Disc Medicine, Inc. (IRON) Insider Trading
Over the last 3 months, IRON insiders made 0 open-market buys and 15 sales, a net sale of -$5.9M (SEC Form 4). Over the last 6 months, 171 institutions increased and 92 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
15
Net (3m)
-$5.9M
Insider trades by month Buys Sells
Dec
Jan
Feb
Mar
Apr
Jun
Context3-month price +14.4%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 30, 2026 | Khara Rahulofficer: Chief Legal Officer | Option | 851 | $14.69 |
| Jun 30, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Sell | 300 | $72.50 |
| Jun 30, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Option | 300 | $13.50 |
| Jun 30, 2026 | Khara Rahulofficer: Chief Legal Officer | Option | 1,649 | $14.69 |
| Jun 30, 2026 | Khara Rahulofficer: Chief Legal Officer | Sell | 1,649 | $75.00 |
| Jun 24, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Option | 9,700 | $13.50 |
| Jun 24, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Sell | 9,700 | $72.66 |
| Jun 23, 2026 | Bitterman Kevindirector | Grant | 6,212 | $70.79 |
| Jun 23, 2026 | Chin Markdirector | Grant | 6,212 | $70.79 |
| Jun 23, 2026 | GEMAYEL GEORGESdirector | Grant | 6,212 | $70.79 |
| Jun 23, 2026 | Nicholson Donald Williamdirector | Grant | 6,212 | $70.79 |
| Jun 23, 2026 | Ratcliffe Liamdirector | Grant | 6,212 | $70.79 |
| Jun 23, 2026 | White William Richarddirector | Grant | 6,212 | $70.79 |
| Jun 23, 2026 | Quisel John Ddirector, officer: Chief Executive Officer | Sell | 1,551 | $71.61 |
| Jun 23, 2026 | Quisel John Ddirector, officer: Chief Executive Officer | Sell | 9,522 | $70.70 |
| Jun 23, 2026 | Quisel John Ddirector, officer: Chief Executive Officer | Sell | 22,927 | $69.92 |
| Jun 23, 2026 | Quisel John Ddirector, officer: Chief Executive Officer | Option | 34,000 | $9.86 |
| Jun 23, 2026 | Khara Rahulofficer: Chief Legal Officer | Sell | 500 | $71.62 |
| Jun 23, 2026 | Khara Rahulofficer: Chief Legal Officer | Sell | 1,600 | $70.73 |
| Jun 23, 2026 | Khara Rahulofficer: Chief Legal Officer | Sell | 5,400 | $69.94 |
| Jun 23, 2026 | Khara Rahulofficer: Chief Legal Officer | Option | 7,500 | $14.69 |
| Jun 23, 2026 | AHMED NADIMdirector | Grant | 5,176 | $70.79 |
| Jun 18, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Option | 5,261 | $9.86 |
| Jun 18, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Option | 13,351 | $9.86 |
| Jun 18, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Sell | 11,651 | $68.76 |
| Jun 18, 2026 | Yu Jonathan Yen-Wenofficer: Chief Operating Officer | Sell | 6,961 | $69.92 |
| Apr 15, 2026 | Savage William Jacobofficer: Chief Medical Officer | Sell | 2,200 | $66.81 |
| Apr 15, 2026 | Franchi Jean M.officer: Chief Financial Officer | Sell | 6,257 | $69.24 |
| Apr 15, 2026 | Franchi Jean M.officer: Chief Financial Officer | Sell | 400 | $69.00 |
| Apr 15, 2026 | Savage William Jacobofficer: Chief Medical Officer | Sell | 3,531 | $66.12 |
Source: IRON SEC Form 4 filings, latest Jun 30, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their IRON positions over the last 6 months (SEC Form 13F).
Increased
171
New positions
90
Reduced
92
Sold out
54
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 5.6M | May 15, 2026 |
| FMR LLC | Increased | 5.5M | Feb 17, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 2.8M | May 15, 2026 |
| RA CAPITAL MANAGEMENT, L.P. | Increased | 2.5M | May 15, 2026 |
| BLACKROCK, INC. | Increased | 2.3M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 2.3M | May 13, 2026 |
| RA CAPITAL MANAGEMENT, L.P. | Increased | 2.0M | Feb 17, 2026 |
| WOODLINE PARTNERS LP | Increased | 1.9M | May 15, 2026 |
| VANGUARD GROUP INC | Increased | 1.8M | Jan 29, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 1.7M | May 15, 2026 |
| STATE STREET CORP | Increased | 1.7M | May 15, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 1.7M | Feb 17, 2026 |
| JPMORGAN CHASE & CO | Increased | 1.6M | Feb 11, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Reduced | 1.5M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 1.5M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.