Mirum Pharmaceuticals, Inc. (MIRM) is a publicly traded company in the Unknown sector. Across all available filings, 34 corporate insiders have executed 279 transactions totaling $153.3M, demonstrating a bullish sentiment with $82.8M in net insider flow. The most recent transaction on Feb 2, 2026 involved a sale of 968 shares valued at $100.0K.
No significant insider buying has been recorded for MIRM in the recent period.
No significant insider selling has been recorded for MIRM in the recent period.
Based on recent SEC filings, insider sentiment for MIRM is bullish with an Insider Alignment Score of 77/100 and a net flow of $82.8M. Insiders are accumulating shares, which historically signals confidence in the company's future performance.
Insider trading at Mirum Pharmaceuticals, Inc. (MIRM) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 34 insiders are actively trading MIRM stock, having executed 279 transactions in the past 90 days. The most active insider is Michael G. Grey (Executive), who has made 15 transactions totaling $13.0M.
Get notified when executives and directors at MIRM file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Feb 2, 2026 | Howe Jolanda | SVP, GLOBAL CONTROLLER | Sale | 968 | $103.30 | $100.0K | |
| Feb 2, 2026 | Peetz Christopher | Executive | Sale | 9,108 | $103.30 | $940.9K | Large |
| Feb 2, 2026 | Radovich Peter | PRESIDENT AND COO | Sale | 2,631 | $103.30 | $271.8K | C-Suite |
| Jan 31, 2026 | Howe Jolanda | SVP, GLOBAL CONTROLLER | Option Exercise | 1,771 | $N/A | $0 | |
| Jan 31, 2026 | Howe Jolanda | SVP, GLOBAL CONTROLLER | Option Exercise | 1,771 | $N/A | $0 | |
| Jan 22, 2026 | Peetz Christopher | Executive | Sale | 7,098 | $93.33 | $662.4K | Large |
| Jan 22, 2026 | Radovich Peter | PRESIDENT AND COO | Sale | 2,382 | $93.33 | $222.3K | C-Suite |
| Jan 22, 2026 | Bjerkholt Eric | CHIEF FINANCIAL OFFICER | Sale | 1,421 | $93.33 | $132.6K | C-Suite |
| Jan 22, 2026 | Quan Joanne | CHIEF MEDICAL OFFICER | Sale | 1,822 | $93.33 | $170.0K | |
| Jan 22, 2026 | Howe Jolanda | SVP, GLOBAL CONTROLLER | Sale | 926 | $93.33 | $86.4K | |
| Jan 21, 2026 | Peetz Christopher | Executive | Option Exercise | 12,797 | $N/A | $0 | |
| Jan 21, 2026 | Peetz Christopher | Executive | Option Exercise | 12,797 | $N/A | $0 | |
| Jan 21, 2026 | Radovich Peter | PRESIDENT AND COO | Option Exercise | 4,167 | $N/A | $0 | C-Suite |
| Jan 21, 2026 | Radovich Peter | PRESIDENT AND COO | Option Exercise | 4,167 | $N/A | $0 | C-Suite |
| Jan 21, 2026 | Bjerkholt Eric | CHIEF FINANCIAL OFFICER | Option Exercise | 3,334 | $N/A | $0 | C-Suite |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Purchase(P) | 53 | $118.0M | 75.5% |
Sale(S) | 73 | $35.3M | 22.5% |
Exercise(M) | 45 | $2.7M | 1.7% |
Award(A) | 52 | $459.7K | 0.3% |
Other(J) | 37 | $0 | 0.0% |
Conversion(C) | 19 | $0 | 0.0% |
Insiders at Mirum Pharmaceuticals, Inc. are accumulating shares at an accelerated pace. With 34 insiders making 279 transactions totaling $118.0M in purchases versus $35.3M in sales, the net buying activity of $82.8M signals strong executive confidence. Michael G. Grey (Executive) leads the buying activity with $13.0M in transactions across all time.