Michael Oreilly

CIK 1192729 · View on SEC EDGAR ↗

Insider

First SEC filing: May 7, 2008 · Latest: May 7, 2008

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 61 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

61 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 15, 2026	MKL	J	90	$1668.65	$150,178	3,935 Direct	+2.34%	Acquired	9.0% (price as of 2026-08-19)
May 20, 2026	MKL	A	89	—	—	3,845 Direct	+2.37%	Acquired	(price as of 2026-08-19)
June 13, 2025	MKL	J	81	$1735.89	$140,607	3,756 Direct	+2.20%	Acquired	4.8% (price as of 2026-08-19)
May 21, 2025	MKL	A	88	—	—	3,675 Direct	+2.45%	Acquired	(price as of 2026-08-19)
June 14, 2024	MKL	J	101	$1389.66	$140,356	3,587 Direct	+2.90%	Acquired	30.9% (price as of 2026-08-19)
May 22, 2024	MKL	A	100	—	—	3,486 Direct	+2.95%	Acquired	(price as of 2026-08-19)
June 15, 2023	MKL	J	116	$1204.63	$139,737	3,386 Direct	+3.55%	Acquired	51.0% (price as of 2026-08-19)
May 17, 2023	MKL	A	122	—	—	3,270 Direct	+3.88%	Acquired	(price as of 2026-08-19)
May 13, 2022	MKL	J	117	$1192.90	$139,569	3,148 Direct	+3.86%	Acquired	52.5% (price as of 2026-08-19)
May 11, 2022	MKL	A	129	—	—	3,031 Direct	+4.45%	Acquired	(price as of 2026-08-19)
May 14, 2021	MKL	J	108	$1109.99	$119,879	2,902 Direct	+3.87%	Acquired	63.9% (price as of 2026-08-19)
May 10, 2021	MKL	A	103	—	—	2,794 Direct	+3.83%	Acquired	(price as of 2026-08-19)
June 12, 2020	MKL	J	11	$972.98	$10,703	2,691 Direct	+0.41%	Acquired	86.9% (price as of 2026-08-19)
May 11, 2020	MKL	J	109	$870.97	$94,936	2,680 Direct	+4.24%	Acquired	108.8% (price as of 2026-08-19)
May 11, 2020	MKL	A	146	—	—	2,571 Direct	+6.02%	Acquired	(price as of 2026-08-19)
March 12, 2020	MKL	J	9	$1153.38	$10,380	2,425 Direct	+0.37%	Acquired	57.7% (price as of 2026-08-19)
May 13, 2019	MKL	A	121	—	—	2,324 Direct	+5.49%	Acquired	(price as of 2026-08-19)
May 13, 2019	MKL	J	92	$1032.92	$95,029	2,416 Direct	+3.96%	Acquired	76.1% (price as of 2026-08-19)
March 12, 2019	MKL	J	8	$954.92	$7,639	2,203 Direct	+0.36%	Acquired	90.5% (price as of 2026-08-19)
May 16, 2018	MKL	J	84	$1132.03	$95,091	2,186 Direct	+4.00%	Acquired	60.7% (price as of 2026-08-19)
May 14, 2018	MKL	A	110	—	—	2,102 Direct	+5.52%	Acquired	(price as of 2026-08-19)
May 15, 2017	MKL	J	79	$954.51	$75,406	1,992 Direct	+4.13%	Acquired	90.6% (price as of 2026-08-19)
May 15, 2017	MKL	A	105	—	—	1,914 Direct	+5.80%	Acquired	(price as of 2026-08-19)
March 10, 2017	MKL	J	8	$979.18	$7,833	1,809 Direct	+0.44%	Acquired	85.7% (price as of 2026-08-19)
May 16, 2016	MKL	J	79	$954.49	$75,405	1,801 Direct	+4.59%	Acquired	90.6% (price as of 2026-08-19)
May 16, 2016	MKL	A	105	—	—	1,722 Direct	+6.49%	Acquired	(price as of 2026-08-19)
