Arbo · 13F Signal Engine

Insider

Form 4/4-A open-market insider transactions (officers, directors, 10% owners) · 224 transactions

Table I (non-derivative) transactions only -- common stock bought, sold, awarded, exercised, or tax-withheld. Covers this app's full ticker Universe (backfilled INSIDER_LOOKBACK_QUARTERS quarters back, continuously monitored) plus whatever the market-wide discovery has found beyond it. Informational only: never summed into the core flow ranking.

Ticker	Insider	Role	Type	Date	Shares	Price	Value	Notes	Filing
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2026-09-01	144	$338.74	$48,779	Disposed (33,605 owned after)	EDGAR
CB	CONNORS MICHAEL P	Director	Sale	2026-08-21	5,500	$345.00	$1,897,500	Disposed (12,803 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Sale	2026-07-28	8,502	$364.54	$3,099,319	Disposed (33,749 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Sale	2026-06-08	3,886	$322.08	$1,251,603	Disposed (28,858 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Option exercise	2026-06-08	3,886	$139.01	$540,193	Acquired (32,744 owned after)	EDGAR
CB	Keogh John W	President &COO	Gift	2026-05-28	1,352	—	—	Disposed (140,969 owned after)	EDGAR
CB	Keogh John W	President &COO	Gift	2026-05-27	61,000	—	—	Disposed (142,321 owned after)	EDGAR
CB	Keogh John W	President &COO	Sale	2026-05-27	2,824	$321.95	$909,185	Disposed (203,321 owned after)	EDGAR
CB	Keogh John W	President &COO	Sale	2026-05-27	20,176	$321.45	$6,485,555	Disposed (206,145 owned after)	EDGAR
CB	Steimer Olivier	Director	Award	2026-05-21	681	—	—	Acquired (26,160 owned after)	EDGAR
CB	BURKE SHEILA P	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (8,587 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2026-05-21	1,352	$330.26	$446,512	Disposed (18,649 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Disposition	2026-05-21	282	—	—	Disposed (20,001 owned after)	EDGAR
CB	CORBAT MICHAEL	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (2,938 owned after)	EDGAR
CB	CORBAT MICHAEL	Director	Award	2026-05-21	681	—	—	Acquired (3,131 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Disposition	2026-05-21	243	—	—	Disposed (24,527 owned after)	EDGAR
CB	HUGIN ROBERT J	Director	Award	2026-05-21	1,135	—	—	Acquired (21,626 owned after)	EDGAR
CB	SCULLY ROBERT W	Director	Tax withholding	2026-05-21	356	$330.26	$117,573	Disposed (20,397 owned after)	EDGAR
CB	SCULLY ROBERT W	Director	Award	2026-05-21	1,256	—	—	Acquired (20,753 owned after)	EDGAR
CB	Keogh John W	President &COO	Tax withholding	2026-05-21	29,556	$330.26	$9,761,165	Disposed (226,321 owned after)	EDGAR
CB	Keogh John W	President &COO	Disposition	2026-05-21	5,033	—	—	Disposed (255,877 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2026-05-21	5,820	$330.26	$1,922,113	Disposed (28,858 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Disposition	2026-05-21	924	—	—	Disposed (34,678 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Tax withholding	2026-05-21	73,555	$330.26	$24,292,274	Disposed (461,791 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Disposition	2026-05-21	11,253	—	—	Disposed (535,346 owned after)	EDGAR
CB	SIDWELL DAVID H	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (15,321 owned after)	EDGAR
CB	SIDWELL DAVID H	Director	Award	2026-05-21	757	—	—	Acquired (15,514 owned after)	EDGAR
CB	CONNORS MICHAEL P	Director	Award	2026-05-21	681	—	—	Acquired (18,496 owned after)	EDGAR
CB	CONNORS MICHAEL P	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (18,303 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Disposition	2026-05-21	1,797	—	—	Disposed (54,415 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2026-05-21	12,164	$330.26	$4,017,283	Disposed (42,251 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Disposition	2026-05-21	216	—	—	Disposed (41,967 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2026-05-21	1,106	$330.26	$365,268	Disposed (40,861 owned after)	EDGAR
CB	TOWNSEND FRANCES F	Director	Award	2026-05-21	681	—	—	Acquired (5,507 owned after)	EDGAR
