Charles Bonomo

Insider

First SEC filing: Aug. 6, 2021 · Latest: Aug. 6, 2021

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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.

Insider at

MSM selling Feb. 4, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 96 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

96 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 27, 2021	MSM	A	91	—	—	1,591 Direct	+6.07%	Acquired	(price as of 2026-08-20)
April 27, 2021	MSM	A	86	—	—	1,500 Direct	+6.08%	Acquired	(price as of 2026-08-20)
Feb. 4, 2021	MSM	S	4,298	$84.01	$361,075	2,643 Direct	-61.92%	Disposed	41.0% (price as of 2026-08-20)
Jan. 26, 2021	MSM	A	97	—	—	1,414 Direct	+7.37%	Acquired	(price as of 2026-08-20)
Dec. 15, 2020	MSM	A	411	—	—	1,317 Direct	+45.36%	Acquired	(price as of 2026-08-20)
Nov. 24, 2020	MSM	A	85	—	—	906 Direct	+10.35%	Acquired	(price as of 2026-08-20)
Nov. 6, 2020	MSM	M	859	—	—	2,580 Direct	-24.98%	Disposed	(price as of 2026-08-20)
Nov. 6, 2020	MSM	M	100	—	—	821 Direct	-10.86%	Disposed	(price as of 2026-08-20)
Nov. 6, 2020	MSM	A	3,509	—	—	3,509 Direct	—	Acquired	(price as of 2026-08-20)
Nov. 6, 2020	MSM	F	326	$74.79	$24,382	6,942 Direct	-4.49%	Disposed	58.4% (price as of 2026-08-20)
Nov. 6, 2020	MSM	M	100	—	—	7,268 Direct	+1.40%	Acquired	(price as of 2026-08-20)
Nov. 6, 2020	MSM	M	859	—	—	7,168 Direct	+13.62%	Acquired	(price as of 2026-08-20)
Oct. 26, 2020	MSM	M	128	—	—	921 Direct	-12.20%	Disposed	(price as of 2026-08-20)
Oct. 26, 2020	MSM	M	612	—	—	612 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Oct. 26, 2020	MSM	F	252	$66.29	$16,705	6,233 Direct	-3.89%	Disposed	78.7% (price as of 2026-08-20)
Oct. 26, 2020	MSM	M	128	—	—	6,485 Direct	+2.01%	Acquired	(price as of 2026-08-20)
Oct. 26, 2020	MSM	M	612	—	—	6,357 Direct	+10.65%	Acquired	(price as of 2026-08-20)
Oct. 20, 2020	MSM	M	89	—	—	5,940 Direct	+1.52%	Acquired	(price as of 2026-08-20)
Oct. 20, 2020	MSM	M	484	—	—	968 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Oct. 20, 2020	MSM	M	89	—	—	1,049 Direct	-7.82%	Disposed	(price as of 2026-08-20)
Oct. 20, 2020	MSM	F	195	$67.13	$13,090	5,745 Direct	-3.28%	Disposed	76.5% (price as of 2026-08-20)
Oct. 20, 2020	MSM	M	484	—	—	5,851 Direct	+9.02%	Acquired	(price as of 2026-08-20)
Oct. 19, 2020	MSM	M	157	—	—	1,138 Direct	-12.12%	Disposed	(price as of 2026-08-20)
Oct. 19, 2020	MSM	M	654	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Oct. 19, 2020	MSM	F	276	$65.82	$18,166	5,367 Direct	-4.89%	Disposed	80.0% (price as of 2026-08-20)
Oct. 19, 2020	MSM	M	157	—	—	5,643 Direct	+2.86%	Acquired	(price as of 2026-08-20)
Oct. 19, 2020	MSM	M	654	—	—	5,486 Direct	+13.53%	Acquired	(price as of 2026-08-20)
Oct. 17, 2020	MSM	M	71	—	—	1,295 Direct	-5.20%	Disposed	(price as of 2026-08-20)
Oct. 17, 2020	MSM	M	462	—	—	1,389 Direct	-24.96%	Disposed	(price as of 2026-08-20)
Oct. 17, 2020	MSM	F	181	$66.57	$12,049	4,832 Direct	-3.61%	Disposed	78.0% (price as of 2026-08-20)
Oct. 17, 2020	MSM	M	71	—	—	5,013 Direct	+1.44%	Acquired	(price as of 2026-08-20)
Oct. 17, 2020	MSM	M	462	—	—	4,942 Direct	+10.31%	Acquired	(price as of 2026-08-20)
July 28, 2020	MSM	A	111	—	—	1,367 Direct	+8.84%	Acquired	(price as of 2026-08-20)
