Form 4 for MIRM Mirum Pharmaceuticals, Inc.
Accepted 2025-06-02 00:00:00 ET · period of report 2025-05-29 · accession 0001415889-25-015303 · 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 | 2025-06-02 | 2025-05-29 | MIRM | Brege Laura | Dir | M - OptEx | — | +5,703 | 15.7K | +57% | — |
| DM | 2025-06-02 | 2025-05-29 | MIRM | Brege Laura | Dir | A - Grant | $0.00 | +10.2K | 6,268 | New | $0 |
| D | 2025-06-02 | 2025-05-29 | MIRM | Brege Laura | Dir | M - OptEx | $0.00 | -5,703 | 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 | 2025-05-29 | M | A | 5,703 | — | 15,703 | D | — | — | (F1) Each restricted stock unit represents a contingent right to receive one share of common stock (or its cash equivalent, at the discretion of the Issuer). |
| 2 | Derivative | Deferred Stock Units | 2025-05-29 | A | A | 3,977 | $0.00 | 3,977 | D | — · — to — | 3,977 Common Stock | (F4) Each deferred stock unit represents a contingent right to receive one share of the Issuer's common stock and will vest on the first anniversary of the grant date, provided that it will in any case be fully vested on the date of the Issuer's 2026 annual stockholder meeting. Each vested deferred stock unit will be paid out in the Issuer's common stock upon the earliest to occur of (i) a change in control of the Issuer and (ii) within 60 days following separation from service with the Issuer. |
| 3 | Derivative | Stock Option (right to buy) | 2025-05-29 | A | A | 6,268 | $0.00 | 6,268 | D | $44.00 · — to 2035-05-28 | 6,268 Common Stock | (F3) The shares vest on the first anniversary of the grant date, provided that the option will in any case be fully vested on the date of the Issuer's 2026 annual stockholder meeting. |
| 4 | Derivative | Restricted Stock Units | 2025-05-29 | M | D | 5,703 | $0.00 | 0 | D | — · — to — | 5,703 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of common stock (or its cash equivalent, at the discretion of the Issuer). (F2) The restricted stock unit vests on the first anniversary of the grant date, provided that it will in any case be fully vested on the date of the Issuer's 2025 annual stockholder meeting. |