Disc Medicine, Inc.
IRON
34 insider filings · Latest: Aug 12, 2026
Common Stock Transactions
| Txn Date | Accepted | Insider | Type | Shares | Avg Price | Value | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|---|
| Feb 17, 2026 | Feb 18 1:38 AM | Quisel John D | Proposed Sale | 13,264 | $55.95 | $742.1K | — | View → |
| Jan 20, 2026 | Jan 21 11:55 PM | Rahul KharaChief Legal Officer | Sale | 1,000 | $69.74 | $69.7K | 37,793(D) | View → |
| Jan 2, 2026 | Jan 2 9:30 PM | RAHUL KHARA | Proposed Sale | 7,500 | $79.41 | $595.6K | — | View → |
| Dec 17, 2025 | Dec 18 12:48 AM | AI DMI LLC | Proposed Sale | 50 | $87.49 | $4.4K | — | View → |
| Dec 17, 2025 | Dec 17 10:08 PM | Atlas Venture Fund XII, LP | Proposed Sale | 148 | $91.47 | $13.5K | — | View → |
| Dec 17, 2025 | Dec 17 10:07 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 213 | $91.47 | $19.5K | — | View → |
| Dec 17, 2025 | Dec 17 10:06 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 393 | $91.47 | $35.9K | — | View → |
| Dec 17, 2025 | Dec 17 10:05 PM | Atlas Venture Fund X, LP | Proposed Sale | 818 | $91.47 | $74.8K | — | View → |
| Dec 16, 2025 | Dec 16 11:27 PM | AI DMI LLC | Proposed Sale | 39,769 | $91.47 | $3.6M | — | View → |
| Dec 16, 2025 | Dec 16 10:18 PM | Atlas Venture Opportunity Fund I, LP | Proposed Sale | 10,898 | $92.00 | $1.0M | — | View → |
| Dec 16, 2025 | Dec 16 10:18 PM | Atlas Venture Fund XII, LP | Proposed Sale | 4,359 | $92.00 | $401.0K | — | View → |
| Dec 16, 2025 | Dec 16 10:17 PM | Atlas Venture Opportunity Fund II, LP | Proposed Sale | 5,666 | $92.00 | $521.3K | — | View → |
| Dec 16, 2025 | Dec 16 10:16 PM | Atlas Venture Fund X, LP | Proposed Sale | 22,666 | $92.00 | $2.1M | — | View → |
| Dec 16, 2025 | Dec 16 10:15 PM | Atlas Venture Opportunity Fund I, L.P. | Proposed Sale | 25,000 | $91.47 | $2.3M | — | View → |
| Dec 16, 2025 | Dec 16 10:03 PM | Atlas Venture Fund X, L.P. | Proposed Sale | 52,000 | $91.47 | $4.8M | — | View → |
| Dec 16, 2025 | Dec 16 9:59 PM | Atlas Venture Opportunity Fund II, L.P. | Proposed Sale | 13,000 | $91.47 | $1.2M | — | View → |
| Dec 16, 2025 | Dec 16 9:56 PM | Atlas Venture Associates XII, L.P. | Proposed Sale | 10,000 | $91.47 | $914.7K | — | View → |
| Dec 15, 2025 | Dec 16 12:52 AM | AI DMI LLC | Proposed Sale | 5,843 | $92.00 | $537.6K | — | View → |
| Dec 15, 2025 | Dec 15 11:56 PM | Atlas Venture Opportunity Fund II, L.P. | Proposed Sale | 8,851 | $92.00 | $814.3K | — | View → |
| Dec 15, 2025 | Dec 15 11:56 PM | Atlas Venture Opportunity Fund I, L.P. | Proposed Sale | 17,433 | $92.00 | $1.6M | — | View → |
Stock Options & Derivatives
| Txn Date | Accepted | Insider | Type | Shares | Exercise Price | Shares Owned | Filing |
|---|---|---|---|---|---|---|---|
| Aug 12, 2026 | Aug 14 11:14 PM | Jonathan Yen-Wen YuChief Operating Officer | Option Exercise | 804 | $13.50 | 22,943(D) | View → |
| Aug 6, 2026 | Aug 7 9:32 PM | Rahul KharaChief Legal Officer | Option Exercise | 5,000 | $14.69 | 49,804(D) | View → |
| Jul 13, 2026 | Jul 14 10:32 PM | John D QuiselDirector, Chief Executive Officer | Option Exercise | 33,000 | $13.50 | 124,586(D) | View → |
| Jul 7, 2026 | Jul 9 11:35 PM | Jonathan Yen-Wen YuChief Operating Officer | Option Exercise | 100 | $13.50 | 23,747(D) | View → |
| Jun 29, 2026 | Jun 30 9:49 PM | Rahul KharaChief Legal Officer | Option Exercise | 1,649 | $14.69 | 54,804(D) | View → |
| Jun 26, 2026 | Jun 30 9:49 PM | Rahul KharaChief Legal Officer | Option Exercise | 851 | $14.69 | 56,453(D) | View → |
| Jun 26, 2026 | Jun 30 9:45 PM | Jonathan Yen-Wen YuChief Operating Officer | Option Exercise | 300 | $13.50 | 23,847(D) | View → |
| Jun 22, 2026 | Jun 25 12:34 AM | Jonathan Yen-Wen YuChief Operating Officer | Option Exercise | 9,700 | $13.50 | 24,147(D) | View → |
| Jun 18, 2026 | Jun 23 9:21 PM | Rahul KharaChief Legal Officer | Option Exercise | 7,500 | $14.69 | 57,304(D) | View → |
| Jun 18, 2026 | Jun 23 9:16 PM | John D QuiselDirector, Chief Executive Officer | Option Exercise | 34,000 | $9.86 | 41,375(D) | View → |
| Jun 18, 2026 | Jun 23 9:04 PM | William Richard WhiteDirector | Grant/Award | 6,212 | $70.79 | 6,212(D) | View → |
| Jun 18, 2026 | Jun 23 9:01 PM | Liam RatcliffeDirector | Grant/Award | 6,212 | $70.79 | 6,212(D) | View → |
| Jun 18, 2026 | Jun 23 9:00 PM | Donald William NicholsonDirector | Grant/Award | 6,212 | $70.79 | 6,212(D) | View → |
| Jun 18, 2026 | Jun 23 8:59 PM | Georges GemayelDirector | Grant/Award | 6,212 | $70.79 | 6,212(D) | View → |
| Jun 18, 2026 | Jun 23 8:58 PM | Mark ChinDirector | Grant/Award | 6,212 | $70.79 | 6,212(D) | View → |
| Jun 18, 2026 | Jun 23 8:56 PM | Kevin BittermanDirector | Grant/Award | 6,212 | $70.79 | 6,212(D) | View → |
| Jun 18, 2026 | Jun 23 8:54 PM | Nadim AhmedDirector | Grant/Award | 5,176 | $70.79 | 5,176(D) | View → |
| Jun 16, 2026 | Jun 18 8:43 PM | Jonathan Yen-Wen YuChief Operating Officer | Option Exercise | 18,612 | $9.86 | 31,951(D) | View → |
| Feb 10, 2026 | Feb 12 12:50 AM | Rahul KharaChief Legal Officer | Grant/Award | 25,500 | $74.75 | 25,500(D) | View → |
| Feb 10, 2026 | Feb 12 12:46 AM | Pamela StephensonChief Commercial Officer | Grant/Award | 25,500 | $74.75 | 25,500(D) | View → |
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