May 22, 2020	MSM	A	11,578	—	—	11,578 Direct	—	Acquired	(price as of 2026-08-20)
May 22, 2020	MSM	D	11,578	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 22, 2020	MSM	A	13,584	—	—	13,584 Direct	—	Acquired	(price as of 2026-08-20)
May 22, 2020	MSM	D	13,584	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
April 28, 2020	MSM	A	119	—	—	1,256 Direct	+10.47%	Acquired	(price as of 2026-08-20)
Feb. 5, 2020	MSM	A	721	—	—	1,137 Direct	+173.32%	Acquired	(price as of 2026-08-20)
Jan. 14, 2020	MSM	M	14,404	$71.33	$1,027,437	4,802 Direct	-75.00%	Disposed	66.1% (price as of 2026-08-20)
Jan. 14, 2020	MSM	M	9,807	$58.90	$577,632	0 Direct	-100.00%	Disposed	101.1% (price as of 2026-08-20)
Jan. 14, 2020	MSM	S	24,211	$77.50	$1,876,352	4,286 Direct	-84.96%	Disposed	52.9% (price as of 2026-08-20)
Jan. 14, 2020	MSM	M	14,404	$71.33	$1,027,437	28,497 Direct	+102.21%	Acquired	66.1% (price as of 2026-08-20)
Jan. 14, 2020	MSM	M	9,807	$58.90	$577,632	14,093 Direct	+228.81%	Acquired	101.1% (price as of 2026-08-20)
Nov. 26, 2019	MSM	A	90	—	—	415 Direct	+27.69%	Acquired	(price as of 2026-08-20)
Nov. 26, 2019	MSM	L	43	$74.17	$3,189	4,286 Direct	+1.01%	Acquired	59.7% (price as of 2026-08-20)
Nov. 6, 2019	MSM	A	3,439	—	—	3,439 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 26, 2019	MSM	M	51	—	—	325 Direct	-13.56%	Disposed	(price as of 2026-08-20)
Oct. 26, 2019	MSM	M	611	—	—	1,224 Direct	-33.30%	Disposed	(price as of 2026-08-20)
Oct. 26, 2019	MSM	F	226	$75.54	$17,072	4,243 Direct	-5.06%	Disposed	56.8% (price as of 2026-08-20)
Oct. 26, 2019	MSM	M	51	—	—	4,469 Direct	+1.15%	Acquired	(price as of 2026-08-20)
Oct. 26, 2019	MSM	M	611	—	—	4,418 Direct	+16.05%	Acquired	(price as of 2026-08-20)
Oct. 22, 2019	MSM	F	137	$73.99	$10,137	3,807 Direct	-3.47%	Disposed	60.1% (price as of 2026-08-20)
Oct. 20, 2019	MSM	M	29	—	—	376 Direct	-7.16%	Disposed	(price as of 2026-08-20)
Oct. 20, 2019	MSM	M	483	—	—	1,452 Direct	-24.96%	Disposed	(price as of 2026-08-20)
Oct. 20, 2019	MSM	F	174	$71.90	$12,511	3,944 Direct	-4.23%	Disposed	64.8% (price as of 2026-08-20)
Oct. 20, 2019	MSM	M	29	—	—	4,119 Direct	+0.71%	Acquired	(price as of 2026-08-20)
Oct. 20, 2019	MSM	M	483	—	—	4,089 Direct	+13.39%	Acquired	(price as of 2026-08-20)
Oct. 19, 2019	MSM	M	73	—	—	405 Direct	-15.27%	Disposed	(price as of 2026-08-20)
Oct. 19, 2019	MSM	M	654	—	—	654 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Oct. 19, 2019	MSM	F	248	$71.90	$17,831	3,606 Direct	-6.43%	Disposed	64.8% (price as of 2026-08-20)
Oct. 19, 2019	MSM	M	73	—	—	3,854 Direct	+1.93%	Acquired	(price as of 2026-08-20)
Oct. 19, 2019	MSM	M	654	—	—	3,781 Direct	+20.91%	Acquired	(price as of 2026-08-20)
Oct. 17, 2019	MSM	M	16	—	—	478 Direct	-3.24%	Disposed	(price as of 2026-08-20)
Oct. 17, 2019	MSM	M	462	—	—	1,851 Direct	-19.97%	Disposed	(price as of 2026-08-20)
Oct. 17, 2019	MSM	F	163	$72.00	$11,736	3,127 Direct	-4.95%	Disposed	64.5% (price as of 2026-08-20)
Oct. 17, 2019	MSM	M	16	—	—	3,290 Direct	+0.49%	Acquired	(price as of 2026-08-20)
Oct. 17, 2019	MSM	M	462	—	—	3,274 Direct	+16.43%	Acquired	(price as of 2026-08-20)
Aug. 6, 2019	MSM	A	86	—	—	493 Direct	+21.13%	Acquired	(price as of 2026-08-20)
April 23, 2019	MSM	A	59	—	—	407 Direct	+16.95%	Acquired	(price as of 2026-08-20)