March 10, 2016	MKL	J	10	$884.98	$8,850	1,617 Direct	+0.62%	Acquired	105.5% (price as of 2026-08-19)
May 11, 2015	MKL	J	97	$775.71	$75,244	1,608 Direct	+6.42%	Acquired	134.5% (price as of 2026-08-19)
May 11, 2015	MKL	A	129	—	—	1,511 Direct	+9.33%	Acquired	(price as of 2026-08-19)
May 12, 2014	MKL	A	157	—	—	1,382 Direct	+12.82%	Acquired	(price as of 2026-08-19)
May 13, 2013	MKL	A	190	—	—	1,225 Direct	+18.36%	Acquired	(price as of 2026-08-19)
May 1, 2013	MKL	A	1,035	—	—	1,035 Direct	—	Acquired	(price as of 2026-08-19)
May 5, 2008	20171	M	45,904	$36.84	$1,691,103	249,725 Direct	+22.52%	Acquired
May 5, 2008	20171	M	45,906	$36.84	$1,691,177	203,821 Direct	+29.07%	Acquired
May 5, 2008	20171	A	75,527	$53.68	$4,054,289	75,527 Direct	—	Acquired
May 5, 2008	20171	M	45,906	—	—	0 Direct	-100.00%	Disposed
May 5, 2008	20171	M	45,904	—	—	0 Direct	-100.00%	Disposed
May 5, 2008	20171	F	63,015	$53.68	$3,382,645	164,772 Direct	-27.66%	Disposed
May 5, 2008	20171	F	12,512	$53.68	$671,644	227,787 Direct	-5.21%	Disposed
May 5, 2008	20171	S	4,600	$53.76	$247,296	240,299 Direct	-1.88%	Disposed
May 5, 2008	20171	S	2,900	$53.75	$155,875	244,899 Direct	-1.17%	Disposed
May 5, 2008	20171	S	1,200	$53.77	$64,524	247,799 Direct	-0.48%	Disposed
May 5, 2008	20171	G	480	—	—	248,999 Direct	-0.19%	Disposed
May 5, 2008	20171	S	200	$53.74	$10,748	249,479 Direct	-0.08%	Disposed
May 5, 2008	20171	S	46	$53.78	$2,474	249,679 Direct	-0.02%	Disposed
March 12, 2008	20171	A	12,398	$50.41	$624,983	12,398 Direct	—	Acquired
March 3, 2008	20171	M	15,820	—	—	0 Direct	-100.00%	Disposed
March 3, 2008	20171	F	6,874	$50.18	$344,937	157,915 Direct	-4.17%	Disposed
March 3, 2008	20171	M	15,820	$50.18	$793,848	164,789 Direct	+10.62%	Acquired
Feb. 26, 2008	20171	A	74,131	$53.98	$4,001,591	74,131 Direct	—	Acquired
Feb. 26, 2008	20171	M	92,014	$35.43	$3,260,056	0 Direct	-100.00%	Disposed
Feb. 26, 2008	20171	F	60,390	$53.98	$3,259,852	148,969 Direct	-28.85%	Disposed
Feb. 26, 2008	20171	F	13,741	$53.98	$741,739	209,359 Direct	-6.16%	Disposed
Feb. 26, 2008	20171	M	92,014	$35.43	$3,260,056	223,100 Direct	+70.19%	Acquired
Feb. 26, 2008	20171	S	734	$53.93	$39,585	131,086 Direct	-0.56%	Disposed
Feb. 26, 2008	20171	S	500	$53.89	$26,945	131,820 Direct	-0.38%	Disposed
Feb. 26, 2008	20171	S	200	$53.88	$10,776	132,320 Direct	-0.15%	Disposed
Feb. 26, 2008	20171	S	600	$53.87	$32,322	132,520 Direct	-0.45%	Disposed
Feb. 26, 2008	20171	S	300	$53.82	$16,146	133,120 Direct	-0.22%	Disposed
Feb. 26, 2008	20171	S	746	$53.80	$40,135	133,420 Direct	-0.56%	Disposed
Feb. 26, 2008	20171	S	554	$53.79	$29,800	134,166 Direct	-0.41%	Disposed
Feb. 26, 2008	20171	S	500	$53.78	$26,890	134,720 Direct	-0.37%	Disposed
