Form 4: Mirum Pharmaceuticals CEO Reports Stock Transaction
Insider Transaction (Form 4)
Christopher Peetz, CHIEF EXECUTIVE OFFICER and a Director of Mirum Pharmaceuticals, Inc., reported multiple transactions in common stock on October 6, 2026.
Summary
- Option exercise/conversion: acquired 5,305 Common Stock at $19.19 ($101,803) on October 6, 2026; holds 199,745 after (Direct).
- Option exercise/conversion: acquired 6,892 Common Stock at $15.87 ($109,376) on October 6, 2026; holds 206,637 after (Direct).
- Option exercise/conversion: disposed of 5,305 Employee Stock Option (right to buy) on October 6, 2026; holds 169,695 after (Direct).
- Option exercise/conversion: disposed of 6,892 Employee Stock Option (right to buy) on October 6, 2026; holds 233,108 after (Direct).
Sentiment
Score: 5
Explanation: StockSavvy.ai views this as routine: the reported changes are grants, option exercises, tax withholding or similar administrative transactions, which carry limited directional signal.
Insider Transactions
Christopher Peetz — Director, Officer (CHIEF EXECUTIVE OFFICER)
| Date | Transaction | Security | Shares | Price | Value | Held After |
|---|---|---|---|---|---|---|
| 2026-10-06 | Option exercise/conversion | Common Stock | 5,305 | $19 | $101.8K | 199,745 |
| 2026-10-06 | Option exercise/conversion | Common Stock | 6,892 | $16 | $109.4K | 206,637 |
| 2026-10-06 | Option exercise/conversion | Employee Stock Option (right to buy) | 5,305 | — | — | 169,695 |
| 2026-10-06 | Option exercise/conversion | Employee Stock Option (right to buy) | 6,892 | — | — | 233,108 |
Key Dates
| Date | Description |
|---|---|
| 2026-10-06 | Option exercise/conversion (5,305 shares) |
| 2026-10-06 | Option exercise/conversion (6,892 shares) |
| 2026-10-06 | Option exercise/conversion (5,305 shares) |
| 2026-10-06 | Option exercise/conversion (6,892 shares) |
Keywords
insider transaction, Form 4, MIRM, Mirum Pharmaceuticals, Inc., neutral, Christopher Peetz
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