The cluster is small relative to market cap but the pattern of sustained director selling without a disclosed plan is a mild negative signal. Monitor for any upcoming 8-K or press release that could explain the selling — if none materializes within 2 weeks, the signal weakens. The historical win rate on ILMN reports is high (86% at T+20), but this cluster's proportionality is too low to warrant a strong bearish call.
Price Chart
Executive Summary
Director Keith Meister sold ~$4.0M in shares on Aug 19, and SVP Jakob Wedel Christensen sold $198K on Aug 18, totaling $4.22M in insider selling over a one-week window. While the dollar amount is modest relative to ILMN's $32.2B market cap (0.013%), the cluster is dominated by a single director's open-market sales, which are not routine 10b5-1 plan sales. The selling follows a period of heavy insider sales ($64.3M in the prior 30 days) and occurs without any disclosed catalyst, suggesting potential concern about valuation or upcoming news.
Key Financial Metrics
Key Facts
- Director Keith Meister sold $4.02M in open-market sales on Aug 19, 2026 at ~$202.37/share.
- SVP Jakob Wedel Christensen sold $198K in open-market sales on Aug 18, 2026 at ~$191.52/share.
- Total insider selling in this cluster is $4.22M, representing ~0.013% of ILMN's $32.2B market cap.
- Prior 30 days saw $64.3M in insider selling at ILMN, indicating sustained insider distribution.
- No 10b5-1 plan or pre-arranged trading pattern is evident from the filing data.
Financial Impact
Insider selling of $4.22M, or 0.013% of market cap, is trivial in absolute size but notable for its concentration in a single director and continuation of a broader selling trend.
Risk Factors
- Director Meister may be selling for personal liquidity or diversification reasons unrelated to company outlook.
- The cluster's small size relative to market cap limits its informational value.
- ILMN's strong historical T+20 performance (avg +11.38%) suggests the stock may continue to rally despite insider selling.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ILMN-1787356904486 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 27, 2026 5w ago | Insider Cluster | $215.59 $271.90 | ▲ +26.12% | ▲ +25.86% | $273.04 (+26.65%) |
Aug 21, 2026 5w ago | Insider Cluster | $223.22 $239.62 | ▼ −7.35% | ▼ −7.33% | $273.04 (−22.32%) |
Aug 17, 2026 6w ago | 8-K | $188.29 $227.46 | ▲ +20.80% | ▲ +21.79% | $273.04 (+45.01%) |
Aug 12, 2026 7w ago | 8-K | $192.91 $201.27 | ▲ +4.33% | ▲ +6.23% | $273.04 (+41.54%) |
Aug 6, 2026 8w ago | Insider Cluster | $193.72 $220.65 | ▼ −13.90% | ▼ −13.30% | $273.04 (−40.95%) |
Aug 6, 2026 8w ago | Insider Cluster | $192.37 $220.65 | ▼ −14.70% | ▼ −14.10% | $273.04 (−41.94%) |
Jun 4, 2026 17w ago | Insider Cluster | $162.32 $194.33 | ▲ +19.72% | ▲ +17.86% | $273.04 (+68.21%) |
Jun 1, 2026 17w ago | Insider Cluster | $161.83 $183.89 | ▲ +13.63% | ▲ +15.45% | $273.04 (+68.72%) |
Jun 1, 2026 17w ago | Insider Cluster | $161.83 $183.89 | ▲ +13.63% | ▲ +15.45% | $273.04 (+68.72%) |
May 28, 2026 18w ago | Court Ruling | $157.81 $177.65 | ▼ −12.57% | ▼ −15.26% | $273.04 (−73.02%) |
US Market Status
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