Feb. 26, 2008	20171	S	500	$53.76	$26,880	135,220 Direct	-0.37%	Disposed
Feb. 26, 2008	20171	A	74,132	$53.98	$4,001,645	74,132 Direct	—	Acquired
Feb. 26, 2008	20171	M	92,014	$35.43	$3,260,056	0 Direct	-100.00%	Disposed
Feb. 26, 2008	20171	F	60,391	$53.98	$3,259,906	148,968 Direct	-28.85%	Disposed
Feb. 26, 2008	20171	F	13,741	$53.98	$741,739	209,359 Direct	-6.16%	Disposed
Feb. 26, 2008	20171	M	92,014	$35.43	$3,260,056	223,100 Direct	+70.19%	Acquired
Feb. 26, 2008	20171	S	2,000	$53.75	$107,500	135,720 Direct	-1.45%	Disposed
Feb. 26, 2008	20171	S	440	$53.74	$23,646	137,720 Direct	-0.32%	Disposed
Feb. 26, 2008	20171	S	2,460	$53.73	$132,176	138,160 Direct	-1.75%	Disposed
Feb. 26, 2008	20171	S	800	$53.71	$42,968	140,620 Direct	-0.57%	Disposed
Feb. 26, 2008	20171	S	400	$53.69	$21,476	141,420 Direct	-0.28%	Disposed
Feb. 26, 2008	20171	S	1,100	$53.68	$59,048	141,820 Direct	-0.77%	Disposed
Feb. 26, 2008	20171	S	800	$53.67	$42,936	142,920 Direct	-0.56%	Disposed
Feb. 26, 2008	20171	S	1,600	$53.66	$85,856	143,720 Direct	-1.10%	Disposed
Feb. 26, 2008	20171	S	1,800	$53.65	$96,570	145,320 Direct	-1.22%	Disposed
Feb. 26, 2008	20171	S	1,300	$53.64	$69,732	147,120 Direct	-0.88%	Disposed
Feb. 26, 2008	20171	S	1,002	$53.63	$53,737	148,420 Direct	-0.67%	Disposed
Feb. 26, 2008	20171	S	2,800	$53.62	$150,136	149,422 Direct	-1.84%	Disposed
Feb. 26, 2008	20171	S	900	$53.61	$48,249	152,222 Direct	-0.59%	Disposed
Feb. 26, 2008	20171	S	300	$53.60	$16,080	153,122 Direct	-0.20%	Disposed
Feb. 26, 2008	20171	S	1,400	$53.58	$75,012	153,422 Direct	-0.90%	Disposed
Feb. 26, 2008	20171	S	1,200	$53.57	$64,284	154,822 Direct	-0.77%	Disposed
Feb. 26, 2008	20171	S	2,400	$53.56	$128,544	156,022 Direct	-1.51%	Disposed
Feb. 26, 2008	20171	S	3,500	$53.54	$187,390	158,422 Direct	-2.16%	Disposed
Feb. 26, 2008	20171	S	1,098	$53.53	$58,776	161,922 Direct	-0.67%	Disposed
Feb. 26, 2008	20171	S	2,100	$53.52	$112,392	163,020 Direct	-1.27%	Disposed
Feb. 26, 2008	20171	S	1,500	$53.51	$80,265	165,120 Direct	-0.90%	Disposed
Feb. 26, 2008	20171	S	3,000	$53.49	$160,470	166,620 Direct	-1.77%	Disposed
Feb. 6, 2008	20171	M	94,924	—	—	0 Direct	-100.00%	Disposed
Feb. 6, 2008	20171	F	26,299	$52.40	$1,378,068	169,620 Direct	-13.42%	Disposed
Feb. 6, 2008	20171	M	64,833	$52.40	$3,397,249	195,919 Direct	+49.46%	Acquired
Dec. 19, 2007	20171	G	50	—	—	131,086 Direct	-0.04%	Disposed
Dec. 19, 2007	20171	G	50	—	—	131,136 Direct	-0.04%	Disposed
Dec. 19, 2007	20171	G	50	—	—	131,186 Direct	-0.04%	Disposed
Dec. 19, 2007	20171	G	50	—	—	131,236 Direct	-0.04%	Disposed
Dec. 3, 2007	20171	S	600	$54.47	$32,682	131,286 Direct	-0.45%	Disposed