Jan. 29, 2019	MSM	S	601	$83.01	$49,889	2,510 Direct	-19.32%	Disposed	42.7% (price as of 2026-08-20)
Jan. 22, 2019	MSM	A	58	—	—	348 Direct	+20.00%	Acquired	(price as of 2026-08-20)
Nov. 27, 2018	MSM	A	56	—	—	290 Direct	+23.93%	Acquired	(price as of 2026-08-20)
Oct. 26, 2018	MSM	M	29	—	—	234 Direct	-11.03%	Disposed	(price as of 2026-08-20)
Oct. 26, 2018	MSM	M	611	—	—	7,391 Direct	-7.64%	Disposed	(price as of 2026-08-20)
Oct. 26, 2018	MSM	F	218	—	—	3,062 Direct	-6.65%	Disposed	(price as of 2026-08-20)
Oct. 26, 2018	MSM	M	29	—	—	3,280 Direct	+0.89%	Acquired	(price as of 2026-08-20)
Oct. 26, 2018	MSM	M	611	—	—	3,251 Direct	+23.14%	Acquired	(price as of 2026-08-20)
Oct. 26, 2018	MSM	F	218	$76.83	$16,749	3,062 Direct	-6.65%	Disposed	54.2% (price as of 2026-08-20)
Oct. 23, 2018	MSM	F	173	$79.61	$13,773	2,640 Direct	-6.15%	Disposed	48.8% (price as of 2026-08-20)
Oct. 22, 2018	MSM	F	137	$80.61	$11,044	2,813 Direct	-4.64%	Disposed	47.0% (price as of 2026-08-20)
Oct. 20, 2018	MSM	M	483	—	—	8,002 Direct	-5.69%	Disposed	(price as of 2026-08-20)
Oct. 20, 2018	MSM	F	168	$80.65	$13,549	2,950 Direct	-5.39%	Disposed	46.9% (price as of 2026-08-20)
Oct. 20, 2018	MSM	M	12	—	—	3,119 Direct	+0.39%	Acquired	(price as of 2026-08-20)
Oct. 20, 2018	MSM	M	483	—	—	3,106 Direct	+18.41%	Acquired	(price as of 2026-08-20)
Oct. 19, 2018	MSM	M	12	—	—	263 Direct	-4.36%	Disposed	(price as of 2026-08-20)
Oct. 19, 2018	MSM	M	49	—	—	276 Direct	-15.08%	Disposed	(price as of 2026-08-20)
Oct. 19, 2018	MSM	M	654	—	—	8,485 Direct	-7.16%	Disposed	(price as of 2026-08-20)
Oct. 19, 2018	MSM	F	239	$80.65	$19,275	2,623 Direct	-8.35%	Disposed	46.9% (price as of 2026-08-20)
Oct. 19, 2018	MSM	M	49	—	—	2,862 Direct	+1.74%	Acquired	(price as of 2026-08-20)
Oct. 19, 2018	MSM	M	654	—	—	2,813 Direct	+30.29%	Acquired	(price as of 2026-08-20)
Oct. 17, 2018	MSM	A	2,313	—	—	2,313 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 17, 2018	MSM	A	11,209	—	—	11,209 Direct	—	Acquired	(price as of 2026-08-20)
July 24, 2018	MSM	A	50	—	—	325 Direct	+18.18%	Acquired	(price as of 2026-08-20)
May 1, 2018	MSM	A	47	—	—	274 Direct	+20.70%	Acquired	(price as of 2026-08-20)
Jan. 30, 2018	MSM	A	43	—	—	227 Direct	+23.37%	Acquired	(price as of 2026-08-20)
Jan. 25, 2018	MSM	M	10,043	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 25, 2018	MSM	S	10,043	$99.45	$998,776	1,913 Direct	-84.00%	Disposed	19.1% (price as of 2026-08-20)
Jan. 25, 2018	MSM	M	10,043	$69.46	$697,587	11,956 Direct	+524.99%	Acquired	70.6% (price as of 2026-08-20)
Jan. 24, 2018	MSM	M	4,903	—	—	9,807 Direct	-33.33%	Disposed	(price as of 2026-08-20)

Showing latest 100 of 222 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
July 27, 2021	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (91)	—	—	91	Acquired
April 27, 2021	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (86)	—	—	86	Acquired
Jan. 26, 2021	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (97)	—	—	97	Acquired
Dec. 15, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (411)	—	—	411	Acquired
Nov. 24, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (85)	—	—	85	Acquired
Nov. 6, 2020	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (859)	—	—	859	Disposed
