Founder and Officer Patrizio Vinciarelli Files Intent to Sell $5.96M in Vicor 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 $5.96 million in common stock, extending a pattern of significant insider distribution.
Key Events · Ownership and Investor Activity · VICR
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Intent to Sell Shares
Patrizio Vinciarelli, a founder, officer, and director, filed a Form 144 to sell 20,000 shares of common stock, valued at approximately $5.96 million.
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Continuation of Insider Selling Pattern
This proposed sale extends a pattern of significant insider distribution, with Vinciarelli having sold over $164 million in Vicor stock in the past three months, primarily through a 10b5-1 plan adopted on February 26, 2026.
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Cumulative Insider Distribution
The company has seen net insider selling of over $190 million from 13 active insiders in the last 90 days, indicating a broad distribution trend.
Analysis · VICR · Manufacturing
This Form 144 indicates Patrizio Vinciarelli, a founder, officer, and director, intends to sell approximately $5.96 million worth of common stock. This continues a pattern of significant insider selling, with Vinciarelli having already sold over $164 million in the past three months, largely under a pre-planned 10b5-1 program. While the individual filing is part of a routine plan, the cumulative distribution by a key insider is notable.
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 $303.77 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $13.8B. 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.