Vicor Corp Chairman & CEO Patrizio Vinciarelli Sells 18,000 Shares Under 10b5-1 Plan

This SEC Form 4 filing reports that Patrizio Vinciarelli, Chairman and CEO of Vicor Corporation (VICR), sold 18,000 shares of common stock on June 17, 2026. The sales were executed pursuant to a Rule 10b5-1 trading plan adopted on February 26, 2026, which allows insiders to pre-arrange stock sales to avoid allegations of trading on non-public information. The transactions occurred in multiple price ranges from $321.54 to $338.21 per share, with weighted average prices reported for each block. Following these sales, Vinciarelli's direct holdings decreased to 8,548,090 shares, while he maintains indirect ownership of 167,125 shares held in trust for his child. As a 10% owner, director, and officer, Vinciarelli's stock transactions are closely monitored by investors for potential signals about company prospects.