Michael J Yoo

Insider

First SEC filing: July 25, 2008 · Latest: July 25, 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

IT selling March 4, 2014

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 93 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

93 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 9, 2016	IT	M	3,717	—	—	11,150 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 9, 2016	IT	A	14,867	—	—	14,867 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 9, 2016	IT	M	3,175	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 9, 2016	IT	F	1,277	$80.94	$103,360	19,964 Direct	-6.01%	Disposed	140.4% (price as of 2026-08-20)
Feb. 9, 2016	IT	M	3,717	—	—	21,241 Direct	+21.21%	Acquired	(price as of 2026-08-20)
Feb. 9, 2016	IT	F	1,135	$80.94	$91,867	17,524 Direct	-6.08%	Disposed	140.4% (price as of 2026-08-20)
Feb. 9, 2016	IT	M	3,175	—	—	18,659 Direct	+20.51%	Acquired	(price as of 2026-08-20)
Feb. 22, 2015	IT	M	3,915	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 22, 2015	IT	F	1,627	$84.25	$137,075	15,484 Direct	-9.51%	Disposed	131.0% (price as of 2026-08-20)
Feb. 22, 2015	IT	M	3,915	—	—	17,111 Direct	+29.67%	Acquired	(price as of 2026-08-20)
Feb. 12, 2015	IT	M	3,232	—	—	6,462 Direct	-33.34%	Disposed	(price as of 2026-08-20)
Feb. 12, 2015	IT	F	1,101	$79.89	$87,959	13,196 Direct	-7.70%	Disposed	143.6% (price as of 2026-08-20)
Feb. 12, 2015	IT	M	3,232	—	—	14,297 Direct	+29.21%	Acquired	(price as of 2026-08-20)
Feb. 10, 2015	IT	M	4,276	—	—	12,825 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 10, 2015	IT	A	17,101	—	—	17,101 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 10, 2015	IT	F	1,456	$78.08	$113,684	11,065 Direct	-11.63%	Disposed	149.3% (price as of 2026-08-20)
Feb. 10, 2015	IT	M	4,276	—	—	12,521 Direct	+51.86%	Acquired	(price as of 2026-08-20)
Feb. 9, 2015	IT	M	3,175	—	—	3,175 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 9, 2015	IT	A	17,694	—	—	17,694 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 9, 2015	IT	F	1,119	$77.92	$87,192	8,245 Direct	-11.95%	Disposed	149.8% (price as of 2026-08-20)
Feb. 9, 2015	IT	M	3,175	—	—	9,364 Direct	+51.30%	Acquired	(price as of 2026-08-20)
March 4, 2014	IT	S	1,970	$70.82	$139,515	6,189 Direct	-24.15%	Disposed	174.8% (price as of 2026-08-20)
March 3, 2014	IT	M	5,620	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 3, 2014	IT	F	1,866	$69.50	$129,687	8,159 Direct	-18.61%	Disposed	180.0% (price as of 2026-08-20)
March 3, 2014	IT	D	1,784	$69.50	$123,988	10,025 Direct	-15.11%	Disposed	180.0% (price as of 2026-08-20)
March 3, 2014	IT	M	5,620	$22.06	$123,977	11,809 Direct	+90.81%	Acquired	782.2% (price as of 2026-08-20)
March 3, 2014	IT	S	5,634	$69.00	$388,746	6,189 Direct	-47.65%	Disposed	182.1% (price as of 2026-08-20)
Feb. 22, 2014	IT	M	3,915	—	—	3,915 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 22, 2014	IT	F	1,905	$66.54	$126,759	11,823 Direct	-13.88%	Disposed	192.5% (price as of 2026-08-20)
Feb. 22, 2014	IT	M	3,915	—	—	13,728 Direct	+39.90%	Acquired	(price as of 2026-08-20)