CB	TOWNSEND FRANCES F	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (5,314 owned after)	EDGAR
CB	ATIEH MICHAEL G	Director	Sale	2026-05-21	578	$329.53	$190,468	Disposed (40,014 owned after)	EDGAR
CB	ATIEH MICHAEL G	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (40,592 owned after)	EDGAR
CB	ATIEH MICHAEL G	Director	Award	2026-05-21	681	—	—	Acquired (40,785 owned after)	EDGAR
CB	Chai Nelson	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (1,797 owned after)	EDGAR
CB	Chai Nelson	Director	Award	2026-05-21	681	—	—	Acquired (1,990 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2026-05-21	4,751	$330.26	$1,569,065	Disposed (5,588 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Disposition	2026-05-21	930	—	—	Disposed (10,339 owned after)	EDGAR
CB	Steimer Olivier	Director	Tax withholding	2026-05-21	41	$330.26	$13,541	Disposed (26,119 owned after)	EDGAR
CB	Buese Nancy	Director	Award	2026-05-21	1,135	—	—	Acquired (4,067 owned after)	EDGAR
CB	Buese Nancy	Director	Tax withholding	2026-05-21	321	$330.26	$106,013	Disposed (3,746 owned after)	EDGAR
CB	Shasta Theodore	Director	Award	2026-05-21	681	—	—	Acquired (16,262 owned after)	EDGAR
CB	Shasta Theodore	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (16,069 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Disposition	2026-05-21	1,869	—	—	Disposed (41,443 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Tax withholding	2026-05-21	11,730	$330.26	$3,873,950	Disposed (29,713 owned after)	EDGAR
CB	Hu Fred	Director	Award	2026-05-21	1,135	—	—	Acquired (1,906 owned after)	EDGAR
CB	Hu Fred	Director	Tax withholding	2026-05-21	193	$330.26	$63,740	Disposed (1,713 owned after)	EDGAR
CB	Steimer Olivier	Director	Sale	2026-03-19	2,000	$329.30	$658,600	Disposed (25,467 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Sale	2026-03-06	770	$325.20	$250,408	Disposed (17,087 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Sale	2026-03-04	1,500	$336.62	$504,925	Disposed (24,770 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Sale	2026-03-03	7,645	$336.44	$2,572,084	Disposed (56,212 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2026-03-03	103	$338.30	$34,845	Disposed (17,857 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2026-03-03	48	$338.30	$16,238	Disposed (42,183 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2026-03-03	103	$338.30	$34,845	Disposed (20,283 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Award	2026-03-02	1,245	—	—	Acquired (20,386 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Award	2026-03-02	24,974	—	—	Acquired (521,625 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Award	2026-03-02	1,046	—	—	Acquired (26,270 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Award	2026-03-02	1,609	—	—	Acquired (23,615 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Award	2026-03-02	218	—	—	Acquired (42,231 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Award	2026-03-02	336	—	—	Acquired (42,013 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Award	2026-03-02	561	—	—	Acquired (41,677 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Award	2026-03-02	1,750	—	—	Acquired (62,107 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Award	2026-03-02	1,024	—	—	Acquired (17,960 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Award	2026-03-02	180	—	—	Acquired (16,936 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Award	2026-03-02	2,699	—	—	Acquired (40,613 owned after)	EDGAR
