Sales are modest relative to market cap and follow derivative exercises, suggesting routine tax/vesting-related liquidation rather than informed selling. No C-suite CEO/CFO participation. Monitor next 10-Q for any fundamental deterioration, but this cluster alone does not warrant a bearish read.
Price Chart
Executive Summary
Two senior executives at Adaptive Biotechnologies (Chief People Officer and President/COO) sold a combined ~$390K in open-market sales on the same day. The sales follow derivative exercises by the CPO that generated shares at low strike prices, consistent with routine post-vesting liquidation. The dollar value is ~0.12% of market cap — modest and within normal insider diversification patterns. No material bearish signal.
Key Financial Metrics
Key Facts
- Chief People Officer Lo Francis sold 26,792 shares total for ~$758K on Oct 1, 2026, following derivative exercises at $0-$8.46 strike prices
- President and COO Julie Rubinstein sold 6,100 shares for ~$168K on Oct 1, 2026
- Total open-market sales by both insiders: ~$926K (combining Lo's two sales and Rubinstein's sale)
- Sales represent ~0.28% of market cap — below the 0.5% materiality threshold
- All sales occurred on the same day, consistent with a common blackout-window opening or 10b5-1 plan
Financial Impact
~$926K in insider open-market sales, ~0.28% of market cap
Risk Factors
- Insiders sold on the same day, which could indicate coordinated awareness of near-term headwinds
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ADPT-1791245779773 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 6, 2026 21d ago | 144 | $26.28 | awaiting T+20 | — | $27.66 (+5.25%) |
Oct 5, 2026 22d ago | Insider Cluster | $26.90 | awaiting T+20 | — | $27.66 (+2.83%) |
Sep 25, 2026 4w ago | Press Release | $29.43 $25.51 | ▼ −13.32% | ▼ −11.84% | $27.66 (−6.01%) |
Sep 18, 2026 5w ago | Insider Cluster | $27.86 $23.95 | ▲ +14.03% | ▲ +13.13% | $27.66 (+0.72%) |
Aug 20, 2026 9w ago | Insider Cluster | $25.99 $27.86 | ▲ +7.20% | ▲ +7.72% | $27.66 (+6.43%) |
Aug 19, 2026 9w ago | Insider Cluster | $25.44 $28.55 | ▼ −12.22% | ▼ −12.22% | $27.66 (−8.73%) |
Aug 18, 2026 10w ago | 144 | $25.49 $26.68 | ▲ +4.67% | ▲ +6.19% | $27.66 (+8.51%) |
Aug 17, 2026 10w ago | 144 | $24.56 $27.67 | ▼ −12.66% | ▼ −13.97% | $27.66 (−12.62%) |
Jul 29, 2026 12w ago | Institutional Cluster | $24.18 $26.44 | ▼ −9.35% | ▼ −5.38% | $27.66 (−14.39%) |
Jul 23, 2026 13w ago | Insider Cluster | $22.27 $25.99 | ▲ +16.70% | ▲ +13.08% | $27.66 (+24.20%) |
US Market Status
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