Frances D. O'Brien

Date	Company	Security	Transaction	Code	Indirect	10b5-1	$Price	#Shares	$Value	#Remaining
16 May 24	CB Chubb Limited	Common Shares	Payment of exercise	Dispose F	No	No	264.88	1,297	343.55 k	41,851
27 Feb 24	CB Chubb Limited	Common Shares	Payment of exercise	Dispose F	No	No	254.87	274	69.83 k	43,148
26 Feb 24	CB Chubb Limited	Common Shares	Grant	Acquire A	No	No	0	653	0.00	43,422
26 Feb 24	CB Chubb Limited	Performance Stock Units Common Shares	Grant	Acquire A	No	No	0	1,273	0.00	3,231
26 Feb 24	CB Chubb Limited	Performance Stock Units Common Shares	Grant	Acquire A	No	No	0	1,958	0.00	1,958
26 Feb 24	CB Chubb Limited	Options to Acquire Common Shares Common Shares	Grant	Acquire A	No	No	254.84	3,481	887.10 k	33,387
25 Feb 24	CB Chubb Limited	Common Shares	Payment of exercise	Dispose F	No	No	256.01	121	30.98 k	42,769
24 Feb 24	CB Chubb Limited	Common Shares	Payment of exercise	Dispose F	No	No	256.01	118	30.21 k	42,890
23 Feb 24	CB Chubb Limited	Common Shares	Payment of exercise	Dispose F	No	No	256.01	131	33.54 k	43,008

Data from 3, 4 and 5 filings. Values as filed, not updated for current price.