Form 4: Vinciarelli Sells Vicor Stock Via 10b5-1 Plan

Patrizio Vinciarelli, Chairman and CEO of Vicor Corp, has sold a significant number of shares through a pre-arranged trading plan.

Summary

• Patrizio Vinciarelli, Chairman and CEO of Vicor Corporation, reported the sale of common stock on May 29, 2026.
• These sales were executed under a Rule 10b5-1 trading plan adopted on February 26, 2026.
• The total number of shares sold is not explicitly summed but is represented by numerous individual transactions detailed in the filing.
• The sales occurred at prices ranging from $318.66 to $341.90 per share.
• Vinciarelli also holds shares indirectly through the Patrizio Vinciarelli Irrevocable Trust U/A Dated 12/21/2012.

Sentiment

Score: 4

Explanation: StockSavvy.ai views this filing as having a slightly negative sentiment due to the significant volume of stock sales by the CEO, despite being executed under a 10b5-1 plan.

Negatives

• Significant sale of company stock by a key executive, which could be perceived negatively by the market.
• The total value of the shares sold is substantial, though not explicitly calculated in the filing.

Risks

• Potential for negative market perception due to a large volume of stock sales by the CEO.
• The sales are part of a pre-arranged plan, which mitigates insider trading concerns but still represents a reduction in the CEO's direct stake.

Future Outlook

The filing does not contain forward-looking statements or guidance. It solely reports on past transactions.

Management Comments

• The reporting person undertakes to provide to Vicor Corporation, any security holder of Vicor Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (3) through (19) to this Form 4.

Industry Context

StockSavvy.ai notes that Form 4 filings, particularly those involving significant sales by top executives, are closely watched by investors. Such transactions can influence market sentiment and stock price, especially when executed under a 10b5-1 plan, which is designed to avoid accusations of insider trading by establishing a predetermined schedule or formula for sales.

Stakeholder Impact

• Shareholders may view the CEO's substantial stock sales with concern, potentially leading to short-term downward pressure on the stock price.
• Employees with stock options or grants may be affected by any resulting stock price fluctuations.

Next Steps

• The reporting person may provide further details upon request from the SEC, Vicor Corporation, or security holders regarding specific sale prices.

Key Dates

Recommendation

The filing reports a significant sale of stock by the CEO under a 10b5-1 plan. While this indicates a reduction in the CEO's direct ownership, the pre-arranged nature of the sales mitigates concerns about insider trading. The recommendation is 'hold' as the filing itself does not provide new operational or financial performance data that would warrant a change in investment strategy, but the sale warrants monitoring.

Keywords

Vicor Corp, VICR, Form 4, Insider Trading, Stock Sale, 10b5-1 Plan, Patrizio Vinciarelli, CEO, Chairman, Beneficial Ownership