Officer and Director Patrizio Vinciarelli Files Intent to Sell $6.8M in Stock, Continuing Recent Distribution Trend
VICR has more than doubled off its 52-week low of $41.76.
Summary
Vicor Corp's Officer and Director Patrizio Vinciarelli filed a Form 144 to sell $6.8 million in common stock, extending a pattern of substantial insider selling that has exceeded $200 million in the past three months.
Key Events · Ownership and Investor Activity · VICR
-
Intent to Sell by Key Insider
Patrizio Vinciarelli, an Officer, Director, and 10% Stockholder, filed a Form 144 indicating intent to sell 20,000 shares of common stock, valued at approximately $6.84 million.
-
Continuation of Significant Insider Selling
This proposed sale follows a period of substantial insider distribution, with Vinciarelli having already sold 888,900 shares for gross proceeds of $166.48 million in the past three months, often under 10b5-1 plans. Total insider net sales for the company in the last 90 days exceed $200 million.
-
Pre-Planned Sale
The filing indicates a plan adoption date of February 26, 2026, suggesting this sale is part of a pre-arranged 10b5-1 trading plan, which can reduce the immediate signal of discretionary selling.
Analysis · VICR · Manufacturing
This Form 144 indicates Patrizio Vinciarelli, a key officer, director, and 10% stockholder, intends to sell an additional $6.8 million worth of stock. While this specific sale is likely part of a pre-planned 10b5-1 program, it adds to a significant pattern of insider selling by Vinciarelli and other insiders, totaling over $200 million in the last 90 days. This sustained distribution by a top executive could be interpreted negatively by investors, despite the company's recent strong financial performance and raised guidance.
How filings like this one have moved
In the 30 days to Sep 12, 2026, 29.9% of the 1944 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.15%. These are measured outcomes after filings of this importance, not a forecast for this one.
Measured one observation per ticker per day, after exclusions. Current figures: Filing Impact Tracker · open dataset
At the time of this filing, VICR was trading at $334.84 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $15.3B. The 52-week trading range was $41.76 to $361.89. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.