Capital Management, LLC | 431,325 | $599.0K | 0.00% | −11,642−2.6% | Reduced |
| State Street Corp | 408,704 | $568.0K | 0.00% | −3,511−0.9% | Reduced |
| FMR LLC | 397,346 | $551.0K | 0.00% | −1,489,895−78.9% | Reduced |
| Renaissance Technologies LLC | 351,100 | $488.0K | 0.00% | +339,200+2,850.4% | Added |
| Citadel Advisors LLC | 341,410 | $474.0K | 0.00% | +6,154+1.8% | Added |
| Harvard Management Co Inc | 250,000 | $348.0K | 0.04% | 00.0% | Unchanged |
| Northern Trust Corp | 195,340 | $272.0K | 0.00% | −5,663−2.8% | Reduced |
| Bridgeway Capital Management, LLC | 117,500 | $163.0K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 115,213 | $160.0K | 0.00% | +98,956+608.7% | Added |
| Stifel Financial Corp | 103,821 | $144.0K | 0.00% | +37,921+57.5% | Added |
| Nuveen Asset Management, LLC | 80,679 | $116.0K | 0.00% | +3,449+4.5% | Added |
| Bank of New York Mellon Corp | 69,078 | $96.0K | 0.00% | −1,659−2.3% | Reduced |
| Marquette Asset Management, LLC | 66,269 | $92.0K | 0.02% | +66,269 | New |
| Crestline Management, LP | 62,500 | $87.0K | 0.01% | +62,500 | New |
| Wells Fargo & Company | 47,703 | $66.0K | 0.00% | +27,349+134.4% | Added |
| Charles Schwab Investment Management Inc | 46,453 | $65.0K | 0.00% | −11,283−19.5% | Reduced |
| Boothbay Fund Management, LLC | 42,297 | $59.0K | 0.00% | 00.0% | Unchanged |
| Prelude Capital Management, LLC | 31,163 | $43.0K | 0.00% | −1,637−5.0% | Reduced |
| Morgan Stanley | 30,952 | $42.0K | 0.00% | +6,502+26.6% | Added |
| Goldman Sachs Group Inc | 20,338 | $28.0K | 0.00% | −52,440−72.1% | Reduced |
| Rhumbline Advisers | 17,304 | $24.0K | 0.00% | −1,434−7.7% | Reduced |
| Susquehanna International Group, LLP | 16,633 | $23.0K | 0.00% | −29,522−64.0% | Reduced |
| Walleye Capital LLC | 15,226 | $21.0K | 0.00% | −10,753−41.4% | Reduced |
| Deutsche Bank AG | 11,893 | $17.0K | 0.00% | −42,631−78.2% | Reduced |
| American International Group, Inc. | 10,875 | $15.0K | 0.00% | −766−6.6% | Reduced |
| Walleye Trading LLC | 10,301 | $14.0K | 0.00% | −4,379−29.8% | Reduced |
| JPMorgan Chase & Co | 10,274 | $14.0K | 0.00% | −278−2.6% | Reduced |
| Gyon Technologies Capital Management, LP | 10,200 | $14.0K | 0.01% | +10,200 | New |
| Running Point Capital Advisors, LLC | 10,000 | $14.0K | 0.01% | +10,000 | New |
| California State Teachers Retirement System | 9,679 | $13.0K | 0.00% | −1,201−11.0% | Reduced |
| Penserra Capital Management LLC | 9,974 | $13.0K | 0.00% | +1,490+17.6% | Added |
| Tower Research Capital LLC (TRC) | 8,368 | $12.0K | 0.00% | −14,467−63.4% | Reduced |
| Bank of America Corp | 7,141 | $10.0K | 0.00% | −13,620−65.6% | Reduced |
| STRS Ohio | 5,100 | $7.00K | 0.00% | 00.0% | Unchanged |
| Barclays PLC | 3,559 | $5.00K | 0.00% | +3,559 | New |
| Amalgamated Bank | 2,897 | $4.00K | 0.00% | +2,897 | New |
| Amalgamated Financial Corp. | 2,897 | $4.00K | 0.00% | +2,897 | New |
| Legal & General Group Plc | 2,432 | $3.00K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 1,572 | $2.00K | 0.00% | −3,301−67.7% | Reduced |
| Ameritas Investment Partners, Inc. | 1,718 | $2.00K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 1,201 | $2.00K | 0.00% | −14−1.2% | Reduced |
| Citigroup Inc | 918 | $1.00K | 0.00% | −4,661−83.5% | Reduced |
| Ulland Investment Advisors, LLC | 348 | $0 | 0.00% | 00.0% | Unchanged |
| TCI Wealth Advisors, Inc. | 200 | $0 | 0.00% | +200 | New |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −635,692−100.0% | Sold out |
| JS Capital Management LLC | 0 | $0 | 0.00% | −474,457−100.0% | Sold out |
| Parametric Portfolio Associates LLC | 0 | $0 | 0.00% | −43,275−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −37,349−100.0% | Sold out |
| D. E. Shaw & Co., Inc. | 0 | $0 | 0.00% | −19,273−100.0% | Sold out |
| Simplex Trading, LLC | 0 | $0 | 0.00% | −15,421−100.0% | Sold out |
| Squarepoint Ops LLC | 0 | $0 | 0.00% | −14,829−100.0% | Sold out |
| AQR Capital Management LLC | 0 | $0 | 0.00% | −12,654−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −10,013−100.0% | Sold out |
| Group One Trading, L.P. | 0 | $0 | 0.00% | −332−100.0% | Sold out |
| Captrust Financial Advisors | 0 | $0 | 0.00% | −73−100.0% | Sold out |
| Capital Advisors, Ltd. LLC | 0 | $0 | 0.00% | −131−100.0% | Sold out |
| Ellevest, Inc. | 0 | $0 | 0.00% | −37−100.0% | Sold out |