CB	Keogh John W	President &COO	Award	2026-03-02	7,221	—	—	Acquired (253,689 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Award	2026-03-02	452	—	—	Acquired (35,150 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2026-02-26	166	$337.92	$56,095	Disposed (34,698 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2026-02-26	80	$337.92	$27,034	Disposed (16,756 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2026-02-26	147	$337.92	$49,674	Disposed (19,141 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2026-02-26	52	$337.92	$17,572	Disposed (41,116 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2026-02-24	236	$336.85	$79,497	Disposed (60,357 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2026-02-24	90	$336.85	$30,317	Disposed (16,836 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Tax withholding	2026-02-24	209	$336.85	$70,402	Disposed (37,914 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2026-02-24	119	$336.85	$40,085	Disposed (41,168 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2026-02-24	179	$336.85	$60,296	Disposed (34,864 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2026-02-24	277	$336.85	$93,307	Disposed (11,269 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2026-02-24	144	$336.85	$48,506	Disposed (19,288 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2026-02-23	90	$333.39	$30,005	Disposed (16,926 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2026-02-23	185	$333.39	$61,677	Disposed (35,043 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2026-02-23	169	$333.39	$56,343	Disposed (19,432 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2026-02-23	130	$333.39	$43,341	Disposed (41,287 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2026-02-23	264	$333.39	$88,015	Disposed (11,546 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Sale	2026-02-13	3,900	$324.30	$1,264,775	Disposed (17,016 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Sale	2026-02-12	1,240	$328.97	$407,923	Disposed (20,916 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Sale	2026-02-12	14,925	$335.09	$5,001,273	Disposed (496,651 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Option exercise	2026-02-12	2,112	$118.39	$250,040	Acquired (22,156 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Option exercise	2026-02-06	13,181	$143.07	$1,885,806	Acquired (24,991 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Option exercise	2026-02-06	14,636	$133.90	$1,959,760	Acquired (26,446 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2026-02-06	13,181	$331.98	$4,375,828	Disposed (11,810 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2026-02-06	14,636	$331.98	$4,858,859	Disposed (11,810 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Sale	2026-02-05	15,060	$331.47	$4,991,867	Disposed (511,576 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Option exercise	2025-12-15	844	$118.39	$99,921	Acquired (526,636 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Sale	2025-12-02	864	$293.60	$253,666	Disposed (35,228 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Sale	2025-12-02	4,357	$295.04	$1,285,489	Disposed (36,092 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2025-11-24	10,580	$296.17	$3,133,479	Disposed (12,660 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2025-11-24	850	$295.19	$250,912	Disposed (1,585 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Gift	2025-11-24	850	—	—	Disposed (11,810 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Gift	2025-11-18	3,323	—	—	Disposed (525,792 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Sale	2025-11-14	16,375	$296.45	$4,854,369	Disposed (74,225 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Sale	2025-11-13	5,830	$297.08	$1,731,976	Disposed (60,593 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Option exercise	2025-10-27	23,698	$118.39	$2,805,606	Acquired (114,298 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Sale	2025-10-27	23,698	$281.00	$6,659,138	Disposed (90,600 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2025-09-01	144	$275.07	$39,610	Disposed (66,423 owned after)	EDGAR
CB	CORBAT MICHAEL	Director	Purchase	2025-07-25	425	$269.80	$114,665	Acquired (2,450 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Sale 10b5-1	2025-07-01	2,606	$290.04	$755,844	Disposed (91,180 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Sale 10b5-1	2025-07-01	2,907	$290.07	$843,233	Disposed (93,786 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Option exercise 10b5-1	2025-07-01	2,907	$118.39	$344,160	Acquired (96,693 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Tax withholding 10b5-1	2025-07-01	666	$289.59	$192,867	Disposed (90,514 owned after)	EDGAR
