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 2025
Institutional positions in Disc Medicine, Inc. as of Sep 30, 2025. 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
- 168
- +16 vs. Q2 2025
- Shares held
- 34.2M
- +150.8K (+0.4%) vs. Q2 2025
- Total value
- $2.26B
- +$457.0M (+25.3%) vs. Q2 2025
- New holders
- 25
- 62 more added
- Sold out
- 9
- 45 more reduced
Compare with Q2 2025: 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 2025
Shares, value and share of portfolio for each institution holding Disc Medicine, Inc.; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Bessemer Group Inc | 2 | $0 | 0.00% | −10−83.3% | Reduced |
| Covestor Ltd | 2 | $0 | 0.00% | 00.0% | Unchanged |
| True Wealth Design, LLC | 1 | $67 | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 3 | $198 | 0.00% | +3 | Added |
| Essential Partners LLC | 4 | $264 | 0.00% | 00.0% | Unchanged |
| J.Safra Asset Management Corp | 6 | $396 | 0.00% | 00.0% | Unchanged |
| SBI Securities Co., Ltd. | 6 | $396 | 0.00% | 00.0% | Unchanged |
| Global Retirement Partners, LLC | 6 | $396 | 0.00% | +3+100.0% | Added |
| Allworth Financial LP | 6 | $397 | 0.00% | +2+50.0% | Added |
| Farther Finance Advisors, LLC | 7 | $463 | 0.00% | +7 | New |
| Bare Financial Services, Inc | 9 | $595 | 0.00% | +9 | New |
| Assetmark, Inc | 12 | $793 | 0.00% | 00.0% | Unchanged |
| Versant Capital Management, Inc | 19 | $1.26K | 0.00% | 00.0% | Unchanged |
| Parkside Financial Bank & Trust | 20 | $1.32K | 0.00% | 00.0% | Unchanged |
| Rothschild Investment LLC | 40 | $2.64K | 0.00% | −5−11.1% | Reduced |
| Comerica Bank | 44 | $2.87K | 0.00% | +19+76.0% | Added |
| Sterling Capital Management LLC | 56 | $3.70K | 0.00% | −4−6.7% | Reduced |
| Caitong International Asset Management Co., Ltd | 60 | $3.96K | 0.00% | +57+1,900.0% | Added |
| EverSource Wealth Advisors, LLC | 75 | $4.96K | 0.00% | +3+4.2% | Added |
| Clearstead Advisors, LLC | 102 | $6.74K | 0.00% | −46−31.1% | Reduced |
| Daiwa Securities Group Inc. | 113 | $7.00K | 0.00% | 00.0% | Unchanged |
| Larson Financial Group LLC | 108 | $7.14K | 0.00% | −1−0.9% | Reduced |
| Optiver Holding B.V. | 194 | $12.8K | 0.00% | +194 | New |
| SRS Capital Advisors, Inc. | 206 | $13.6K | 0.00% | +206 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 213 | $14.0K | 0.00% | +11+5.4% | Added |
| Advisor Group Holdings, Inc. | 270 | $17.8K | 0.00% | 00.0% | Unchanged |
| GAMMA Investing LLC | 276 | $18.2K | 0.00% | +36+15.0% | Added |
| Nisa Investment Advisors, LLC | 293 | $19.4K | 0.00% | +9+3.2% | Added |
| Quest Partners LLC | 327 | $21.6K | 0.00% | 00.0% | Unchanged |
| Steward Partners Investment Advisory, LLC | 533 | $35.2K | 0.00% | 00.0% | Unchanged |
| Aster Capital Management (DIFC) Ltd | 576 | $38.1K | 0.02% | +576 | New |
| Public Employees Retirement Association of Colorado | 730 | $48.0K | 0.00% | 00.0% | Unchanged |
| GF Fund Management Co. Ltd. | 748 | $49.4K | 0.00% | −14−1.8% | Reduced |
| Amalgamated Bank | 787 | $52.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 800 | $52.0K | 0.00% | +601+302.0% | Added |
| CWM, LLC | 1,027 | $68.0K | 0.00% | −17−1.6% | Reduced |
| Tower Research Capital LLC (TRC) | 1,105 | $73.0K | 0.00% | −2,870−72.2% | Reduced |
| US Bancorp | 1,176 | $77.7K | 0.00% | −3−0.3% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,344 | $88.8K | 0.00% | +6+0.4% | Added |
| Avanza Fonder AB | 1,668 | $110.2K | 0.00% | +585+54.0% | Added |
| Ameritas Investment Partners, Inc. | 1,931 | $127.6K | 0.00% | −584−23.2% | Reduced |
| Virtus Investment Advisers, Inc. | 2,158 | $142.6K | 0.04% | +374+21.0% | Added |
| STRS Ohio | 2,200 | $145.4K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 2,438 | $161.1K | 0.00% | +2,422+15,137.5% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 2,988 | $197.4K | 0.00% | −59−1.9% | Reduced |
| Pictet Asset Management Holding SA | 3,563 | $235.4K | 0.00% | +3,563 | New |
| Susquehanna Portfolio Strategies, LLC | 3,733 | $246.7K | 0.00% | +3,733 | New |
| Bryce Point Capital, LLC | 3,912 | $258.5K | 0.32% | +3,912 | New |
| Citigroup Inc | 4,045 | $267.3K | 0.00% | −12,064−74.9% | Reduced |
