Form 4 for INSM INSMED Inc
Accepted 2025-08-06 00:00:00 ET · period of report 2025-08-04 · accession 0001796960-25-000002 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2025-08-06 | 2025-08-04 | INSM | Flammer Martina M.D. | Chief Medical Off | M - OptEx | $19.74 | +8,715 | 91.8K | +10% | +$172.0K |
| D | 2025-08-06 | 2025-08-04 | INSM | Flammer Martina M.D. | Chief Medical Off | S - Sale+OE | $109.50 | -8,715 | 83.1K | -9% | -$954.3K |
| D | 2025-08-06 | 2025-08-04 | INSM | Flammer Martina M.D. | Chief Medical Off | M - OptEx | $0.00 | -8,715 | 26.1K | -25% | $0 |
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 | 2025-08-04 | M | A | 8,715 | $19.74 | 91,826 | D | — | — | |
| 2 | Common | Common Stock | 2025-08-04 | S | D | 8,715 | $109.50 | 83,111 | D | — | — | |
| 3 | Derivative | Stock Option (right to buy) | 2025-08-04 | M | D | 8,715 | $0.00 | 26,145 | D | $19.74 · — to 2033-01-05 | 8,715 Common Stock | (F2) The options become exercisable based on the following vesting schedule: 25% vest on the first anniversary of the grant date and an additional 12.5% vest on each sixth month anniversary date thereafter through the fourth anniversary of the date of grant. |