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, Q4 2021
Institutional positions in Disc Medicine, Inc. as of Dec 31, 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
- 62
- 0 vs. Q3 2021
- Shares held
- 32.2M
- +6.63M (+25.9%) vs. Q3 2021
- Total value
- $93.8M
- −$9.70M (−9.4%) vs. Q3 2021
- New holders
- 13
- 16 more added
- Sold out
- 13
- 18 more reduced
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| OrbiMed Advisors LLC | 5,826,224 | $17.0M | 0.22% | 00.0% | Unchanged |
| Atlas Venture Life Science Advisors, LLC | 5,254,365 | $15.3M | 1.40% | +5,254,365 | New |
| Franklin Resources Inc | 2,512,773 | $7.31M | 0.00% | 00.0% | Unchanged |
| Foresite Capital Management V, LLC | 2,435,125 | $7.09M | 1.74% | 00.0% | Unchanged |
| Foresite Capital Opportunity Management V, LLC | 2,435,125 | $7.09M | 4.75% | +2,435,125 | New |
| Suvretta Capital Management, LLC | 2,372,267 | $6.90M | 0.13% | +234,444+11.0% | Added |
| FMR LLC | 1,887,241 | $5.49M | 0.00% | −6,059−0.3% | Reduced |
| Boxer Capital, LLC | 1,300,000 | $3.78M | 0.15% | 00.0% | Unchanged |
| BlackRock Inc. | 1,256,373 | $3.66M | 0.00% | +7,246+0.6% | Added |
| Vanguard Group Inc | 1,068,656 | $3.11M | 0.00% | −475,330−30.8% | Reduced |
| Adage Capital Partners GP, L.L.C. | 682,612 | $1.99M | 0.00% | −75,000−9.9% | Reduced |
| Alyeska Investment Group, L.P. | 635,692 | $1.85M | 0.02% | +52,262+9.0% | Added |
| Millennium Management LLC | 507,328 | $1.48M | 0.00% | −87,379−14.7% | Reduced |
| Pura Vida Investments, LLC | 493,020 | $1.44M | 0.15% | −1,380−0.3% | Reduced |
| JS Capital Management LLC | 474,457 | $1.38M | 0.06% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 442,967 | $1.29M | 0.00% | −30,768−6.5% | Reduced |
| Ikarian Capital, LLC | 421,050 | $1.23M | 0.35% | 00.0% | Unchanged |
| State Street Corp | 412,215 | $1.20M | 0.00% | −3,096−0.7% | Reduced |
| Citadel Advisors LLC | 335,256 | $976.0K | 0.00% | −29,607−8.1% | Reduced |
| Harvard Management Co Inc | 250,000 | $728.0K | 0.07% | 00.0% | Unchanged |
| Northern Trust Corp | 201,003 | $585.0K | 0.00% | −4,567−2.2% | Reduced |
| Bridgeway Capital Management, LLC | 117,500 | $342.0K | 0.01% | −47,500−28.8% | Reduced |
| Nuveen Asset Management, LLC | 77,230 | $228.0K | 0.00% | −7,504−8.9% | Reduced |
| Goldman Sachs Group Inc | 72,778 | $212.0K | 0.00% | +57,858+387.8% | Added |
| Bank of New York Mellon Corp | 70,737 | $205.0K | 0.00% | −2,322−3.2% | Reduced |
| Stifel Financial Corp | 65,900 | $192.0K | 0.00% | +29,700+82.0% | Added |
| Charles Schwab Investment Management Inc | 57,736 | $169.0K | 0.00% | 00.0% | Unchanged |
| Deutsche Bank AG | 54,524 | $159.0K | 0.00% | +714+1.3% | Added |
| Susquehanna International Group, LLP | 46,155 | $134.0K | 0.00% | −54,177−54.0% | Reduced |
| Parametric Portfolio Associates LLC | 43,275 | $126.0K | 0.00% | +21,069+94.9% | Added |
| Boothbay Fund Management, LLC | 42,297 | $123.0K | 0.00% | 00.0% | Unchanged |
| Jane Street Group, LLC | 37,349 | $109.0K | 0.00% | +37,349 | New |
| Prelude Capital Management, LLC | 32,800 | $95.0K | 0.00% | +32,800 | New |
