InsiderTrades

Form 4 for MIRM Mirum Pharmaceuticals, Inc.

Accepted 2026-02-03 00:00:00 ET · period of report 2026-01-31 · accession 0001974200-26-000006 · 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 2026-02-03 2026-02-02 MIRM Howe Jolanda SVP, Gbl Ctrl S - Sale+OE $103.30 -968 4,503 -18% -$100.0K
D 2026-02-03 2026-01-31 MIRM Howe Jolanda SVP, Gbl Ctrl M - OptEx — +1,771 5,471 +48% —
D 2026-02-03 2026-01-31 MIRM Howe Jolanda SVP, Gbl Ctrl M - OptEx $0.00 -1,771 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-02-02 S D 968 $103.30 4,503 D — —
2 Common Common Stock 2026-01-31 M A 1,771 — 5,471 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).
3 Derivative Restricted Stock Units 2026-01-31 M D 1,771 $0.00 0 D — · — to — 1,771 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). (F3) The restricted stock units vest in a series of three successive equal annual installments beginning January 31, 2024. 1,772 shares vested on January 31, 2024 ; 1,772 shares vested January 31, 2025 and the remaining 1,771 shares will vest on January 31, 2026.