Form 4 for INSM INSMED Inc
Accepted 2026-05-22 16:25:21 ET · period of report 2026-05-22 · accession 0001870278-26-000015 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T | 2026-05-22 16:25 | 2026-05-22 | INSM | Smith Michael Alexander | CLO | S - Sale | $108.47 | -6,149 | 41.6K | -13% | -$667.0K |
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 | 2026-05-22 | S | D | 6,149 | $108.47 | 41,613 | D | — | — | (F1) This transaction was effected pursuant to a 10b5-1 trading plan adopted by the Reporting Person on November 7, 2025, in accordance with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended. |