A single director selling $150M in two days is unusual and warrants attention, but director-level cluster sales have weaker predictive power than C-suite sells. The stock has rallied ~20% from early May lows, making this a natural point for diversification. Monitor for additional selling from Meister or any CEO/CFO Form 4 filings. If no C-suite sells follow, the bearish signal is likely mean-reverting within 20 trading days.
Price Chart
Executive Summary
Director Keith A. Meister sold a massive $150.4M worth of ILMN common stock over two days (Aug 4-5), plus an additional $1.42M in a separate transaction from the same window, while Chief Legal Officer Scott M. Davies sold $123K. The cluster total of ~$151.9M represents ~0.52% of ILMN's $29.3B market cap, a significant concentration in a single director. C-suite participation is absent (only a director and the CLO), limiting the informational signal below what a C-suite cluster would carry. Per the insider-sales literature, cluster sales are not reliably informative above the proportionality band, and the sheer size here is notable but the identity (director, not CEO/CFO) tempers bearish conviction.
Key Financial Metrics
Key Facts
- Director Keith A. Meister sold ~283,000 shares in 14 separate open-market transactions on Aug 4-5, 2026, totaling ~$150.4M.
- Meister's trades spanned prices from $196.74 to $203.28, near ILMN's current level.
- CLO Scott M. Davies sold 615 shares at $200.00 for $123K (likely a routine tax-motivated sale).
- Total cluster value is ~$151.9M, or ~0.52% of ILMN's $29.3B market cap.
- Prior 30d insider activity: 10 sells totaling $101.2M, indicating sustained insider selling pressure.
- ILMN recent T+20 returns strongly positive (+8.17% avg on prior calls); stock has rallied ~20% since early May.
- No open-market insider buys in this cluster or recent period.
- Institutional 13F data shows 8 trims vs. 4 adds/doubled/new, modest net distribution.
- Cross-filing actuarial analysis confirms all pairwise context combos are AMPLIFIERS, supporting higher impact.
Financial Impact
Director Meister sold ~$150.4M of stock in two days, ~0.51% of market cap. This is the dominant event; CLO Davies' sale is routine.
Risk Factors
- Meister's selling could indicate a negative catalyst not yet public (e.g., upcoming earnings miss, regulatory setback, or deal complications).
- No open-market insider buying to offset the selling pressure.
- Strong T+20 historical performance (70% win rate, +8.17% avg) creates risk of a contrary mean-reversion call.
- Institutional trimming pattern (8 trims vs. 4 accumulations) adds to distribution narrative.
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-1786082538096 |
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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