| Walleye Capital LLC | 25,979 | $76.0K | 0.00% | +7,830+43.1% | Added |
| Morgan Stanley | 24,450 | $71.0K | 0.00% | +9,852+67.5% | Added |
| Tower Research Capital LLC (TRC) | 22,835 | $66.0K | 0.00% | +20,608+925.4% | Added |
| Bank of America Corp | 20,761 | $61.0K | 0.00% | +9,461+83.7% | Added |
| Wells Fargo & Company | 20,354 | $59.0K | 0.00% | +2,950+17.0% | Added |
| D. E. Shaw & Co., Inc. | 19,273 | $56.0K | 0.00% | +19,273 | New |
| Rhumbline Advisers | 18,738 | $55.0K | 0.00% | 00.0% | Unchanged |
| Allspring Global Investments Holdings, LLC | 16,257 | $47.0K | 0.00% | +16,257 | New |
| Simplex Trading, LLC | 15,421 | $44.0K | 0.00% | +14,362+1,356.2% | Added |
| Walleye Trading LLC | 14,680 | $43.0K | 0.00% | +2,610+21.6% | Added |
| Squarepoint Ops LLC | 14,829 | $43.0K | 0.00% | +14,829 | New |
| AQR Capital Management LLC | 12,654 | $37.0K | 0.00% | 00.0% | Unchanged |
| Renaissance Technologies LLC | 11,900 | $35.0K | 0.00% | +11,900 | New |
| American International Group, Inc. | 11,641 | $34.0K | 0.00% | −349−2.9% | Reduced |
| California State Teachers Retirement System | 10,880 | $32.0K | 0.00% | −3,559−24.6% | Reduced |
| JPMorgan Chase & Co | 10,552 | $30.0K | 0.00% | −12,516−54.3% | Reduced |
| Engineers Gate Manager LP | 10,013 | $29.0K | 0.00% | +10,013 | New |
| Penserra Capital Management LLC | 8,484 | $24.0K | 0.00% | −570−6.3% | Reduced |
| Citigroup Inc | 5,579 | $16.0K | 0.00% | +3,083+123.5% | Added |
| STRS Ohio | 5,100 | $14.0K | 0.00% | 00.0% | Unchanged |
| Royal Bank of Canada | 4,873 | $14.0K | 0.00% | +2,982+157.7% | Added |
| Legal & General Group Plc | 2,432 | $7.00K | 0.00% | 00.0% | Unchanged |
| Ameritas Investment Partners, Inc. | 1,718 | $5.00K | 0.00% | 00.0% | Unchanged |
| New York State Common Retirement Fund | 1,215 | $4.00K | 0.00% | 00.0% | Unchanged |
| Group One Trading, L.P. | 332 | $1.00K | 0.00% | −1,957−85.5% | Reduced |
| Ulland Investment Advisors, LLC | 348 | $1.00K | 0.00% | +348 | New |
| Captrust Financial Advisors | 73 | $0 | 0.00% | +73 | New |
| Capital Advisors, Ltd. LLC | 131 | $0 | 0.00% | +131 | New |
| Ellevest, Inc. | 37 | $0 | 0.00% | +37 | New |
| Asymmetry Capital Management, L.P. | 0 | $0 | 0.00% | −284,079−100.0% | Sold out |
| Woodline Partners LP | 0 | $0 | 0.00% | −187,979−100.0% | Sold out |
| Atom Investors LP | 0 | $0 | 0.00% | −102,792−100.0% | Sold out |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −93,576−100.0% | Sold out |
| Alps Advisors Inc | 0 | $0 | 0.00% | −52,833−100.0% | Sold out |
| HRT Financial LP | 0 | $0 | 0.00% | −41,552−100.0% | Sold out |
| Two Sigma Investments, LP | 0 | $0 | 0.00% | −39,493−100.0% | Sold out |
| Virtus ETF Advisers LLC | 0 | $0 | 0.00% | −18,703−100.0% | Sold out |
| SG Americas Securities, LLC | 0 | $0 | 0.00% | −12,246−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −1,593−100.0% | Sold out |
| UBS Group AG | 0 | $0 | 0.00% | −1,303−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −500−100.0% | Sold out |
| Point72 Hong Kong Ltd | 0 | $0 | 0.00% | −76−100.0% | Sold out |