Nov. 6, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (100)	—	—	100	Disposed
Nov. 6, 2020	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (3,509)	—	—	3,509	Acquired
Oct. 26, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (128)	—	—	128	Disposed
Oct. 26, 2020	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (612)	—	—	612	Disposed
Oct. 20, 2020	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (484)	—	—	484	Disposed
Oct. 20, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (89)	—	—	89	Disposed
Oct. 19, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (157)	—	—	157	Disposed
Oct. 19, 2020	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (654)	—	—	654	Disposed
Oct. 17, 2020	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (71)	—	—	71	Disposed
Oct. 17, 2020	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (462)	—	—	462	Disposed
July 28, 2020	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (111)	—	—	111	Acquired
May 22, 2020	MSM	Options (right to buy)	Class A Common Stock, $0.001 par value (11,578)	$83.03	Oct. 21, 2022	11,578	Acquired
May 22, 2020	MSM	Options (right to buy)	Class A Common Stock, $0.001 par value (11,578)	$83.03	Oct. 21, 2021	11,578	Disposed
May 22, 2020	MSM	Options (right to buy)	Class A Common Stock, $0.001 par value (13,584)	$81.76	Oct. 22, 2022	13,584	Acquired
May 22, 2020	MSM	Options (right to buy)	Class A Common Stock, $0.001 par value (13,584)	$81.76	Oct. 22, 2020	13,584	Disposed
April 28, 2020	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (119)	—	—	119	Acquired
Feb. 5, 2020	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (721)	—	—	721	Acquired
Jan. 14, 2020	MSM	Options (right to buy)	Class A Common Stock, $0.001 par value (14,404)	—	Oct. 25, 2023	14,404	Disposed
Jan. 14, 2020	MSM	Options (right to buy)	Class A Common Stock, $0.001 par value (9,807)	—	Oct. 18, 2022	9,807	Disposed
Nov. 26, 2019	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (90)	—	—	90	Acquired
Nov. 6, 2019	MSM	Restricted Stock Unit	Class A Common Stock, $0.001 par value (3,439)	—	—	3,439	Acquired
Oct. 26, 2019	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (51)	—	—	51	Disposed
Oct. 26, 2019	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (611)	—	—	611	Disposed
Oct. 20, 2019	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (29)	—	—	29	Disposed
Oct. 20, 2019	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (483)	—	—	483	Disposed
Oct. 19, 2019	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (73)	—	—	73	Disposed
Oct. 19, 2019	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (654)	—	—	654	Disposed
Oct. 17, 2019	MSM	Dividend Equivalent Units	Class A Common Stock, $0.001 par value (16)	—	—	16	Disposed
Oct. 17, 2019	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (462)	—	—	462	Disposed
Aug. 6, 2019	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (86)	—	—	86	Acquired
April 23, 2019	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (59)	—	—	59	Acquired
Jan. 22, 2019	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (58)	—	—	58	Acquired
Nov. 27, 2018	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (56)	—	—	56	Acquired