Dec. 3, 2007	20171	S	200	$54.43	$10,886	131,886 Direct	-0.15%	Disposed
Dec. 3, 2007	20171	S	200	$54.41	$10,882	132,086 Direct	-0.15%	Disposed

Showing latest 100 of 328 transactions

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
May 5, 2008	20171	STOCK OPTION [F1]	Common (75,527)	$53.68	March 7, 2012	75,527	Acquired
May 5, 2008	20171	STOCK OPTION [F1]	Common (45,906)	$36.84	March 7, 2012	45,906	Disposed
May 5, 2008	20171	STOCK OPTION [F1]	Common (45,904)	$36.84	March 7, 2012	45,904	Disposed
March 12, 2008	20171	RESTRICTED STOCK UNITS 2008 [F1]	COMMON (12,398)	—	—	12,398	Acquired
March 3, 2008	20171	RESTRICTED STOCK UNIT 2005	COMMON (15,820)	—	—	15,820	Disposed
Feb. 26, 2008	20171	STOCK OPTION [F1]	COMMON (74,131)	$53.98	March 1, 2011	74,131	Acquired
Feb. 26, 2008	20171	STOCK OPTION	COMMON (92,014)	$35.43	March 1, 2011	92,014	Disposed
Feb. 26, 2008	20171	STOCK OPTION [F1]	COMMON (74,132)	$53.98	March 1, 2011	74,132	Acquired
Feb. 26, 2008	20171	STOCK OPTION	COMMON (92,014)	$35.43	March 1, 2011	92,014	Disposed
Feb. 6, 2008	20171	PERFORMANCE SHARES 2005	COMMON (94,924)	—	Dec. 31, 2007	94,924	Disposed
June 28, 2007	20171	RESTRICTED STOCK UNIT 2004 [F2]	COMMON (19,678)	—	—	19,678	Disposed
June 18, 2007	20171	STOCK OPTION [F1]	COMMON (44,978)	$39.48	March 4, 2008	44,978	Disposed
March 1, 2007	20171	RESTRICTED STOCK UNIT 2007 [F1]	COMMON (12,425)	—	—	12,425	Acquired
Feb. 22, 2007	20171	STOCK OPTION [F1]	COMMON (1,874)	$53.35	March 1, 2011	1,874	Acquired
Feb. 22, 2007	20171	STOCK OPTION [F1]	COMMON (2,822)	$35.43	March 1, 2011	2,822	Disposed
Feb. 22, 2007	20171	STOCK OPTION [F1]	COMMON (2,810)	$53.35	March 2, 2010	2,810	Acquired
Feb. 22, 2007	20171	STOCK OPTION [F1]	COMMON (6,252)	$23.98	March 2, 2010	6,252	Disposed
Feb. 22, 2007	20171	STOCK OPTION [F1]	COMMON (3,344)	$29.89	March 10, 2009	3,344	Disposed
Feb. 22, 2007	20171	STOCK OPTION [F1]	COMMON (2,532)	$39.48	March 4, 2008	2,532	Disposed
Feb. 6, 2007	20171	PERFORMANCE SHARES 2004	COMMON (118,072)	—	Dec. 31, 2006	118,072	Disposed
Feb. 1, 2007	20171	STOCK OPTION [F1]	COMMON (45,906)	$46.05	March 7, 2012	45,906	Disposed
Feb. 1, 2007	20171	STOCK OPTION [F1]	COMMON (45,904)	$46.05	March 7, 2012	45,904	Disposed
March 2, 2006	20171	RESTRICTED STOCK UNIT 2006 [F1]	COMMON (6,561)	—	—	6,561	Acquired
Feb. 8, 2006	20171	STOCK OPTION [F1]	COMMON (12,419)	$88.56	March 1, 2006	12,419	Disposed
Feb. 6, 2006	20171	STOCK OPTION [F1]	COMMON (20,000)	$88.56	March 1, 2006	20,000	Disposed
Feb. 3, 2006	20171	STOCK OPTION [F1]	COMMON (5,000)	$88.56	March 1, 2006	5,000	Disposed
Feb. 2, 2006	20171	STOCK OPTION [F1]	COMMON (1)	$59.78	March 10, 2009	1	Disposed
