Vicor Founder Patrizio Vinciarelli Files to Sell Another $7.3M in Stock Amidst Ongoing Sales
VICR has more than doubled off its 52-week low of $41.76.
Summary
Vicor's founder, officer, and director, Patrizio Vinciarelli, has filed a Form 144 to sell an additional $7.3 million in company stock, continuing a pattern of significant insider sales under a pre-planned trading arrangement.
Key Events · Ownership and Investor Activity · VICR
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Founder's Intent to Sell
Patrizio Vinciarelli, a founder, officer, and director, filed a Form 144 indicating intent to sell 20,000 shares of common stock, valued at approximately $7.3 million.
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Continuation of Selling Pattern
This filing extends a series of sales by Vinciarelli, who has sold over $169 million worth of shares in the past three months, primarily through 10b5-1 plans, contributing to over $192 million in net insider selling across the company in the last 90 days.
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Market Context
The proposed sale occurs while Vicor's stock is trading near its 52-week high, following strong Q1 earnings and raised Q2 guidance.
Analysis · VICR · Manufacturing
This Form 144 indicates the founder's intent to sell a substantial amount of stock, adding to the significant insider selling activity observed over the past three months. While these sales are conducted under a pre-planned 10b5-1 trading plan, the continuous large-scale disposition by a key executive, especially as the stock trades near its 52-week high, can be interpreted negatively by investors. The market has seen over $192 million in net insider selling in the last 90 days, with Vinciarelli being a primary contributor, which could create an overhang on the stock despite recent positive financial performance.
How filings like this one have moved
In the 30 days to Oct 23, 2026, 36.8% of the 1025 measured filings Wiseek scored 8 moved their stock by 5% or more by the next session's close. The median move was -0.77%. 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 $379.78 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $17.3B. The 52-week trading range was $41.76 to $382.65. This filing was assessed with negative market sentiment and an importance score of 8 out of 10.