Form 4 for MIRM Mirum Pharmaceuticals, Inc.
Accepted 2026-08-19 18:19:30 ET · period of report 2026-08-18 · accession 0001974200-26-000012 · 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 | 2026-08-19 18:19 | 2026-08-18 | MIRM | Howe Jolanda | SVP, Gbl Ctrl | M - OptEx | $6.27 | +40.0K | 41.3K | +3,140% | +$250.8K |
| D | 2026-08-19 18:19 | 2026-08-18 | MIRM | Howe Jolanda | SVP, Gbl Ctrl | S - Sale+OE | $100.00 | -40.0K | 1,274 | -97% | -$4.00M |
| D | 2026-08-19 18:19 | 2026-08-18 | MIRM | Howe Jolanda | SVP, Gbl Ctrl | M - OptEx | $0.00 | -40.0K | 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 | 2026-08-18 | M | A | 40,000 | $6.27 | 41,274 | D | — | — | |
| 2 | Common | Common Stock | 2026-08-18 | S | D | 40,000 | $100.00 | 1,274 | D | — | — | |
| 3 | Derivative | Employee Stock Option (right to buy) | 2026-08-18 | M | D | 40,000 | $0.00 | 0 | D | $6.27 · — to 2029-05-13 | 40,000 Common Stock | (F1) The stock option is fully vested. |