Feb. 2, 2006	20171	STOCK OPTION [F1]	COMMON (9,999)	$88.56	March 1, 2006	9,999	Disposed
Aug. 25, 2005	20171	STOCK OPTION [F1]	COMMON (13,878)	$59.78	March 10, 2009	13,878	Disposed
Aug. 24, 2005	20171	STOCK OPTION [F1]	COMMON (4,900)	$59.78	March 10, 2009	4,900	Disposed
Aug. 23, 2005	20171	STOCK OPTION [F1]	COMMON (15,000)	$59.78	March 10, 2009	15,000	Disposed
Aug. 10, 2005	20171	STOCK OPTION [F1]	COMMON (19,999)	$59.78	March 10, 2009	19,999	Disposed
Aug. 10, 2005	20171	STOCK OPTION [F1]	COMMON (1,645)	$60.75	March 5, 2007	1,645	Disposed
May 6, 2005	20171	STOCK OPTION [F1]	COMMON (10,000)	$59.78	March 10, 2009	10,000	Disposed
May 4, 2005	20171	STOCK OPTION [F1]	COMMON (38,037)	$46.05	March 6, 2013	38,037	Disposed
April 29, 2005	20171	STOCK OPTION [F1]	COMMON (38,037)	$57.56	March 6, 2008	38,037	Disposed
March 3, 2005	20171	RESTRICTED STOCK UNIT 2005 [F3]	COMMON (7,910)	—	—	7,910	Acquired
March 3, 2005	20171	PERFORMANCE SHARES 2005 [F2]	COMMON (47,462)	—	—	47,462	Acquired
March 3, 2005	20171	PERFORMANCE SHARES	COMMON (13,742)	—	March 31, 2005	13,742	Disposed
Feb. 8, 2005	20171	STOCK OPTION [F1]	COMMON (12,650)	$60.75	March 5, 2007	12,650	Disposed
Feb. 8, 2005	20171	STOCK OPTION [F1]	COMMON (2,052)	$48.75	Feb. 27, 2006	2,052	Disposed
Feb. 8, 2005	20171	STOCK OPTION [F1]	COMMON (2,436)	$41.03	June 8, 2005	2,436	Disposed
April 28, 2004	20171	STOCK OPTION [F1]	COMMON (38,036)	$46.05	March 6, 2013	38,036	Disposed
April 28, 2004	20171	STOCK OPTION [F1]	COMMON (38,036)	$57.56	March 6, 2008	38,036	Disposed
April 27, 2004	20171	RESTRICTED STOCK UNIT [F2]	COMMON (9,839)	—	—	9,839	Acquired
April 27, 2004	20171	PERFORMANCE SHARE [F1]	COMMON (59,036)	—	—	59,036	Acquired
March 10, 2004	20171	STOCK OPTION [F1]	COMMON (3,705)	$60.75	March 5, 2007	3,705	Disposed
March 10, 2004	20171	STOCK OPTION [F1]	COMMON (68,495)	$59.96	March 2, 2005	68,495	Disposed
March 10, 2004	20171	STOCK OPTION [F1]	COMMON (2,440)	$40.97	June 8, 2004	2,440	Disposed
March 4, 2004	20171	PERFORMANCE SHARES	COMMON (14,290)	$0.00	March 31, 2004	14,290	Disposed
March 6, 2003	20171	PERFORMANCE SHARE	COMMON (13,288)	$0.00	Aug. 8, 1988	13,288	Disposed
March 6, 2003	20171	STOCK OPTION [F1]	COMMON (38,036)	$57.56	March 6, 2008	38,036	Acquired
March 6, 2003	20171	STOCK OPTION [F1]	COMMON (38,037)	$57.56	March 6, 2008	38,037	Acquired
March 6, 2003	20171	STOCK OPTION [F1]	COMMON (38,036)	$46.05	March 6, 2013	38,036	Acquired
March 6, 2003	20171	STOCK OPTION [F1]	COMMON (38,037)	$46.05	March 6, 2013	38,037	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Initial ownership (Form 3) 1 holding

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
May 1, 2013	MKL	Common Stock	0	Direct