Monitor for the actual execution of this sale on Form 4. A completed sale by a director/officer of this size (approx. $2M) could signal a modest overhang, but the stock's strong recent performance and high institutional ownership suggest limited downside. Watch for any subsequent insider buying or changes in company guidance.
Price Chart
Executive Summary
Christopher Peetz, an officer and director of Mirum Pharmaceuticals, filed a Form 144 notice of intent to sell 20,000 shares of common stock, with an estimated aggregate market value of approximately $1,978,346. This filing signals a planned sale by a key insider, though it is an advance notice of intent and the sale may not be executed. The filing provides no details on the reason for the sale, but the timing and insider status warrant attention.
Key Facts
- Christopher Peetz (officer and director) filed a Form 144 to sell 20,000 shares of common stock.
- Estimated aggregate market value of the proposed sale is approximately $1,978,346.
- The filing date is August 10, 2026, and the sale is intended to be executed on the same date.
- The shares to be sold are from a stock option exercise on August 10, 2026.
- Peetz has not sold any other securities in the past 3 months.
Financial Impact
Proposed sale of 20,000 shares valued at approximately $1.98 million.
Risk Factors
- Insider sale may signal lack of confidence or personal liquidity needs.
- Sale of 20,000 shares could represent a meaningful portion of Peetz's holdings, though exact percentage is not disclosed.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001950047-26-007862 |
| Document: 0001950047-26-007862-index.html | 0001950047-26-007862 |
| Document: 0001950047-26-007862.txt | 0001950047-26-007862 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 19, 2026 6w ago | Insider Cluster | $102.24 $98.82 | ▼ −3.35% | ▼ −1.39% | $82.58 (−19.23%) |
Aug 12, 2026 7w ago | Insider Cluster | $98.97 $100.61 | ▲ +1.66% | ▲ +3.55% | $82.58 (−16.56%) |
Aug 11, 2026 7w ago | Insider Cluster | $98.97 $100.61 | ▼ −1.66% | ▼ −3.55% | $82.58 (+16.56%) |
Aug 10, 2026 7w ago | 144 | $98.23 $98.30 | ▲ +0.07% | ▲ +1.13% | $82.58 (−15.93%) |
Aug 5, 2026 8w ago | 8-K | $94.12 $100.63 | ▲ +6.92% | ▲ +6.32% | $82.58 (−12.26%) |
Jul 8, 2026 12w ago | Insider Cluster | $128.57 $105.79 | ▼ −17.72% | ▼ −20.99% | $82.58 (−35.77%) |
Jun 11, 2026 16w ago | Institutional Cluster | $99.54 $127.70 | ▲ +28.29% | ▲ +26.40% | $82.58 (−17.04%) |
Jun 10, 2026 16w ago | Insider Cluster | $94.00 $127.70 | ▲ +35.85% | ▲ +32.23% | $82.58 (−12.15%) |
Jun 2, 2026 17w ago | Insider Cluster | $91.84 $125.59 | ▲ +36.76% | ▲ +37.76% | $82.58 (−10.08%) |
Jun 1, 2026 17w ago | 144 | $92.17 $120.46 | ▲ +30.69% | ▲ +32.26% | $82.58 (−10.40%) |
US Market Status
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