Form 4 for MIRM Mirum Pharmaceuticals, Inc.
Accepted 2026-06-02 19:50:14 ET · period of report 2026-06-01 · accession 0001614740-26-000010 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-06-02 19:50 | 2026-06-01 | MIRM | Peetz Christopher | CEO, Dir | M - OptEx | $2.94 | +30.0K | 224.3K | +15% | +$88.1K |
| DMT | 2026-06-02 19:50 | 2026-06-01 | MIRM | Peetz Christopher | CEO, Dir | S - Sale+OE | $95.84 | -30.0K | 194.3K | -13% | -$2.88M |
| DT | 2026-06-02 19:50 | 2026-06-01 | MIRM | Peetz Christopher | CEO, Dir | M - OptEx | $0.00 | -30.0K | 128.5K | -19% | $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 | 2026-06-01 | M | A | 30,000 | $2.94 | 224,309 | D | — | — | |
| 2 | Common | Common Stock | 2026-06-01 | S | D | 2,602 | $94.64 | 221,707 | D | — | — | (F1) Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted by the reporting person on March 2, 2026. (F2) The weighted average sale price for the transaction reported was $94.64, and the range of prices were between $93.90 and $94.895. 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 | Common | Common Stock | 2026-06-01 | S | D | 16,595 | $95.34 | 205,112 | D | — | — | (F1) Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted by the reporting person on March 2, 2026. (F3) The weighted average sale price for the transaction reported was $95.34, and the range of prices were between $94.91 and $95.91. 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. |
| 4 | Common | Common Stock | 2026-06-01 | S | D | 6,926 | $96.15 | 198,186 | D | — | — | (F1) Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted by the reporting person on March 2, 2026. (F4) The weighted average sale price for the transaction reported was $96.15, and the range of prices were between $95.92 and $96.8675. 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. |
| 5 | Common | Common Stock | 2026-06-01 | S | D | 1,973 | $97.56 | 196,213 | D | — | — | (F1) Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted by the reporting person on March 2, 2026. (F5) The weighted average sale price for the transaction reported was $97.56, and the range of prices were between $96.98 and $97.94. 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. |
| 6 | Common | Common Stock | 2026-06-01 | S | D | 1,021 | $98.20 | 195,192 | D | — | — | (F1) Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted by the reporting person on March 2, 2026. (F6) The weighted average sale price for the transaction reported was $98.20, and the range of prices were between $98.00 and $98.38. 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. |
| 7 | Common | Common Stock | 2026-06-01 | S | D | 883 | $99.66 | 194,309 | D | — | — | (F1) Reported transaction occurred pursuant to a Rule 10b5-1 Plan adopted by the reporting person on March 2, 2026. (F7) The weighted average sale price for the transaction reported was $99.66, and the range of prices were between $99.55 and $99.79. 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. |
| 8 | Derivative | Employee Stock Option (right to buy) | 2026-06-01 | M | D | 30,000 | $0.00 | 128,487 | D | $2.94 · — to 2029-03-11 | 30,000 Common Stock | (F8) The stock option is fully vested. |