The CEO's large, concentrated open-market sales without a disclosed 10b5-1 plan are a strong bearish signal. Monitor for any forthcoming 8-K disclosures (earnings pre-announcement, guidance change, or material corporate event) that may have motivated the selling.
Price Chart
Executive Summary
Chairman & CEO Patrizio Vinciarelli sold ~$11.0M of VICR stock over Oct 1-2, 2026, in a concentrated cluster of 20 open-market sales across a wide price range ($307-$330). A second insider, Corp. VP Davies, sold $61K on Oct 1. The CEO's sales total ~$11.0M, which is ~3.4% of VICR's $326M market cap — a highly material insider disposal. No 10b5-1 plan indication is present in the data. This is a bearish signal of significant magnitude.
Key Financial Metrics
Key Facts
- Chairman & CEO Patrizio Vinciarelli sold ~$11.0M of VICR stock across 20 open-market trades on Oct 1-2, 2026, at prices from $307 to $330.
- The CEO's sales represent ~3.4% of VICR's $326M market cap — well above the 2% threshold for highly material insider selling.
- Corp. VP Global Sales & Marketing Philip Davies sold $61K on Oct 1, 2026, at $307.08.
- No 10b5-1 plan or tax-withholding code is indicated — all trades are open-market sales (code S).
- The cluster is concentrated in a 2-day window, with no insider buying to offset the selling.
Financial Impact
CEO sold ~$11.0M of stock, ~3.4% of market cap; total cluster ~$11.06M.
Risk Factors
- CEO selling ~3.4% of market cap in 2 days suggests potential adverse non-public information or personal liquidity needs.
- No insider buying to provide a counter-signal; the selling is one-sided and concentrated at the highest level of management.
- If the company reports disappointing earnings or guidance in the coming weeks, the insider sales may be viewed as informed.
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-VICR-1791230152546 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Oct 23, 2026 4d ago | Institutional Cluster | $176.04 $194.77 | ▲ +10.64% | ▲ +9.93% | $212.00 (+20.43%) |
Oct 20, 2026 7d ago | 8-K | $204.14 $213.42 | ▲ +4.55% | ▲ +4.02% | $212.00 (+3.85%) |
Oct 5, 2026 22d ago | Insider Cluster | $305.61 $299.29 | ▲ +2.07% | ▲ +2.62% | $212.00 (+30.63%) |
Sep 21, 2026 5w ago | Press Release | $268.34 $283.16 | ▲ +5.52% | ▲ +6.24% | $212.00 (−21.00%) |
Sep 11, 2026 6w ago | Press Release | $197.91 $184.73 | ▼ −6.66% | ▼ −6.21% | $212.00 (+7.12%) |
Aug 27, 2026 8w ago | 8-K | $203.64 $187.75 | ▼ −7.80% | ▼ −7.58% | $212.00 (+4.11%) |
Aug 19, 2026 9w ago | Insider Cluster | $217.35 $207.64 | ▼ −4.47% | ▼ −3.63% | $212.00 (−2.46%) |
Aug 19, 2026 9w ago | Insider Cluster | $217.35 $207.64 | ▼ −4.47% | ▼ −3.63% | $212.00 (−2.46%) |
Jul 21, 2026 14w ago | 8-K | $214.70 $217.35 | ▲ +1.23% | ▲ +1.35% | $212.00 (−1.26%) |
Jul 21, 2026 14w ago | Press Release | $214.70 $217.35 | ▲ +1.23% | ▲ +1.35% | $212.00 (−1.26%) |
US Market Status
Subscribe to SecBot
Get Real-Time SEC Filing Intelligence
Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.
Create a free account Live analysis, Telegram alerts, watchlists and the MCP server for subscribers