Founder & Officer Patrizio Vinciarelli Files Intent to Sell $6.6M in Stock
VICR has more than doubled off its 52-week low of $41.76.
Summary
Vicor's founder and officer, Patrizio Vinciarelli, filed a Form 144 to sell $6.6 million in common stock, continuing a pattern of significant insider distribution.
Key Events · Ownership and Investor Activity · VICR
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Intent to Sell by Key Insider
Patrizio Vinciarelli, a founder, officer, and director, filed a Form 144 indicating intent to sell 20,000 shares of common stock, valued at approximately $6.6 million.
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Continuation of Distribution Pattern
This filing is part of an ongoing pattern of insider sales by Mr. Vinciarelli, who has filed similar Form 144s almost daily in recent weeks. The company has seen over $223 million in net insider sales over the last 90 days.
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Pre-Planned Sale
The proposed sale is part of a pre-planned 10b5-1 trading plan adopted on February 26, 2026.
Analysis · VICR · Manufacturing
This Form 144 indicates Patrizio Vinciarelli, a founder, officer, and director, intends to sell an additional $6.6 million worth of common stock. This continues a pattern of significant insider distribution, with over $223 million in net sales by insiders in the last 90 days. While part of a pre-planned 10b5-1 program, the consistent sales by a key executive could be seen as a negative signal regarding future growth or a move to diversify holdings, potentially creating an overhang on the stock.
How filings like this one have moved
In the 30 days to Sep 13, 2026, 29.5% of the 1672 measured filings Wiseek scored 7 moved their stock by 5% or more by the next session's close. The median move was -0.22%. 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 $304.26 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $14B. 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.