Bitterman Kevin's Form 4 filing
Disc Medicine, Inc. (IRON) · filed Dec 16, 2025
- Accession no.
- 0001104659-25-121740
- Filed
- Dec 16, 2025
- Trade date
- Dec 12-16, 2025
- Filing delay
- 4 days
- Rule 10b5-1 plan
- Not checked
This filing lists 20 non-derivative transactions and 1 derivative transaction. Open-market sales total $16.9M. It was filed 4 days after the trade.
Reporting owners
A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.
| Owner | Relationship to the company |
|---|---|
| Bitterman KevinCIK 0001591747 | Director |
Non-derivative securities (Table I)
Acquisitions and disposals of common stock and similar shares, one row per line on the filing.
| Trade date | Security | Transaction | Shares | Price | Value | Shares after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 12, 2025 | Common Stock | SSaleDisposed | −16,403 | $92.05F1 | −$1,509,896.15 | 425,633 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −3,852 | $92.58F3 | −$356,618.16 | 421,781 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −3,446 | $93.80F4 | −$323,234.8 | 418,335 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −8,527 | $92.05F1 | −$784,910.35 | 377,022 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −2,005 | $92.58F3 | −$185,622.9 | 375,017 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −1,793 | $93.80F4 | −$168,183.4 | 373,224 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −6,570 | $92.05F1 | −$604,768.5 | 44,430 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −1,540 | $92.58F3 | −$142,573.2 | 42,890 | Indirect | |
| Dec 12, 2025 | Common Stock | SSaleDisposed | −1,371 | $93.80F4 | −$128,599.8 | 41,519 | Indirect | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −28,913 | $91.18F7 | −$2,636,287.34 | 389,422 | Indirect | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −3,921 | $92.01F8 | −$360,771.21 | 385,501 | Indirect | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −14,811 | $91.18F7 | −$1,350,466.98 | 358,413 | Indirect | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −2,049 | $92.01F8 | −$188,528.49 | 356,364 | Indirect | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −11,427 | $91.18F7 | −$1,041,913.86 | 30,092 | Indirect | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −1,572 | $92.01F8 | −$144,639.72 | 28,520 | Indirect | |
| Dec 15, 2025 | Common Stock | MOption exerciseAcquired | +7,000 | $13.50 | +$94,500 | 7,000 | Direct | |
| Dec 15, 2025 | Common Stock | SSaleDisposed | −7,000 | $91.87F9 | −$643,090 | 0 | Direct | |
| Dec 16, 2025 | Common Stock | SSaleDisposed | −35,898 | $91.24F10 | −$3,275,333.52 | 349,603 | Indirect | |
| Dec 16, 2025 | Common Stock | SSaleDisposed | −18,666 | $91.24F10 | −$1,703,085.84 | 337,698 | Indirect | |
| Dec 16, 2025 | Common Stock | SSaleDisposed | −14,359 | $91.24F10 | −$1,310,115.16 | 14,161 | Indirect |
Derivative securities (Table II)
Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.
| Trade date | Security | Transaction | Underlying shares | Unit price | Value | Held after | Ownership | Flags |
|---|---|---|---|---|---|---|---|---|
| Dec 15, 2025 | Common Stock | MOption exerciseDisposed | −7,000 | $0.00 | $0 | 0 | Direct |
Footnotes and remarks
Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.
- F1
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.5289 to $92.4325 inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (3), (4), (7), (8), (9) and (10).
Referenced by the price of 3 transactions in Table I.
- F3
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.52 to $93.3796 inclusive.
Referenced by the price of 3 transactions in Table I.
- F4
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $93.52 to $94.255 inclusive.
Referenced by the price of 3 transactions in Table I.
- F7
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.00 to $91.99 inclusive.
Referenced by the price of 3 transactions in Table I.
- F8
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $92.00 to $92.48 inclusive.
Referenced by the price of 3 transactions in Table I.
- F9
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.79 to $91.95 inclusive.
Referenced by the price of 1 transaction in Table I.
- F10
The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $91.00 to $91.705 inclusive.
Referenced by the price of 3 transactions in Table I.