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

Verastem's President and CEO, Dan Paterson, reported sales of common stock totaling 3,299 shares on November 3, 2025, including shares for tax withholding and a 10b5-1 plan.

Summary

• Dan Paterson, President and CEO, and a Director of Verastem, Inc. (VSTM), reported transactions on November 3, 2025.
• Paterson sold 1,299 shares of common stock at a price of $9.35 per share to satisfy statutory withholding requirements related to the vesting of restricted stock units.
• Additionally, Paterson sold 2,000 shares of common stock at a price of $10.00 per share, which was effected pursuant to a Rule 10b5-1 trading plan.
• Following these transactions, Paterson's direct beneficial ownership of common stock is 438,818 shares.

Sentiment

Score: 4

Explanation: The filing reports insider sales by the CEO. While one sale was for tax withholding, the other was part of a pre-arranged 10b5-1 plan, which typically mitigates negative sentiment compared to unplanned sales. However, any insider selling can be viewed with slight caution.

Negatives

• The filing reports insider sales by the CEO, which can sometimes be perceived negatively by the market, even if pre-planned.

Future Outlook

NA

Industry Context

NA

Stakeholder Impact

• Shareholders might interpret the insider sales, even if pre-planned, as a signal, potentially leading to minor short-term price fluctuations.

Key Dates

Recommendation

The CEO's sale of shares, while partly for tax obligations and partly under a pre-arranged 10b5-1 plan, does not provide a strong directional signal for the stock. Such planned sales are common for executives and do not necessarily reflect a lack of confidence in the company's future. Investors should consider broader company fundamentals rather than solely relying on this insider transaction.

Keywords

Verastem, VSTM, Insider Trading, Form 4, Stock Sale, CEO, Dan Paterson, 10b5-1 plan, Restricted Stock Units