Philip D. Davies, Corporate VP of Global Sales and Marketing and a Director at Vicor Corp (NASDAQ:VICR), filed a Form 4 on November 3, 2026, disclosing the exercise of stock options and the sale of common stock on November 2, 2026, pursuant to a Rule 10b5-1 trading plan.

Key Highlights

  • Option exercise: Davies acquired 3,073 shares of common stock via exercise of a Non-Qualified Stock Option at an exercise price of $33.96 per share on November 2, 2026.
  • Shares sold: Davies disposed of a total of 2,573 shares of common stock across 12 separate sale transactions on November 2, 2026, at weighted average prices ranging from approximately $174.9978 to $192.07 per share.
  • 10b5-1 plan: All sales were effected pursuant to a Rule 10b5-1 trading plan adopted by Davies on November 21, 2025, according to the filing.
  • Remaining beneficial ownership: Following all reported transactions, Davies directly beneficially owned 1,920 shares of common stock.
  • Derivative securities remaining: Davies retained 32,573 Non-Qualified Stock Options with an exercise price of $33.96, expiring May 3, 2027, according to the filing.

Davies Exercises Options and Sells Vicor Common Stock Under Pre-Set Trading Plan

According to the Form 4 filed with the SEC on November 3, 2026, Philip D. Davies, who serves as Corporate VP of Global Sales and Marketing and as a Director at Vicor Corp (NASDAQ:VICR), exercised 3,073 Non-Qualified Stock Options on November 2, 2026, at an exercise price of $33.96 per share, acquiring 3,073 shares of common stock. Prior to this exercise, his directly held common stock balance was 1,920 shares, which the filing establishes through the sequence of reported transactions.

On the same date, the filing discloses that Davies sold a total of 2,573 shares of common stock in 12 separate transactions. Sale prices, reported as weighted averages across multiple intraday transactions, ranged from a low weighted average of $174.9978 for 478 shares to a high weighted average of $192.07 for 5 shares. All sales were stated to have been effected pursuant to a Rule 10b5-1 trading plan that Davies adopted on November 21, 2025. The filing notes that full information regarding the number of shares sold at each separate price within the reported ranges is available upon request to Vicor Corporation, any security holder of Vicor Corporation, or SEC staff.

After all transactions reported in the filing, Davies directly held 1,920 shares of common stock and 32,573 Non-Qualified Stock Options with a $33.96 exercise price and an expiration date of May 3, 2027. The Form 4 was signed by Quentin A. Fendelet as attorney in fact for Philip D. Davies.

What Was Disclosed

The filing reported an option exercise of 3,073 shares at $33.96 and the subsequent sale of 2,573 shares of Vicor Corp common stock on November 2, 2026, all under a pre-established Rule 10b5-1 plan. Davies directly held 1,920 shares following the transactions.