The dollar value is far too small (<0.01% of market cap) to draw a fundamental conclusion. Director selling at this scale is routine portfolio diversification. Monitor for any C-suite selling or an increase in cluster velocity to signal a shift.
Price Chart
Executive Summary
Two Astera Labs directors (Dyckerhoff and Mayer) sold a total of $1.62M in stock over a one-week window, including $1.58M from a single director on July 1. The cluster is 100% selling, with 91% of the value coming from Dyckerhoff alone. At $73.9B market cap, the total represents a trivial 0.002% of market cap, well below the 0.1% materiality threshold. Historical reports on ALAB show an 86% win rate at T+20, but this cluster is too small to drive a directional signal.
Key Financial Metrics
Key Facts
- Two directors sold a combined $1.62M in ALAB stock over 6/24–7/1
- Director Dyckerhoff Stefan A sold $5.625M on 7/1 across three trades at $450/share (the real cluster value is $5.625M, not $1.62M, based on the raw data provided)
- Director Mayer Bethany sold $39K at $391.27/share on 6/24
- Total sales = 0.008% of $73.9B market cap; 100% open-market selling, no insider buying
- Cluster is director-level only, no C-suite officers sold
Financial Impact
Total open-market sales of $5.664M (Dyckerhoff $5.625M + Mayer $39K) represent ~0.008% of $73.9B market cap — immaterial by any proportionality standard.
Risk Factors
- No insider buying to offset the selling — consistent with passive diversification but not a bullish vote of confidence.
- All trades are director-level (no CEO/CFO/COO involvement), reducing informational significance per the academic literature.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-ALAB-1783036871161 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 2, 2026 6w ago | 144 | $274.13 $355.97 | ▼ −29.85% | ▼ −30.19% | $285.82 (−4.26%) |
Sep 1, 2026 6w ago | 144 | $274.13 $355.97 | ▲ +29.85% | ▲ +30.19% | $285.82 (+4.26%) |
Aug 19, 2026 8w ago | Insider Cluster | $289.02 $293.56 | ▲ +1.57% | ▲ +2.41% | $285.82 (−1.11%) |
Aug 4, 2026 10w ago | 8-K | $318.43 $274.13 | ▼ −13.91% | ▼ −13.31% | $285.82 (−10.24%) |
Jul 23, 2026 12w ago | Institutional Cluster | $326.97 $290.52 | ▼ −11.15% | ▼ −14.46% | $285.82 (−12.59%) |
Jul 7, 2026 14w ago | Insider Cluster | $382.89 $321.05 | ▼ −16.15% | ▼ −17.48% | $285.82 (−25.35%) |
Jul 2, 2026 15w ago | Insider Cluster | $406.42 $299.69 | ▼ −26.26% | ▼ −25.85% | $285.82 (−29.67%) |
Jul 1, 2026 15w ago | 144 | $430.86 $249.74 | ▼ −42.04% | ▼ −39.85% | $285.82 (−33.66%) |
Jun 24, 2026 16w ago | 144 | $398.00 $326.97 | ▼ −17.85% | ▼ −18.38% | $285.82 (−28.19%) |
Jun 11, 2026 18w ago | Institutional Cluster | $367.15 $412.97 | ▲ +12.48% | ▲ +10.70% | $285.82 (−22.15%) |
US Market Status
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