IRON Disc Medicine, Inc.: institutional ownership and insider trading
228 funds reported holding $3.35B of Disc Medicine, Inc. in their latest 13F filings; in Q2 2026 funds net bought $62.7M, with 37 new positions and 22 funds selling out; over the last 12 months insiders bought $0 and sold $50.0M on the open market.
IRON revenue and earnings
- Quarter ended Jun 30, 2026: revenue n/a, net income −$59.5M, EPS -1.54
- Quarter ended Mar 31, 2026: revenue n/a, net income −$63.5M, EPS -1.65
- Quarter ended Dec 31, 2025: revenue n/a, net income −$60.5M, EPS -1.64
- Quarter ended Sep 30, 2025: revenue n/a, net income −$62.3M, EPS -1.77
Famous investors holding IRON
- Two Sigma (Two Sigma Investments): $10.0M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $17.7M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $7.77M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $441K, 0.0% of the portfolio
Largest institutional holders of IRON
- FMR LLC — $358M
- BlackRock, Inc. (BLK) — $181M
- RA CAPITAL MANAGEMENT, L.P. — $179M
- VANGUARD GROUP INC — $140M
- JPMORGAN CHASE & CO (JPM, AMJB, VYLD, JPM-PC, JPM-PD, JPM-PJ, JPM-PK, JPM-PL, JPM-PM) — $140M
- PRICE T ROWE ASSOCIATES INC /MD/ — $137M
- WELLINGTON MANAGEMENT GROUP LLP — $127M
- STATE STREET CORP (STT, STT-PG) — $121M
- Vestal Point Capital, LP — $113M
- Atlas Venture Life Science Advisors, LLC — $111M
Recent IRON insider trades
- Oct 21, 2026: Bitterman Kevin sold 41,825 shares ($3.35M)
- Sep 11, 2026: Bitterman Kevin sold 27,136 shares ($1.90M)
- Sep 4, 2026: Bitterman Kevin sold 1,689 shares ($135K)
- Sep 3, 2026: Bitterman Kevin sold 54,496 shares ($4.37M)
5%+ owners
- FMR LLC: 12.8% (Schedule 13G/A, filed Aug 6, 2026)