The insider sales are routine in size and carry no material signal. Monitor upcoming quarterly results for any fundamental changes, but this cluster alone does not warrant a trading action.
Price Chart
Executive Summary
Two EVPs at Exelixis sold a combined $3.79M in open-market sales over a one-week window. The sales total ~0.03% of the $12.6B market cap, well below the 0.1% threshold for materiality, and the cluster is composed entirely of C-suite sells, which per the literature are weak predictors of future returns. The historical calibration for this filing type shows a negative net alpha at T+20, and the score calibration indicates low observed win rates at scores 6-8, further tempering any bearish read.
Key Financial Metrics
Key Facts
- Two EVPs sold a combined $3.79M in open-market sales (May 19–26, 2026).
- Sales represent ~0.03% of Exelixis's $12.6B market cap — trivial in size.
- Both sellers are C-suite executives (EVP Commercial, EVP R&D), but insider sales clusters are not predictive per academic literature.
- No 10b5-1 plan disclosure; however, the small dollar amount relative to market cap makes this routine.
- Historical calibration shows negative net alpha at T+20 for this filing segment, and score-6/7/8 observed win rates are below 50%.
Financial Impact
Total insider sales of $3.79M represent ~0.03% of market cap — immaterial.
Risk Factors
- Insider sales could accelerate if management anticipates near-term headwinds, though the current dollar amount is too small to suggest this.
- No cross-filing context (earnings, agreements, offerings) was provided to amplify the signal.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-EXEL-1780007140867 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 21d ago | 8-K | $56.12 $58.36 | ▼ −3.99% | ▼ −4.21% | $58.40 (−4.06%) |
Aug 10, 2026 7w ago | Press Release | $51.33 $53.10 | ▼ −3.44% | ▼ −3.85% | $58.40 (−13.77%) |
Jun 3, 2026 17w ago | Insider Cluster | $52.39 $53.50 | ▲ +2.12% | ▲ +4.68% | $58.40 (+11.48%) |
May 29, 2026 17w ago | 8-K | $50.20 $52.70 | ▲ +4.98% | ▲ +7.73% | $58.40 (+16.34%) |
May 28, 2026 18w ago | Insider Cluster | $50.32 $51.60 | ▲ +2.55% | ▲ +2.84% | $58.40 (+16.06%) |
May 28, 2026 18w ago | Insider Cluster | $50.32 $51.60 | ▲ +2.55% | ▲ +2.84% | $58.40 (+16.06%) |
May 28, 2026 18w ago | Insider Cluster | $50.32 $52.69 | ▲ +4.71% | ▲ +7.23% | $58.40 (+16.06%) |
May 22, 2026 18w ago | Insider Cluster | $49.94 $48.49 | ▼ −2.90% | ▼ −4.12% | $58.40 (+16.95%) |
May 19, 2026 19w ago | Insider Cluster | $49.89 $51.46 | ▲ +3.15% | ▲ +1.34% | $58.40 (+17.06%) |
May 7, 2026 21w ago | Insider Cluster | $46.10 $51.29 | ▲ +11.26% | ▲ +9.76% | $58.40 (+26.69%) |
US Market Status
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