Oct. 26, 2018	MSM	Dividend Equivalent Units (DEU)	Class A Common Stock, $0.001 par value (29)	—	—	29	Disposed
Oct. 26, 2018	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (611)	—	—	611	Disposed
Oct. 20, 2018	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (483)	—	—	483	Disposed
Oct. 19, 2018	MSM	Dividend Equivalent Units (DEU)	Class A Common Stock, $0.001 par value (12)	—	—	12	Disposed
Oct. 19, 2018	MSM	Dividend Equivalent Units (DEU)	Class A Common Stock, $0.001 par value (49)	—	—	49	Disposed
Oct. 19, 2018	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (654)	—	—	654	Disposed
Oct. 17, 2018	MSM	Restricted Stock Unit	Class A Common Stock, $0.001 par value (2,313)	—	—	2,313	Acquired
Oct. 17, 2018	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (11,209)	$83.21	Oct. 16, 2025	11,209	Acquired
July 24, 2018	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (50)	—	—	50	Acquired
May 1, 2018	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (47)	—	—	47	Acquired
Jan. 30, 2018	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (43)	—	—	43	Acquired
Jan. 25, 2018	MSM	Options (right to buy) [F3]	Class A Common Stock, $0.001 par value (10,043)	$69.46	Oct. 23, 2019	10,043	Disposed
Jan. 24, 2018	MSM	Options (right to buy) [F3]	Class A Common Stock, $0.001 par value (4,903)	$58.90	Oct. 18, 2022	4,903	Disposed
Nov. 28, 2017	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 Par Value (40)	—	—	40	Acquired
Oct. 26, 2017	MSM	Dividend Equivalent units (DEU)	Class A Common Stock, $0.001 Par Value (13)	—	—	13	Acquired
Oct. 26, 2017	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 Par Value (611)	—	—	611	Acquired
Oct. 20, 2017	MSM	Options (right to buy) [F5]	Class A Common Stock, $0.001 par value (12,857)	$79.60	Oct. 19, 2024	12,857	Acquired
Oct. 20, 2017	MSM	Restricted Stock Unit	Class A Common Stock, $0.001 par value (2,418)	—	—	2,418	Acquired
Oct. 19, 2017	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (653)	—	—	653	Acquired
Oct. 19, 2017	MSM	Dividend Equivalent Units (DEU)	Class A Common Stock, $0.001 par value (31)	—	—	31	Acquired
Aug. 1, 2017	MSM	Dividend Equivalent Unit	Class A Common Stock, $0.001 par value (37)	—	—	37	Acquired
May 2, 2017	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (29)	—	—	29	Acquired
Jan. 24, 2017	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (25)	—	—	25	Acquired
Jan. 12, 2017	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (3,248)	$69.46	Oct. 23, 2019	3,248	Disposed
Jan. 12, 2017	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (11,516)	$66.69	Oct. 20, 2018	11,516	Disposed
Jan. 12, 2017	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (4,903)	$58.90	Oct. 18, 2022	4,903	Disposed
Nov. 29, 2016	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (29)	—	—	29	Acquired
Oct. 26, 2016	MSM	Restricted Stock Unit	Class A Common Stock, $0.001 par value (3,057)	—	—	3,057	Acquired
Oct. 26, 2016	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (19,206)	$71.33	Oct. 25, 2023	19,206	Acquired
Oct. 19, 2016	MSM	Dividend Equivalent Units (DEU)	Class A Common Stock, $0.001 par value (17)	—	—	17	Disposed
Oct. 19, 2016	MSM	Restricted Stock Units (RSU)	Class A Common Stock, $0.001 par value (653)	—	—	653	Disposed
