Form 4 for INSM INSMED Inc
Accepted 2025-09-15 00:00:00 ET · period of report 2025-09-12 · accession 0001401017-25-000010 · 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 | 2025-09-15 | 2025-09-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | S - Sale+OE | $145.45 | -76.5K | 36.5K | -68% | -$11.13M |
| D | 2025-09-15 | 2025-09-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | M - OptEx | $23.75 | +56.5K | 113.0K | +100% | +$1.34M |
| D | 2025-09-15 | 2025-09-12 | INSM | Schaeffer Orlov S Nicole | Chief People Strategy Off | M - OptEx | $0.00 | -56.5K | 0 | -100% | $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 | 2025-09-12 | S | D | 7,304 | $146.57 | 42,619 | D | — | — | (F4) This is the weighted average sales price representing 7,304 shares sold at prices ranging from $146.08 to $147.06 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 | 2025-09-12 | S | D | 30,967 | $145.67 | 49,923 | D | — | — | (F3) This is the weighted average sales price representing 30,967 shares sold at prices ranging from $145.06 to $146.02 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 | 2025-09-12 | S | D | 32,091 | $144.60 | 80,890 | D | — | — | (F2) This is the weighted average sales price representing 32,091 shares sold at prices ranging from $144.06 to $145.05 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 | 2025-09-12 | S | D | 6,158 | $147.46 | 36,461 | D | — | — | (F5) This is the weighted average sales price representing 6,158 shares sold at prices ranging from $147.12 to $148.00 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 | 2025-09-12 | M | A | 56,520 | $23.75 | 112,981 | D | — | — | |
| 6 | Derivative | Stock Option (right to buy) | 2025-09-12 | M | D | 56,520 | $0.00 | 0 | D | $23.75 · — to 2030-01-03 | 56,520 Common Stock | (F6) The options became exercisable based on the following vesting schedule: 25% vested on the first anniversary of the grant date and an additional 12.5% vested on each sixth month anniversary date thereafter through the fourth anniversary of the date of grant. All options are currently exercisable. |