Disc Medicine, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Disc Medicine, Inc. (IRON), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are IRON insiders buying or selling?
In the last 12 months, Disc Medicine, Inc. insiders reported 0 open-market purchases ($0) and 33 sales ($102.8M) — net selling of $102.8M. Since October 2020, Trabud has recorded 118 Form 4 filings for IRON: 10 buys ($34.9M) and 108 sells ($368.6M).
Source: SEC EDGAR Form 4
Key Statistics (October 2020 – Sep 15, 2026)
Total Form 4 filings
118
SEC EDGAR
Insider filers
19
Insider buys (10)
$34.9M
Insider sells (108)
$368.6M
Insider sentiment
Net sellingNet insider flow of $333.7M in net selling since October 2020, and $102.8M in net selling over the last 12 months.
Recent IRON insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Sep 15, 2026 | Kevin Bitterman | Director | Sale | 27.1K | $70.11 | $1.9M | SEC ↗ |
| Sep 9, 2026 | Kevin Bitterman | Director | Sale | 1.7K | $79.96 | $135.1K | SEC ↗ |
| Sep 3, 2026 | Kevin Bitterman | Director | Sale | 54.5K | $80.15 | $4.4M | SEC ↗ |
| Aug 27, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 9.1K | $83.10 | $755.9K | SEC ↗ |
| Aug 18, 2026 | John D Quisel | Chief Executive Officer | Sale | 33.0K | $79.15 | $2.6M | SEC ↗ |
| Aug 14, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 804 | $82.64 | $66.4K | SEC ↗ |
| Aug 7, 2026 | Rahul Khara | Chief Legal Officer | Sale | 5.0K | $80.00 | $400.0K | SEC ↗ |
| Jul 14, 2026 | John D Quisel | Chief Executive Officer | Sale | 33.0K | $74.96 | $2.5M | SEC ↗ |
| Jul 9, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 100 | $82.50 | $8.3K | SEC ↗ |
| Jun 30, 2026 | Rahul Khara | Chief Legal Officer | Sale | 2.5K | $75.00 | $187.5K | SEC ↗ |
| Jun 30, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 300 | $72.50 | $21.8K | SEC ↗ |
| Jun 25, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 9.7K | $72.66 | $704.8K | SEC ↗ |
| Jun 23, 2026 | Rahul Khara | Chief Legal Officer | Sale | 7.5K | $70.22 | $526.7K | SEC ↗ |
| Jun 23, 2026 | John D Quisel | Chief Executive Officer | Sale | 34.0K | $70.21 | $2.4M | SEC ↗ |
| Jun 18, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 18.6K | $69.19 | $1.3M | SEC ↗ |
| Apr 15, 2026 | William Jacob Savage | Chief Medical Officer | Sale | 5.7K | $66.38 | $380.4K | SEC ↗ |
| Apr 15, 2026 | Jean M. Franchi | Chief Financial Officer | Sale | 6.7K | $69.23 | $460.8K | SEC ↗ |
| Mar 4, 2026 | William Jacob Savage | Chief Medical Officer | Sale | 7.4K | $65.88 | $486.1K | SEC ↗ |
| Feb 27, 2026 | Jean M. Franchi | Chief Financial Officer | Sale | 353 | $69.06 | $24.4K | SEC ↗ |
| Feb 19, 2026 | Jean M. Franchi | Chief Financial Officer | Sale | 11.2K | $64.51 | $719.7K | SEC ↗ |
| Feb 18, 2026 | Rahul Khara | Chief Legal Officer | Sale | 2.9K | $62.86 | $179.3K | SEC ↗ |
| Feb 18, 2026 | Pamela Stephenson | Chief Commercial Officer | Sale | 5.5K | $62.86 | $347.7K | SEC ↗ |
| Feb 18, 2026 | William Jacob Savage | Chief Medical Officer | Sale | 3.3K | $62.86 | $204.7K | SEC ↗ |
| Feb 18, 2026 | Jonathan Yen-Wen Yu | Chief Operating Officer | Sale | 3.2K | $62.86 | $203.1K | SEC ↗ |
| Feb 18, 2026 | John D Quisel | Chief Executive Officer | Sale | 13.3K | $62.86 | $833.8K | SEC ↗ |
Showing the 25 most recent of 118 Form 4 filings for Disc Medicine, Inc..
Most active IRON insiders
- Kevin Bitterman18 filings
- William Jacob Savage14 filings
- Rahul Khara12 filings
- John D Quisel11 filings
- William Richard White10 filings
Ask anything about IRON insider activity
Use Trabud's AI agent to query Disc Medicine, Inc.'s Form 4 history in plain English — "Show me IRON CEO purchases this year" or compare it against any other ticker.
Open the AI agentIRON insider trading FAQ
Are Disc Medicine, Inc. insiders buying or selling?
In the last 12 months, Disc Medicine, Inc. insiders reported 0 open-market purchases ($0) and 33 sales ($102.8M) — net selling of $102.8M. Since October 2020, Trabud has recorded 118 Form 4 filings for IRON: 10 buys ($34.9M) and 108 sells ($368.6M). Over the full record that is net selling of $333.7M.
How many insiders trade IRON stock?
19 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Disc Medicine, Inc.. The most recent filing was accepted on Sep 15, 2026.
Where does Trabud get IRON insider trading data?
All IRON insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.