Form 4 for INSM INSMED Inc
Accepted 2025-11-18 00:00:00 ET · period of report 2025-11-17 · accession 0001740789-25-000003 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M | 2025-11-18 | 2025-11-17 | INSM | LEE LEO | Dir | S - Sale | $195.90 | -75.0K | 126.5K | -37% | -$14.69M |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2025-11-17 | S | D | 15,174 | $197.40 | 54,677 | D | — | — | (F5) This is the weighted average sales price representing 15,174 shares sold at prices ranging from $197.00 to $197.78 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. |
| 2 | Common | Common Stock | 2025-11-17 | S | D | 14,944 | $195.39 | 93,927 | D | — | — | (F3) This is the weighted average sales price representing 14,944 shares sold at prices ranging from $195.00 to $195.99 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. |
| 3 | Common | Common Stock | 2025-11-17 | S | D | 17,594 | $194.49 | 108,871 | D | — | — | (F2) This is the weighted average sales price representing 17,594 shares sold at prices ranging from $194.00 to $194.99 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. |
| 4 | Common | Common Stock | 2025-11-17 | S | D | 24,076 | $196.61 | 69,851 | D | — | — | (F4) This is the weighted average sales price representing 24,076 shares sold at prices ranging from $196.00 to $196.99 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. |
| 5 | Common | Common Stock | 2025-11-17 | S | D | 3,212 | $193.51 | 126,465 | D | — | — | (F1) This is the weighted average sales price representing 3,212 shares sold at prices ranging from $193.00 to $193.99 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. |