SEC Form 4 · accession 0001193125-26-290891
Disc Medicine, Inc. · IRON
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Jonathan Yen-Wen Yu
Officer — Chief Operating Officer
Period of report
Jun 26, 2026
Accepted (ET)
Jun 30, 2026 · 5:45 pm EDT
Rule 10b5-1 plan
yes — trade under a plan
Issuer CIK
0001816736
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common Stock | Jun 26, 2026 | M | 300 | $13.50 | A | 54,624 | D | |
| Common Stock | Jun 26, 2026 | S | 300 | $72.50 | D | 54,324 | D |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Stock Option (Right to Buy)F2 | $13.50 | Jun 26, 2026 | M | 300 | D | — | Dec 28, 2032 | Common Stock | 300 | 23,847 | D |
Explanation of responses
- F1These transactions were effected by the Reporting Person pursuant to a Rule 10b5-1 trading plan adopted on March 17, 2026.
- F2The shares underlying this option vest in 48 equal monthly installments following December 29, 2022, subject to the Reporting Person's continued service on each such vesting date.