O'Brien Frances D. 4

What Happened

• Frances D. O'Brien, Chief Risk Officer of Chubb Ltd (CB), had 119 common shares disposed on 2026-02-24 as a tax-withholding action related to equity compensation. The shares were valued at $336.85 each for a total of $40,085 (reported as a disposition).

Key Details

• Transaction date and price: 2026-02-24 at $336.85 per share.
• Shares involved: 119 shares withheld/disposed; total value ≈ $40,085.
• Transaction type/code: F — common shares withheld to pay tax liability (net share settlement), not an open-market sell by choice.
• Shares owned after transaction: Not specified in this Form 4 filing.
• Filing date / timeliness: Report filed 2026-02-26 (within normal SEC reporting window).

Context

• This was a tax-withholding/net settlement (common when options vest or awards are settled). It typically reflects withholding to cover tax obligations and is not generally interpreted as a directional buy/sell signal by itself.
• No indication of a 10% owner status, 10b5-1 plan, or other trading plan in this filing.