System1, Inc.·4

Jan 29, 7:23 PM ET

Weinrot Daniel J 4

Research Summary

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System1 (SST) GC Daniel J. Weinrot Withholds 211 Shares for Taxes

What Happened Daniel J. Weinrot, General Counsel & Secretary of System1, had 375 restricted stock units (RSUs) vest on January 28, 2026. To satisfy the resulting tax withholding obligation, the company withheld 211 shares (transaction code F) at $4.18 per share, a withholding value of $882. The remaining shares from that vesting equal 164 shares (375 vested − 211 withheld) that were/net to the reporting person.

Key Details

  • Transaction date: 2026-01-28; filing dated 2026-01-29 (timely).
  • Withheld: 211 shares at $4.18/share, total value ~$882 (tax withholding, not an open-market sale).
  • Vesting: 375 RSUs vested; 211 shares withheld to cover taxes.
  • Holdings note (footnote): Includes 55,180 unvested RSUs still outstanding for the reporting person.
  • Transaction code: F = payment of exercise price or tax liability (share withholding).

Context This was an administrative tax-withholding action tied to RSU vesting, not an open-market sale or a buy. Such withholdings are routine and reflect payroll/tax obligations rather than a directional insider trade signal.