July 26, 2016	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (20)	—	—	20	Acquired
April 26, 2016	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (19)	—	—	19	Acquired
April 19, 2016	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (2,661)	$54.52	Oct. 18, 2017	2,661	Acquired
Jan. 26, 2016	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (23)	—	—	23	Acquired
Nov. 24, 2015	MSM	Dividend Equivalent Unit	Class A Comon Stock, $0.001 par value (23)	—	—	23	Acquired
Oct. 19, 2015	MSM	Restricted Stock Unit	Class A Common Stock, $0.001 par value (3,268)	—	—	3,268	Acquired
Oct. 19, 2015	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (19,613)	$58.90	Oct. 18, 2022	19,613	Acquired
Oct. 22, 2014	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (11,578)	$83.03	Oct. 21, 2021	11,578	Acquired
Aug. 15, 2014	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (2,660)	$54.52	Oct. 18, 2017	2,660	Disposed
Jan. 10, 2014	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (3,076)	$44.17	Oct. 12, 2016	3,076	Disposed
Oct. 23, 2013	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (13,584)	$81.76	Oct. 22, 2020	13,584	Acquired
Aug. 1, 2013	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (5,320)	$54.52	Oct. 18, 2017	5,320	Disposed
Nov. 1, 2012	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (3,077)	$44.17	Oct. 12, 2016	3,077	Disposed
Nov. 1, 2012	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (2,500)	$38.07	Oct. 15, 2015	2,500	Disposed
Oct. 24, 2012	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (13,291)	$69.46	Oct. 23, 2019	13,291	Acquired
Jan. 6, 2012	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (7,500)	$48.21	Oct. 17, 2014	7,500	Disposed
Nov. 11, 2011	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (3,075)	$44.17	Oct. 12, 2016	3,075	Disposed
Nov. 11, 2011	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (725)	$38.07	Oct. 15, 2015	725	Disposed
Nov. 11, 2011	MSM	Options (right to buy) [F1]	Class A Common Stock, $0.001 par value (2,500)	$48.21	Oct. 17, 2014	2,500	Disposed
Oct. 28, 2011	MSM	Options (right to buy) [F2]	Class A Common Stock, par value $0.001 par value (1,775)	$38.07	Oct. 15, 2015	1,775	Disposed
Oct. 21, 2011	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value (11,516)	$66.69	Oct. 20, 2018	11,516	Acquired
Oct. 25, 2010	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (3,075)	$44.17	Oct. 13, 2016	3,075	Disposed
Oct. 25, 2010	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (2,500)	$38.07	Oct. 16, 2015	2,500	Disposed
Oct. 19, 2010	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (10,641)	$54.52	Oct. 19, 2017	10,641	Acquired
Oct. 23, 2009	MSM	Options (right to buy) [F1]	Class A Common Stock, $.001 par value (2,500)	$38.07	Oct. 16, 2015	2,500	Disposed
Oct. 13, 2009	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (12,303)	$44.17	Oct. 13, 2016	12,303	Acquired
Oct. 16, 2008	MSM	Options (right to buy) [F2]	Class A Common Stock, $.001 par value (10,000)	$38.07	Oct. 16, 2015	10,000	Acquired
Oct. 18, 2007	MSM	Options (right to buy) [F2]	Class A Common Stock, $0.001 par value per share (10,000)	$48.21	Oct. 18, 2014	10,000	Acquired

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