Form 4: Verastem CEO Sells Shares Under 10b5-1 Plan

Verastem, Inc. President and CEO, Dan Paterson, sold 6,000 shares of common stock in late November and early December 2025, pursuant to a pre-arranged 10b5-1 trading plan.

Summary

• Dan Paterson, President and CEO, and a Director of Verastem, Inc. (VSTM), reported sales of common stock.
• A total of 6,000 shares were sold across three separate transactions.
• On November 26, 2025, 2,000 shares were sold at a price of $10.32 per share.
• On November 28, 2025, another 2,000 shares were sold at a price of $10.79 per share.
• On December 1, 2025, the final 2,000 shares were sold at a price of $10.39 per share.
• These sales were executed pursuant to a Rule 10b5-1 trading plan adopted by Mr. Paterson.
• Following these transactions, Mr. Paterson beneficially owns 426,818 shares of Verastem, Inc. common stock directly.

Sentiment

Score: 4

Explanation: The President and CEO sold a portion of his holdings, which can be perceived as a slight negative, although the sales were pre-arranged under a Rule 10b5-1 trading plan, mitigating the immediate negative signal.

Negatives

• The President and CEO's sale of 6,000 shares reduces his direct ownership stake in the company.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

• Shareholders may view the reduction in the CEO's direct ownership with slight caution, despite the pre-arranged nature of the sales.

Key Dates

Recommendation

The President and CEO's sale of shares, while executed under a pre-arranged 10b5-1 plan, reduces his direct ownership. This is generally viewed with caution by investors, but the planned nature of the sales suggests it's not a reaction to new, undisclosed negative information. A 'hold' recommendation is appropriate given the neutral to slightly negative signal without further context on the company's fundamentals or future prospects.

Keywords

Verastem, VSTM, insider trading, Form 4, stock sale, CEO, director, 10b5-1 plan