The insider selling is trivial relative to market cap and consistent with routine diversification/10b5-1 plans. No bearish signal. Monitor next earnings for any guidance changes, but this cluster alone does not warrant action.
Price Chart
Executive Summary
Two directors at Cerebras Systems sold a combined $3.45M in open-market transactions over the past week, with CEO Andrew Feldman executing a massive cluster of 20 trades on August 18 — converting 93,497 shares from derivatives (non-cash) and then selling 24,078 shares for ~$5.26M. The total insider selling across the cluster exceeds $8.7M, representing approximately 0.017% of the $52.3B market cap — a trivial proportion. The CEO's sales follow a derivative conversion and are executed across 18 separate small lots at prices ranging from $214.85 to $235.50, consistent with a 10b5-1 plan or routine diversification rather than a bearish signal. Sentiment is neutral with low impact.
Key Financial Metrics
Key Facts
- CEO Andrew Feldman converted 93,497 shares from derivatives (non-cash) and sold 24,078 shares for ~$5.26M on August 18 across 18 separate transactions at $214.85-$235.50
- Director Vassallo Steven sold 6,100 shares for $1.32M on August 14 at $216.38
- Director Vishria Eric sold 9,300 shares for $2.13M on August 17 at $229.56
- Total insider selling of ~$8.7M represents only 0.017% of Cerebras' $52.3B market cap — trivial
- The CEO's sales follow a derivative conversion and are executed in small lots consistent with a 10b5-1 plan or routine diversification
Financial Impact
Total insider selling of ~$8.7M is 0.017% of $52.3B market cap — immaterial
Risk Factors
- CEO selling a large absolute number of shares could be misinterpreted by retail as bearish
Market Snapshot
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-CBRS-1787188379676 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 20, 2026 6d ago | Institutional Cluster | $117.98 $108.94 | ▼ −7.66% | ▼ −6.48% | $110.82 (−6.07%) |
Oct 20, 2026 6d ago | Press Release | $117.98 | awaiting T+1 | — | $110.82 (−6.07%) |
Oct 12, 2026 14d ago | Institutional Cluster | $146.62 $149.09 | ▲ +1.68% | ▲ +1.69% | $110.82 (−24.42%) |
Sep 30, 2026 26d ago | Insider Cluster | $169.52 $166.43 | ▲ +1.82% | ▲ +2.56% | $110.82 (+34.63%) |
Sep 30, 2026 26d ago | Insider Cluster | $169.52 $166.43 | ▲ +1.82% | ▲ +2.56% | $110.82 (+34.63%) |
Sep 8, 2026 6w ago | Insider Cluster | $196.20 $191.34 | ▲ +2.48% | ▲ +1.88% | $110.82 (+43.52%) |
Sep 8, 2026 6w ago | Insider Cluster | $196.20 $191.34 | ▲ +2.48% | ▲ +1.88% | $110.82 (+43.52%) |
Sep 4, 2026 7w ago | 144 | $199.77 $196.20 | ▼ −1.79% | ▼ −1.32% | $110.82 (−44.53%) |
Sep 1, 2026 7w ago | Press Release | $172.62 $184.52 | ▲ +6.89% | ▲ +6.45% | $110.82 (−35.80%) |
Aug 25, 2026 8w ago | Insider Cluster | $182.15 $186.67 | ▲ +2.48% | ▲ +1.83% | $110.82 (−39.16%) |
US Market Status
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