Form 4 for INSM INSMED Inc
Accepted 2025-06-25 00:00:00 ET · period of report 2025-06-23 · accession 0001628280-25-033020 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2025-06-25 | 2025-06-23 | INSM | Bonstein Sara | CFO | S - Sale+OE | $101.78 | -57.8K | 102.2K | -36% | -$5.88M |
| DM | 2025-06-25 | 2025-06-23 | INSM | Bonstein Sara | CFO | M - OptEx | $19.16 | +47.9K | 138.7K | +53% | +$917.5K |
| DM | 2025-06-25 | 2025-06-23 | INSM | Bonstein Sara | CFO | M - OptEx | $0.00 | -47.9K | 99.0K | -33% | $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 | 2025-06-23 | S | D | 8,661 | $102.15 | 93,536 | D | — | — | (F3) This is the weighted average sales price representing 8,661 shares sold at prices ranging from $102.04 to $102.61 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 | 2025-06-23 | M | A | 12,636 | $19.74 | 151,301 | D | — | — | |
| 3 | Common | Common Stock | 2025-06-23 | M | A | 35,253 | $18.95 | 138,665 | D | — | — | |
| 4 | Common | Common Stock | 2025-06-23 | S | D | 49,104 | $101.71 | 102,197 | D | — | — | (F2) This is the weighted average sales price representing 49,104 shares sold at prices ranging from $101.04 to $102.03 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 | Derivative | Stock Option (right to buy) | 2025-06-23 | M | D | 12,636 | $0.00 | 25,124 | D | $19.74 · — to 2033-01-05 | 12,636 Common Stock | (F4) 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. |
| 6 | Derivative | Stock Option (right to buy) | 2025-06-23 | M | D | 35,253 | $0.00 | 99,007 | D | $18.95 · — to 2033-05-11 | 35,253 Common Stock | (F4) 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. |