These sales are too small to signal anything about the company's outlook. Monitor for any material insider buying from C-suite executives, which would be a stronger signal. The stock's poor historical T+20 performance (-18.5% alpha) suggests ongoing headwinds, but this filing does not change that picture.
Price Chart
Executive Summary
Two directors at Vicor Corp sold a combined $751K in open-market stock on August 17, 2026, at prices around $250-252.60. The sales represent ~0.008% of the $9.2B market cap — a trivial amount. Director Samuel J. Anderson also exercised multiple derivative tranches on August 20, but those are non-cash events with no economic signal. The cluster is routine and lacks materiality, consistent with the company's poor historical T+20 performance for neutral reports (-18.5% avg alpha). No bearish read-through is warranted from these small sales.
Key Financial Metrics
Key Facts
- Two directors sold a total of $751K in open-market shares on August 17, 2026.
- Sales were at $250.00 and $252.60 per share, representing ~0.008% of VICR's $9.2B market cap.
- Director Samuel J. Anderson also exercised multiple derivative tranches on August 20, 2026, with total exercise value of ~$160K, but these are non-cash events.
- No C-suite executives participated in the cluster; only directors.
- Historical reports on VICR show an average T+20 alpha of -18.65% and a 20% win rate, suggesting the stock has been underperforming regardless of filing content.
Financial Impact
Total open-market sales of $751K represent ~0.008% of VICR's $9.2B market cap — immaterial.
Risk Factors
- Insider sales are routine and non-informative at this scale; no bearish risk from this filing.
- Historical T+20 performance for VICR has been very poor (-18.5% avg alpha), but this is not driven by this filing.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CLUSTER Data (Synthetic) | cluster-VICR-1787596862306 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 11, 2026 21d ago | Press Release | $197.91 $222.72 | ▲ +12.54% | ▲ +12.76% | $308.90 (+56.08%) |
Aug 27, 2026 5w ago | 8-K | $203.64 $178.76 | ▼ −12.22% | ▼ −12.49% | $308.90 (+51.69%) |
Aug 19, 2026 6w ago | Insider Cluster | $217.35 $197.23 | ▼ −9.26% | ▼ −8.87% | $308.90 (+42.12%) |
Aug 19, 2026 6w ago | Insider Cluster | $217.35 $197.23 | ▼ −9.26% | ▼ −8.87% | $308.90 (+42.12%) |
Jul 21, 2026 10w ago | 8-K | $214.70 $206.44 | ▼ −3.85% | ▼ −2.62% | $308.90 (+43.88%) |
Jul 21, 2026 10w ago | Press Release | $214.70 $206.44 | ▼ −3.85% | ▼ −2.62% | $308.90 (+43.88%) |
Jul 7, 2026 12w ago | Press Release | $257.34 $264.50 | ▲ +2.78% | ▲ +2.23% | $308.90 (+20.04%) |
Jul 7, 2026 12w ago | Insider Cluster | $257.34 $264.50 | ▲ +2.78% | ▲ +2.23% | $308.90 (+20.04%) |
Jul 6, 2026 12w ago | Insider Cluster | $285.34 $272.05 | ▼ −4.66% | ▼ −5.15% | $308.90 (+8.26%) |
Jul 6, 2026 12w ago | Insider Cluster | $285.34 $272.05 | ▼ −4.66% | ▼ −5.15% | $308.90 (+8.26%) |
US Market Status
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