Flammer Martina M.D.'s Form 4 filing
INSMED Inc (INSM) · filed Dec 3, 2025
- Accession no.
- 0001796960-25-000008
- Filed
- Dec 3, 2025
- Trade date
- Dec 1, 2025
- Filing delay
- 2 days
- Rule 10b5-1 plan
- Checked
This filing lists 4 non-derivative transactions and 1 derivative transaction. Open-market sales total $1.84M. It was filed 2 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 |
|---|---|
| Flammer Martina M.D.CIK 0001796960 | Officer (Chief Medical Officer) |
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 1, 2025 | Common Stock | MOption exerciseAcquired | +8,895 | $25.83 | +$229,757.85 | 92,006 | Direct | |
| Dec 1, 2025 | Common Stock | SSaleDisposed | −1,450 | $205.98F2 | −$298,671 | 90,556 | Direct | |
| Dec 1, 2025 | Common Stock | SSaleDisposed | −5,886 | $207.03F3 | −$1,218,578.58 | 84,670 | Direct | |
| Dec 1, 2025 | Common Stock | SSaleDisposed | −1,559 | $207.73F4 | −$323,851.07 | 83,111 | Direct |
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 1, 2025 | Common Stock | MOption exerciseDisposed | −8,895 | $0.00 | $0 | 44,475 | 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.
- F2
This is the weighted average sales price representing 1,450 shares sold at prices ranging from $205.45 to $206.39 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F3
This is the weighted average sales price representing 5,886 shares sold at prices ranging from $206.48 to $207.47 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.
- F4
This is the weighted average sales price representing 1,559 shares sold at prices ranging from $207.49 to $208.17 per share. The Reporting Person undertakes to provide to the SEC staff, the issuer, or a security holder of the issuer the number of shares sold at each price within the price range upon request.
Referenced by the price of 1 transaction in Table I.