This cluster is routine and non-informative. The sales are overwhelmingly tied to option exercises and tax planning, not a coordinated bearish view. Monitor the next earnings release for fundamental trends, but this insider activity alone does not warrant a trade.
Price Chart
Executive Summary
Six Guardant Health insiders sold a total of $4.36M in open-market sales over a 7-day window, led by the Chief Commercial Officer ($2.90M) and a Director ($735K). The cluster includes the Co-CEO ($20K), CLO ($593K), and two other directors. At $15.8B market cap, the total represents ~0.03% of market cap — a trivial proportion. The sales are likely liquidity-driven (option exercises and vesting) and carry no bearish signal per academic literature on cluster sells.
Key Financial Metrics
Key Facts
- 6 insiders sold shares totaling $4.36M in open-market transactions over 7 days
- Chief Commercial Officer Freeman sold 24,406 shares at $118.67 for $2.90M — largest trade
- Director Clark sold 6,876 shares at $106.90 for $735K
- Chief Legal Officer Saia sold 5,632 shares at $105.34 for $593K
- Co-CEO Talasaz sold only 200 shares at $100.95 for $20K — negligible
- Total sales represent ~0.03% of $15.8B market cap — well below 0.1% materiality threshold
- Multiple sales coincide with derivative exercises (Freeman exercised 24,406 options at $32.86; Hidalgo exercised 2,000 options at $32.55)
- No open-market purchases were made by any insider in this cluster
Financial Impact
Total insider sales of $4.36M represent 0.03% of $15.8B market cap — immaterial
Risk Factors
- Insider selling could accelerate if stock continues to appreciate, but no evidence of informed selling here
- Option exercises add ~50K shares to float, but dilution is negligible at 0.05% of shares outstanding
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-GH-1779831510855 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 24, 2026 5w ago | Insider Cluster | $163.18 $177.16 | ▲ +8.57% | ▲ +7.25% | $177.66 (+8.88%) |
Aug 13, 2026 7w ago | Insider Cluster | $157.21 $167.84 | ▲ +6.76% | ▲ +8.75% | $177.66 (+13.01%) |
Aug 13, 2026 7w ago | Insider Cluster | $157.21 $167.84 | ▲ +6.76% | ▲ +8.75% | $177.66 (+13.01%) |
Aug 11, 2026 7w ago | Insider Cluster | $165.11 $159.03 | ▼ −3.68% | ▼ −1.78% | $177.66 (+7.60%) |
Aug 11, 2026 7w ago | Insider Cluster | $165.11 $159.03 | ▼ −3.68% | ▼ −1.78% | $177.66 (+7.60%) |
Aug 6, 2026 8w ago | Insider Cluster | $168.48 $161.41 | ▼ −4.20% | ▼ −3.80% | $177.66 (+5.45%) |
Jul 30, 2026 9w ago | S-3ASR | $161.99 $161.49 | ▼ −0.31% | ▼ −3.29% | $177.66 (+9.68%) |
Jun 30, 2026 13w ago | Insider Cluster | $170.77 $144.07 | ▼ −15.64% | ▼ −13.45% | $177.66 (+4.04%) |
Jun 22, 2026 14w ago | 144 | $130.83 $148.07 | ▲ +13.18% | ▲ +12.02% | $177.66 (+35.80%) |
Jun 16, 2026 15w ago | Court Ruling | $127.34 $160.11 | ▼ −25.73% | ▼ −25.53% | $177.66 (−39.52%) |
US Market Status
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