CB	Keogh John W	President & COO	Gift	2025-06-20	1,069	—	—	Disposed (246,468 owned after)	EDGAR
CB	ATIEH MICHAEL G	Director	Sale	2025-06-16	538	$287.56	$154,707	Disposed (39,474 owned after)	EDGAR
CB	Keogh John W	President & COO	Purchase	2025-06-06	9,809	$292.99	$2,873,939	Acquired (247,537 owned after)	EDGAR
CB	Keogh John W	President & COO	Sale	2025-06-06	9,793	$292.99	$2,869,251	Disposed (0 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Sale	2025-06-04	5,261	$293.16	$1,542,315	Disposed (66,567 owned after)	EDGAR
CB	Keogh John W	President & COO	Sale	2025-05-21	33,784	$290.23	$9,805,130	Disposed (258,419 owned after)	EDGAR
CB	Keogh John W	President & COO	Sale	2025-05-21	20,723	$290.24	$6,014,644	Disposed (237,728 owned after)	EDGAR
CB	Keogh John W	President & COO	Tax withholding	2025-05-21	250	$289.83	$72,458	Disposed (258,451 owned after)	EDGAR
CB	Keogh John W	President & COO	Tax withholding	2025-05-21	94	$290.31	$27,289	Disposed (258,701 owned after)	EDGAR
CB	Keogh John W	President & COO	Sale	2025-05-21	30,576	$290.24	$8,874,378	Disposed (258,795 owned after)	EDGAR
CB	Keogh John W	President & COO	Tax withholding	2025-05-21	108	$290.43	$31,366	Disposed (258,076 owned after)	EDGAR
CB	Keogh John W	President & COO	Option exercise	2025-05-21	31,295	$139.01	$4,350,318	Acquired (289,371 owned after)	EDGAR
CB	Keogh John W	President & COO	Option exercise	2025-05-21	34,628	$118.39	$4,099,609	Acquired (292,203 owned after)	EDGAR
CB	Keogh John W	President & COO	Tax withholding	2025-05-21	235	$290.45	$68,256	Disposed (258,184 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Sale	2025-05-20	6,504	$292.13	$1,900,014	Disposed (40,449 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Option exercise	2025-05-20	6,504	$118.39	$770,009	Acquired (46,953 owned after)	EDGAR
CB	SIDWELL DAVID H	Director	Tax withholding	2025-05-15	203	$292.05	$59,286	Disposed (14,757 owned after)	EDGAR
CB	SCULLY ROBERT W	Director	Tax withholding	2025-05-15	345	$292.05	$100,757	Disposed (19,497 owned after)	EDGAR
CB	Buese Nancy	Director	Tax withholding	2025-05-15	307	$292.05	$89,659	Disposed (2,932 owned after)	EDGAR
CB	Buese Nancy	Director	Award	2025-05-15	1,284	—	—	Acquired (3,239 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Disposition	2025-05-15	890	—	—	Disposed (44,996 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2025-05-15	4,547	$292.05	$1,327,951	Disposed (40,449 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Disposition	2025-05-15	247	—	—	Disposed (21,916 owned after)	EDGAR
CB	TOWNSEND FRANCES F	Director	Award	2025-05-15	771	—	—	Acquired (5,006 owned after)	EDGAR
CB	TOWNSEND FRANCES F	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (4,826 owned after)	EDGAR
CB	CONNORS MICHAEL P	Director	Award	2025-05-15	771	—	—	Acquired (17,995 owned after)	EDGAR
CB	CONNORS MICHAEL P	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (17,815 owned after)	EDGAR
CB	SCULLY ROBERT W	Director	Award	2025-05-15	1,421	—	—	Acquired (19,842 owned after)	EDGAR
CB	ATIEH MICHAEL G	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (40,012 owned after)	EDGAR
CB	ATIEH MICHAEL G	Director	Award	2025-05-15	771	—	—	Acquired (40,192 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2025-05-15	4,979	$292.05	$1,454,117	Disposed (23,240 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Disposition	2025-05-15	975	—	—	Disposed (28,219 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2025-05-15	1,278	$292.05	$373,240	Disposed (19,601 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Disposition	2025-05-15	271	—	—	Disposed (20,879 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Disposition	2025-05-15	227	—	—	Disposed (42,489 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2025-05-15	1,158	$292.05	$338,194	Disposed (41,331 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Disposition	2025-05-15	1,017	—	—	Disposed (42,907 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Tax withholding	2025-05-15	4,784	$292.05	$1,397,167	Disposed (38,123 owned after)	EDGAR
