These sales are trivial and routine — ignore them. The real risk for KPTI is the $400M shelf registration (200%+ dilution) and cash runway ending late Q3 2026. Watch for an equity offering or partnership announcement as the financing catalyst, not insider trading patterns.
Price Chart
Executive Summary
Six KPTI insiders, including CEO Richard Paulson, sold shares on May 14 (the same day as Q1 earnings), totaling $35,000 in open-market sales. The dollar value is 0.02% of the $185M market cap — well below the 0.1% materiality floor. This is a routine cluster timed to a blackout-window opening, not an informed bearish signal. Separately, a director received a $0 grant of 15,508 shares on May 21 as non-cash compensation.
Key Financial Metrics
Key Facts
- Six insiders, including the CEO and CFO, sold shares on May 14 at $9.50, totaling $35,000.
- Sales represent 0.02% of $185M market cap — immaterial by all proportionality standards.
- Director Barry Greene received a 15,508-share $0 grant on May 21 (non-cash compensation).
- Sales occurred on earnings day (Q1 2026 results filed May 14), consistent with a blackout-window opening.
- Historical calibration shows cluster sell signals at this size have no predictive power for KPTI.
Financial Impact
Total insider sales of $35K, or ~0.02% of market cap; plus $0 non-cash grant
Risk Factors
- $400M shelf registration filed May 4 creates massive potential dilution (~200% of current market cap).
- Cash runway only extends into late Q3 2026 — acute financing risk constrains the stock.
- Phase 3 SENTRY myelofibrosis trial missed a co-primary endpoint, creating pipeline uncertainty.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-KPTI-1779826082813 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 21d ago | 8-K | $1.61 $1.88 | ▼ −16.77% | ▼ −16.99% | $0.8050 (+50.00%) |
Aug 31, 2026 4w ago | 8-K | $2.06 $1.72 | ▼ −16.50% | ▼ −16.36% | $0.8050 (−60.92%) |
Aug 13, 2026 7w ago | 8-K | $1.99 $1.82 | ▲ +8.54% | ▲ +6.58% | $0.8050 (+59.55%) |
Aug 10, 2026 7w ago | Press Release | $1.96 $1.81 | ▼ −7.65% | ▼ −7.61% | $0.8050 (−58.93%) |
Jul 31, 2026 9w ago | 8-K | $1.92 $2.12 | ▲ +10.42% | ▲ +6.91% | $0.8050 (−58.07%) |
Jul 17, 2026 10w ago | 8-K | $7.47 $7.41 | ▼ −0.80% | ▼ −0.38% | $0.8050 (−89.22%) |
May 15, 2026 19w ago | Insider Cluster | $7.14 $8.97 | ▲ +25.63% | ▲ +24.01% | $0.8050 (−88.73%) |
May 15, 2026 19w ago | Insider Cluster | $7.14 $8.97 | ▲ +25.63% | ▲ +24.01% | $0.8050 (−88.73%) |
May 15, 2026 19w ago | Insider Cluster | $7.14 $8.97 | ▼ −25.63% | ▼ −24.01% | $0.8050 (+88.73%) |
May 15, 2026 19w ago | Insider Cluster | $7.14 $8.97 | ▲ +25.63% | ▲ +24.01% | $0.8050 (−88.73%) |
US Market Status
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