Form 4: IAS Officer Sells Shares in Merger for $10.30 Cash

Integral Ad Science Holding Corp.'s Chief Accounting Officer, Alexis Gil II, disposed of 136,840 common shares and converted 131,910 unvested RSUs into cash awards following a merger at $10.30 per share.

Summary

• Alexis Gil II, Chief Accounting Officer of Integral Ad Science Holding Corp. (IAS), disposed of 136,840 shares of common stock.
• The transaction occurred on December 23, 2025, as a result of a merger where IAS became a wholly-owned subsidiary of Igloo Group Parent, Inc.
• Each outstanding share of IAS common stock was automatically cancelled, extinguished, and converted into the right to receive $10.30 in cash.
• Additionally, 131,910 unvested restricted stock units (RSUs) were cancelled and converted into 'Converted Cash Awards'.
• These Converted Cash Awards are equal to $10.30 per RSU and will vest and be payable according to the original RSU vesting schedule, contingent on continued service.

Sentiment

Score: 7

Explanation: The filing reports a completed merger transaction resulting in a cash payout for shares and conversion of RSUs to cash awards. This is a definitive, positive event for the reporting person, providing liquidity and a clear valuation for their equity holdings, albeit with continued service requirements for the RSU cash awards.

Positives

• The reporting person received a cash payout of $10.30 per share for 136,840 common shares, totaling approximately $1,409,452.
• Unvested restricted stock units were converted into cash awards, providing a clear future cash entitlement based on the merger price, subject to continued service.

Negatives

• The reporting person no longer holds direct beneficial ownership of Integral Ad Science Holding Corp. common stock.
• The Converted Cash Awards for RSUs are subject to continued service, meaning the full value is not immediately realized if employment ceases before vesting.

Risks

• The Converted Cash Awards for unvested restricted stock units are contingent on the reporting person's continued service through the applicable vesting dates.

Future Outlook

The Converted Cash Awards for the unvested restricted stock units will vest and be payable at the time the original RSUs would have vested, contingent on the reporting person's continued service through those applicable vesting dates.

Industry Context

This Form 4 primarily details an insider transaction related to a corporate merger. It does not provide broader industry trends or competitive analysis. The merger itself implies consolidation or strategic acquisition within the ad tech or related sectors, but the filing does not elaborate.

Stakeholder Impact

• Shareholders: Existing shareholders of IAS would have received $10.30 per share in cash as a result of the merger.
• Employees: Employees holding RSUs, similar to the reporting person, would have their unvested RSUs converted into cash awards, subject to continued service.

Next Steps

• Continued service by Alexis Gil II for the vesting and payment of Converted Cash Awards.

Key Dates

Keywords

Integral Ad Science Holding Corp., IAS, Form 4, Merger, Stock Disposition, Restricted Stock Units, RSUs, Cash Awards, Officer Transaction, Alexis Gil II, Igloo Group Parent