CB	Steimer Olivier	Director	Award	2025-05-15	771	—	—	Acquired (27,467 owned after)	EDGAR
CB	Steimer Olivier	Director	Tax withholding	2025-05-15	39	$292.05	$11,390	Disposed (27,428 owned after)	EDGAR
CB	CORBAT MICHAEL	Director	Award	2025-05-15	771	—	—	Acquired (2,205 owned after)	EDGAR
CB	CORBAT MICHAEL	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (2,025 owned after)	EDGAR
CB	SIDWELL DAVID H	Director	Award	2025-05-15	771	—	—	Acquired (14,960 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Disposition	2025-05-15	2,826	—	—	Disposed (105,879 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Tax withholding	2025-05-15	12,093	$292.05	$3,531,761	Disposed (93,786 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Disposition	2025-05-15	8,761	—	—	Disposed (575,634 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Tax withholding	2025-05-15	46,519	$292.05	$13,585,874	Disposed (529,115 owned after)	EDGAR
CB	BURKE SHEILA P	Director	Award	2025-05-15	771	—	—	Acquired (8,960 owned after)	EDGAR
CB	BURKE SHEILA P	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (8,780 owned after)	EDGAR
CB	HUGIN ROBERT J	Director	Award	2025-05-15	1,284	—	—	Acquired (20,491 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Disposition	2025-05-15	1,017	—	—	Disposed (77,405 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2025-05-15	5,577	$292.05	$1,628,763	Disposed (71,828 owned after)	EDGAR
CB	Keogh John W	President & COO	Disposition	2025-05-15	3,957	—	—	Disposed (276,419 owned after)	EDGAR
CB	Keogh John W	President & COO	Tax withholding	2025-05-15	18,844	$292.05	$5,503,390	Disposed (257,575 owned after)	EDGAR
CB	Hu Fred	Director	Award	2025-05-15	771	—	—	Acquired (771 owned after)	EDGAR
CB	Chai Nelson	Director	Award	2025-05-15	771	—	—	Acquired (1,489 owned after)	EDGAR
CB	Chai Nelson	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (1,309 owned after)	EDGAR
CB	Shasta Theodore	Director	Award	2025-05-15	771	—	—	Acquired (15,761 owned after)	EDGAR
CB	Shasta Theodore	Director	Tax withholding	2025-05-15	180	$292.05	$52,569	Disposed (15,581 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Tax withholding	2025-04-01	1,734	$301.40	$522,628	Disposed (43,924 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Sale	2025-03-20	12,231	$294.82	$3,605,943	Disposed (78,422 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Option exercise	2025-03-20	12,950	$139.01	$1,800,179	Acquired (90,653 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2025-03-18	2,427	$297.16	$721,207	Disposed (29,194 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2025-03-18	5,957	$296.52	$1,766,370	Disposed (31,621 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Sale	2025-03-18	6,364	$295.36	$1,879,671	Disposed (37,578 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Option exercise	2025-03-18	14,748	$139.01	$2,050,119	Acquired (43,942 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Sale	2025-03-14	763	$290.41	$221,583	Disposed (20,044 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Sale	2025-03-11	20,868	$291.26	$6,078,014	Disposed (589,255 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Sale	2025-03-11	4,860	$292.26	$1,420,384	Disposed (584,395 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Sale	2025-03-04	10,000	$286.96	$2,869,600	Disposed (77,703 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Award	2025-03-03	1,136	—	—	Acquired (22,163 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Award	2025-03-03	181	—	—	Acquired (44,133 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Award	2025-03-03	967	—	—	Acquired (44,919 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Award	2025-03-03	2,036	—	—	Acquired (85,667 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Award	2025-03-03	1,942	—	—	Acquired (106,763 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Award	2025-03-03	1,133	—	—	Acquired (21,150 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Award	2025-03-03	29,281	—	—	Acquired (580,842 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Award	2025-03-03	234	—	—	Acquired (42,716 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Award	2025-03-03	360	—	—	Acquired (42,482 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Award	2025-03-03	599	—	—	Acquired (42,122 owned after)	EDGAR
