The CEO's open-market buy is psychologically positive but economically negligible at ~3.5 bps of market cap. The associated derivative exercises and small sells are routine tax- and gift-related transactions. Per historical calibration, this cluster's score band has ~30% observed up-move rate at T+20 with a net negative alpha. No actionable trading signal — monitor for material share accumulation thresholds before reading directionally.
Price Chart
Executive Summary
CEO Martine Rothblatt made a $864K open-market purchase of 1,500 shares at $575.96 on 2026-05-26, alongside derivative exercises, small associated sales, and gifts. CFO James Edgemond and EVP Paul Mahon executed small open-market sells ($14K and $61K respectively) tied to derivative exercises. The net direction is mixed, but the CEO's open-market buy is the dominant signal by dollar value and seniority — representing 0.004% of UTHR's $24.6B market cap, well below the 0.1% materiality threshold. The cluster is economically trivial relative to company size.
Key Financial Metrics
Key Facts
- CEO Martine Rothblatt purchased 1,500 shares for $864K on 2026-05-26 at $575.96
- Rothblatt also exercised derivative options (non-cash) and gifted 11,069 shares on the same day
- CFO Edgemond sold 25 shares for $14K on 2026-05-26 (tax-related sell from derivative exercise)
- EVP Mahon sold 110 shares for $61K on 2026-05-21 (tax-related sell from derivative exercise)
- Total open-market cash value of the cluster is ~$939K, ~0.004% of UTHR's $24.6B market cap
- All non-CEO sells are de minimis and associated with derivative exercises (tax withholding pattern)
- Historical calibration data shows weak predictive track record for prior UTHR reports (25% win rate at T+20)
Financial Impact
CEO's $864K open-market purchase is 0.004% of $24.6B market cap; total cluster cash flows represent ~$939K. Economically trivial.
Risk Factors
- CEO's buy is small relative to her existing holdings and company size — cannot extrapolate signal
- Cluster includes derivative exercises and gifts that are non-informative cash-flow events
- Historical UTHR insider cluster reports have shown weak predictive performance (25% T+20 win rate)
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-UTHR-1779914015381 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 15, 2026 17d ago | Insider Cluster | $500.35 $497.31 | ▼ −0.61% | ▼ −2.72% | $573.51 (+14.62%) |
Sep 11, 2026 21d ago | Insider Cluster | $497.11 $494.63 | ▼ −0.50% | ▼ −0.28% | $573.51 (+15.37%) |
Sep 10, 2026 22d ago | Insider Cluster | $503.86 $497.27 | ▼ −1.31% | ▼ −0.81% | $573.51 (+13.82%) |
Sep 9, 2026 23d ago | Insider Cluster | $506.82 $498.48 | ▼ −1.65% | ▼ −0.99% | $573.51 (+13.16%) |
Sep 4, 2026 28d ago | Insider Cluster | $487.61 $502.70 | ▲ +3.09% | ▲ +4.30% | $573.51 (+17.62%) |
Sep 3, 2026 29d ago | Insider Cluster | $488.16 $497.11 | ▲ +1.83% | ▲ +2.98% | $573.51 (+17.48%) |
Aug 28, 2026 5w ago | Insider Cluster | $515.46 $487.61 | ▼ −5.40% | ▼ −5.51% | $573.51 (+11.26%) |
Aug 27, 2026 5w ago | Insider Cluster | $527.91 $492.02 | ▼ −6.80% | ▼ −6.03% | $573.51 (+8.64%) |
Aug 26, 2026 5w ago | Insider Cluster | $516.68 $492.02 | ▼ −4.77% | ▼ −4.65% | $573.51 (+11.00%) |
Aug 25, 2026 5w ago | Insider Cluster | $516.68 $492.02 | ▼ −4.77% | ▼ −4.65% | $573.51 (+11.00%) |
US Market Status
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