| Fiduciary Trust Co | 4,051 | $267.7K | 0.00% | 00.0% | Unchanged |
| Voya Investment Management LLC | 4,266 | $281.9K | 0.00% | −2,429−36.3% | Reduced |
| KLP Kapitalforvaltning AS | 4,600 | $304.0K | 0.00% | 00.0% | Unchanged |
| ProShare Advisors LLC | 5,188 | $342.8K | 0.00% | −1,157−18.2% | Reduced |
| Campbell & CO Investment Adviser LLC | 5,290 | $349.6K | 0.03% | +5,290 | New |
| Squarepoint Ops LLC | 5,377 | $355.3K | 0.00% | +5,377 | New |
| Teacher Retirement System of Texas | 5,487 | $362.6K | 0.00% | −530−8.8% | Reduced |
| DnB Asset Management AS | 5,522 | $364.9K | 0.00% | +939+20.5% | Added |
| Verition Fund Management LLC | 6,133 | $405.3K | 0.00% | +6,133 | New |
| Police & Firemen's Retirement System of New Jersey | 6,501 | $429.6K | 0.00% | +1,011+18.4% | Added |
| Arizona State Retirement System | 6,654 | $439.7K | 0.00% | +120+1.8% | Added |
| Renaissance Technologies LLC | 6,800 | $449.3K | 0.00% | −89,620−92.9% | Reduced |
| China Universal Asset Management Co., Ltd. | 7,094 | $468.8K | 0.04% | +138+2.0% | Added |
| Intech Investment Management LLC | 8,006 | $529.0K | 0.00% | −4,216−34.5% | Reduced |
| SG Americas Securities, LLC | 8,064 | $533.0K | 0.00% | +8,064 | New |
| Profund Advisors LLC | 8,118 | $536.4K | 0.02% | +1,404+20.9% | Added |
| Cubist Systematic Strategies, LLC | 8,714 | $575.8K | 0.01% | +8,714 | New |
| Kennedy Capital Management, Inc. | 9,028 | $596.6K | 0.01% | +9,028 | New |
| State Board of Administration of Florida Retirement System | 9,129 | $603.2K | 0.00% | 00.0% | Unchanged |
| Point72 Asset Management, L.P. | 9,226 | $609.6K | 0.00% | +9,226 | New |
| Assenagon Asset Management S.A. | 10,433 | $689.4K | 0.00% | +10,433 | New |
| Lion Point Capital, LP | 10,600 | $700.4K | 3.98% | 00.0% | Unchanged |
| Legato Capital Management LLC | 11,287 | $745.8K | 0.08% | +4,059+56.2% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 11,438 | $755.8K | 0.00% | +4,062+55.1% | Added |
| State of Wisconsin Investment Board | 12,373 | $817.6K | 0.00% | −516−4.0% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 12,646 | $833.7K | 0.00% | −2,395−15.9% | Reduced |
| Teachers Retirement System of the State of Kentucky | 12,851 | $849.0K | 0.01% | 00.0% | Unchanged |
| Sofinnova Investments, Inc. | 13,553 | $895.6K | 0.05% | +6,241+85.4% | Added |
| Fred Alger Management, LLC | 13,726 | $907.0K | 0.00% | +13,726 | New |
| MetLife Investment Management | 13,922 | $920.0K | 0.00% | −932−6.3% | Reduced |
| AQR Capital Management LLC | 13,978 | $923.7K | 0.00% | +329+2.4% | Added |
| Marshall Wace, LLP | 14,001 | $925.2K | 0.00% | +14,001 | New |
| Walleye Capital LLC | 14,649 | $968.0K | 0.01% | +585+4.2% | Added |
| Royal Bank of Canada | 16,696 | $1.10M | 0.00% | −5,903−26.1% | Reduced |
| Alps Advisors Inc | 16,792 | $1.11M | 0.01% | −1,834−9.8% | Reduced |
| Bank of Montreal | 17,785 | $1.18M | 0.00% | +6,797+61.9% | Added |
| Prelude Capital Management, LLC | 18,156 | $1.20M | 0.09% | 00.0% | Unchanged |
| Deutsche Bank AG | 18,886 | $1.25M | 0.00% | +2,169+13.0% | Added |
| Jane Street Group, LLC | 21,274 | $1.41M | 0.00% | +21,274 | New |
| Invesco Ltd. | 21,443 | $1.42M | 0.00% | +4,626+27.5% | Added |
| New York State Common Retirement Fund | 21,490 | $1.42M | 0.00% | +4,638+27.5% | Added |
| California State Teachers Retirement System | 22,093 | $1.46M | 0.00% | +1,843+9.1% | Added |
| Alliancebernstein L.P. | 24,540 | $1.62M | 0.00% | +400+1.7% | Added |
| The PNC Financial Services Group, Inc. | 25,146 | $1.66M | 0.00% | +60.0% | Added |
| Legal & General Group Plc | 25,147 | $1.66M | 0.00% | +1,050+4.4% | Added |
| Wells Fargo & Company | 27,055 | $1.79M | 0.00% | +4,594+20.5% | Added |
| American Century Companies Inc | 27,938 | $1.85M | 0.00% | +27,938 | New |
| Standard Life Aberdeen plc | 32,061 | $2.12M | 0.00% | 00.0% | Unchanged |
| PFM Health Sciences, LP | 32,539 | $2.15M | 0.18% | +1,740+5.6% | Added |
| Susquehanna International Group, LLP | 32,617 | $2.16M | 0.00% | −43,380−57.1% | Reduced |
| Rhumbline Advisers | 34,490 | $2.28M | 0.00% | −1,265−3.5% | Reduced |