Patrizio Vinciarelli, who serves as chairman and chief executive officer of Vicor Corp (NASDAQ:VICR), executed a sale of 49,900 shares of the company's common stock on March 18, 2026, according to an SEC Form 4 filing. The transactions were carried out under a prearranged Rule 10b5-1 trading plan and produced gross proceeds of approximately $9.8 million.
Details of the transactions
The reported sales were completed in multiple tranches at weighted average prices that ranged from $191.8731 to $201.05 per share. The filing breaks down the transactions as follows:
- 5,668 shares at an average price of $191.8731
- 3,138 shares at an average price of $193.5652
- 6,464 shares at an average price of $194.3913
- 7,105 shares at an average price of $195.3109
- 6,506 shares at an average price of $196.2479
- 7,081 shares at an average price of $197.3563
- 6,768 shares at an average price of $198.3081
- 4,600 shares at an average price of $199.6454
- 1,870 shares at an average price of $200.1825
- 800 shares at an average price of $201.0500
Context on share price and valuation
The insider sale occurs against a backdrop of substantial share-price appreciation. Vicor's stock has risen 252% over the last year and is currently trading at $184.57. InvestingPro's analysis, cited in the filing context, indicates the stock appears overvalued relative to its Fair Value and shows a price-to-earnings ratio of 69.98.
Post-transaction holdings
Following the reported dispositions, Vinciarelli directly holds 9,158,163 shares of Vicor common stock. An additional 171,125 shares are held in trust, as disclosed in the filing.
Additional resources
For investors seeking more detailed valuation and performance metrics on Vicor, the filing notes that a comprehensive Pro Research Report is available on InvestingPro.
Note: All transaction details are drawn from the SEC Form 4 filing and the valuation commentary referenced in the filing.