CB	Johns Bryce L.	Senior Vice President,*	Award	2025-03-03	1,748	—	—	Acquired (19,279 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Award	2025-03-03	1,269	—	—	Acquired (20,807 owned after)	EDGAR
CB	Keogh John W	President & COO	Award	2025-03-03	7,551	—	—	Acquired (272,825 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Award	2025-03-03	544	—	—	Acquired (46,309 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Award	2025-03-03	1,632	—	—	Acquired (45,765 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2025-02-26	127	$273.66	$34,755	Disposed (20,017 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2025-02-26	52	$273.66	$14,230	Disposed (41,523 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2025-02-26	166	$273.66	$45,428	Disposed (43,952 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2025-02-26	81	$273.66	$22,166	Disposed (19,538 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2025-02-25	98	$277.45	$27,190	Disposed (19,619 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2025-02-25	210	$277.45	$58,264	Disposed (29,194 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2025-02-25	121	$277.45	$33,571	Disposed (41,575 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2025-02-25	229	$277.45	$63,536	Disposed (83,631 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2025-02-25	89	$277.45	$24,693	Disposed (20,144 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2025-02-25	144	$277.45	$39,953	Disposed (44,118 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2025-02-24	91	$273.44	$24,883	Disposed (19,717 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2025-02-24	179	$273.44	$48,946	Disposed (44,262 owned after)	EDGAR
CB	Enns Peter C.	Executive Vice President and*	Tax withholding	2025-02-24	195	$273.44	$53,321	Disposed (45,658 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2025-02-24	120	$273.44	$32,813	Disposed (41,696 owned after)	EDGAR
CB	Wayland Joseph F	Executive Vice President and*	Tax withholding	2025-02-24	241	$273.44	$65,899	Disposed (83,860 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2025-02-24	196	$273.44	$53,594	Disposed (29,404 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2025-02-24	98	$273.44	$26,797	Disposed (20,233 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Tax withholding	2025-02-23	91	$267.25	$24,320	Disposed (19,808 owned after)	EDGAR
CB	BOROUGHS TIMOTHY ALAN	Executive Vice President*	Tax withholding	2025-02-23	197	$267.25	$52,648	Disposed (29,600 owned after)	EDGAR
CB	O'Brien Frances D.	Chief Risk Officer	Tax withholding	2025-02-23	133	$267.25	$35,544	Disposed (41,816 owned after)	EDGAR
CB	McNamee Paul	Executive Vice President*	Tax withholding	2025-02-23	115	$267.25	$30,734	Disposed (20,331 owned after)	EDGAR
CB	Ortega Juan Luis	Executive Vice President*	Tax withholding	2025-02-23	190	$267.25	$50,778	Disposed (44,441 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Sale	2025-02-11	1,007	$267.63	$269,503	Disposed (19,899 owned after)	EDGAR
CB	Ohsiek George F.	Chief Accounting Officer	Option exercise	2025-02-11	2,091	$114.78	$240,005	Acquired (20,906 owned after)	EDGAR
CB	Lupica John J	Vice Chrm, Chubb Group*	Option exercise	2024-12-20	871	$114.78	$99,973	Acquired (104,821 owned after)	EDGAR
CB	GREENBERG EVAN G	Chairman & CEO	Gift	2024-12-16	2,103	—	—	Disposed (551,561 owned after)	EDGAR

Long US-equity 13F disclosures only · up to 45-day reporting lag · sells = reduce/avoid, not short. JSON: /api/signals · /api/funds · /api/status