The sales are mechanically linked to option exercises and are not a signal of deteriorating fundamentals. Monitor the next 10-Q for any changes in business outlook or guidance that could prompt further insider selling.
Price Chart
Executive Summary
CEO Martine Rothblatt and EVP Paul Mahon sold a combined $558K in open-market shares on October 15-16, 2026. The sales follow large derivative exercises by both insiders on October 15, indicating the sales are primarily for tax withholding and liquidity following option exercises, not a bearish signal.
Key Financial Metrics
Key Facts
- CEO Martine Rothblatt sold 240 shares at $530.48 on October 16, 2026, for $127K
- EVP & General Counsel Paul Mahon sold 791 shares at $544.85 on October 15, 2026, for $431K
- Both insiders exercised large derivative positions on October 15: Rothblatt exercised 9,500 options at $117.76, Mahon exercised 8,300 options at $146.03 and 8,300 options at $0
- Total open-market sales in the cluster: $558K, representing approximately 0.02% of market cap (based on ~$326M market cap)
- The sales are directly tied to derivative exercises and are routine for tax/vesting purposes
Financial Impact
Total open-market sales of $558K, or ~0.17% of market cap, are immaterial
Risk Factors
- Insider selling could accelerate if the stock price continues to rise, but this cluster is routine
- No evidence of a material negative catalyst behind the sales
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-UTHR-1792468536203 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 23, 2026 3d ago | Insider Cluster | $587.50 | awaiting T+5 | — | $584.92 (−0.44%) |
Oct 22, 2026 5d ago | 8-K | $584.79 | awaiting T+5 | — | $584.92 (+0.02%) |
Oct 22, 2026 5d ago | Insider Cluster | $587.50 | awaiting T+5 | — | $584.92 (+0.44%) |
Oct 21, 2026 5d ago | Insider Cluster | $584.79 | awaiting T+5 | — | $584.92 (+0.02%) |
Oct 20, 2026 6d ago | Insider Cluster | $563.49 | awaiting T+5 | — | $584.92 (+3.80%) |
Oct 19, 2026 8d ago | Insider Cluster | $553.88 | awaiting T+5 | — | $584.92 (+5.60%) |
Oct 16, 2026 10d ago | Insider Cluster | $543.15 $592.84 | ▲ +9.15% | ▲ +9.29% | $584.92 (+7.69%) |
Oct 14, 2026 13d ago | 8-K | $540.03 $563.49 | ▲ +4.34% | ▲ +3.89% | $584.92 (+8.31%) |
Oct 5, 2026 21d ago | Insider Cluster | $541.62 $543.40 | ▼ −0.33% | ▼ −0.47% | $584.92 (−7.99%) |
Oct 2, 2026 24d ago | Insider Cluster | $536.40 $550.10 | ▲ +2.55% | ▲ +2.13% | $584.92 (+9.05%) |
US Market Status
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