Form 4 for MIRM Mirum Pharmaceuticals, Inc.
Accepted 2025-09-10 00:00:00 ET · period of report 2025-09-08 · accession 0001415889-25-024128 · 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 | 2025-09-10 | 2025-09-08 | MIRM | Ramasastry Saira | Dir | M - OptEx | $23.51 | +17.0K | 17.0K | New | +$399.7K |
| D | 2025-09-10 | 2025-09-08 | MIRM | Ramasastry Saira | Dir | S - Sale+OE | — | -17.0K | 0 | -100% | — |
| D | 2025-09-10 | 2025-09-08 | MIRM | Ramasastry Saira | Dir | M - OptEx | $0.00 | -17.0K | 17.0K | -50% | $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 | 2025-09-08 | M | A | 17,000 | $23.51 | 17,000 | D | — | — | |
| 2 | Common | Common Stock | 2025-09-08 | S | D | 17,000 | — | 0 | D | — | — | (F1) The weighted average sale price for the transaction reported was $77.042178, and the range of prices were between $76.835 and $77.29. Upon request by the SEC staff, the Issuer, or any security holder of the Issuer, full information regarding the number of shares sold at each separate price will be provided. |
| 3 | Derivative | Stock Option (right to buy) | 2025-09-08 | M | D | 17,000 | $0.00 | 17,000 | D | $23.51 · — to 2032-06-01 | 17,000 Common Stock | (F2) The stock option is fully vested. |