Monitor whether the sale is executed and if other insiders follow with similar sales; a cluster of insider selling could signal insider sentiment. The filing itself is a routine intent notice with no immediate read-through.
Price Chart
Executive Summary
Director Jon Congleton filed a Form 144 notice of intent to sell 75,000 shares of Mineralys Therapeutics common stock, with an estimated aggregate market value of approximately $1.9 million. The shares were acquired through vesting of restricted stock unit awards between January 2025 and January 2026. The filing signals a planned sale by an insider but does not guarantee execution.
Key Facts
- Director Jon Congleton filed Form 144 to sell 75,000 shares of MLYS common stock.
- Estimated aggregate market value of proposed sale: approximately $1.9 million based on recent market price.
- Shares were acquired through vesting of RSU awards granted under issuer equity compensation plan.
- Proposed sale is a routine insider sale notice; sale may not occur.
- Filing date: September 30, 2026.
Financial Impact
Proposed sale of 75,000 shares valued at approximately $1.9 million.
Risk Factors
- Insider sale may signal potential insider concern if executed ahead of upcoming catalysts.
- No guarantee sale will occur; filing is only intent.
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001964306-26-000459 |
| Document: 0001964306-26-000459-index.html | 0001964306-26-000459 |
| Document: 0001964306-26-000459.txt | 0001964306-26-000459 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 29, 2026 today | 8-K | $21.64 | awaiting T+20 | awaiting T+20 | $21.24 (−1.85%) |
Oct 28, 2026 1d ago | Press Release | $21.38 | awaiting T+20 | awaiting T+20 | $21.24 (−0.65%) |
Oct 20, 2026 9d ago | 3 | $21.10 | awaiting T+20 | awaiting T+20 | $21.24 (+0.66%) |
Oct 20, 2026 9d ago | 3 | $21.10 | awaiting T+20 | awaiting T+20 | $21.24 (+0.66%) |
Oct 19, 2026 10d ago | 8-K | $21.58 | awaiting T+20 | awaiting T+20 | $21.24 (−1.58%) |
Oct 13, 2026 16d ago | 144 | $20.76 | awaiting T+20 | awaiting T+20 | $21.24 (+2.31%) |
Sep 30, 2026 29d ago | 144 | $23.72 $21.24 | ▼ −10.46% | ▼ −11.16% | $21.24 (−10.46%) |
Sep 29, 2026 4w ago | Press Release | $25.13 $21.13 | ▼ −15.92% | ▼ −16.84% | $21.24 (−15.48%) |
Sep 24, 2026 5w ago | Insider Cluster | $25.86 $20.55 | ▲ +20.53% | ▲ +19.06% | $21.24 (+17.87%) |
Sep 22, 2026 5w ago | Insider Cluster | $26.89 $21.10 | ▼ −21.53% | ▼ −22.22% | $21.24 (−21.01%) |
US Market Status
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