Feb. 12, 2014	IT	M	3,232	—	—	9,694 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 12, 2014	IT	A	12,926	—	—	12,926 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 12, 2014	IT	F	1,101	$66.25	$72,941	9,813 Direct	-10.09%	Disposed	193.8% (price as of 2026-08-20)
Feb. 12, 2014	IT	M	3,232	—	—	10,914 Direct	+42.07%	Acquired	(price as of 2026-08-20)
Feb. 11, 2014	IT	M	8,544	—	—	10,592 Direct	+417.19%	Acquired	(price as of 2026-08-20)
Feb. 11, 2014	IT	M	8,544	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 11, 2014	IT	F	2,910	$65.40	$190,314	7,682 Direct	-27.47%	Disposed	197.6% (price as of 2026-08-20)
Feb. 10, 2014	IT	A	18,312	—	—	18,312 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 9, 2014	IT	M	3,176	—	—	6,350 Direct	-33.34%	Disposed	(price as of 2026-08-20)
Feb. 9, 2014	IT	F	1,128	$65.33	$73,692	2,048 Direct	-35.52%	Disposed	197.9% (price as of 2026-08-20)
Feb. 9, 2014	IT	M	3,176	—	—	3,176 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2013	IT	S	5,180	$49.30	$255,374	0 Direct	-100.00%	Disposed	294.8% (price as of 2026-08-20)
March 1, 2013	IT	S	2,010	$49.28	$99,053	5,180 Direct	-27.96%	Disposed	294.9% (price as of 2026-08-20)
Feb. 25, 2013	IT	M	5,620	—	—	5,620 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 25, 2013	IT	M	9,104	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 25, 2013	IT	F	1,491	$48.55	$72,388	7,190 Direct	-17.18%	Disposed	300.9% (price as of 2026-08-20)
Feb. 25, 2013	IT	D	2,554	$48.55	$123,997	8,681 Direct	-22.73%	Disposed	300.9% (price as of 2026-08-20)
Feb. 25, 2013	IT	M	5,620	$22.06	$123,977	11,235 Direct	+100.09%	Acquired	782.2% (price as of 2026-08-20)
Feb. 25, 2013	IT	F	3,415	$48.55	$165,798	5,615 Direct	-37.82%	Disposed	300.9% (price as of 2026-08-20)
Feb. 25, 2013	IT	D	2,084	$48.55	$101,178	9,030 Direct	-18.75%	Disposed	300.9% (price as of 2026-08-20)
Feb. 25, 2013	IT	M	9,104	$11.11	$101,145	11,114 Direct	+452.94%	Acquired	1651.8% (price as of 2026-08-20)
Feb. 25, 2013	IT	S	15,914	$49.04	$780,423	2,010 Direct	-88.79%	Disposed	296.9% (price as of 2026-08-20)
Feb. 22, 2013	IT	M	3,915	—	—	19,829 Direct	+24.60%	Acquired	(price as of 2026-08-20)
Feb. 22, 2013	IT	F	1,905	$48.61	$92,602	17,924 Direct	-9.61%	Disposed	300.4% (price as of 2026-08-20)
Feb. 22, 2013	IT	M	3,915	—	—	7,830 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 12, 2013	IT	A	15,696	—	—	15,696 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 11, 2013	IT	M	8,544	—	—	8,544 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 11, 2013	IT	M	11,318	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 11, 2013	IT	F	3,326	$49.49	$164,604	15,914 Direct	-17.29%	Disposed	293.3% (price as of 2026-08-20)
Feb. 11, 2013	IT	M	8,544	—	—	19,240 Direct	+79.88%	Acquired	(price as of 2026-08-20)
Feb. 11, 2013	IT	F	3,737	$49.49	$184,944	10,696 Direct	-25.89%	Disposed	293.3% (price as of 2026-08-20)
Feb. 11, 2013	IT	M	11,318	—	—	14,433 Direct	+363.34%	Acquired	(price as of 2026-08-20)
Feb. 9, 2013	IT	M	3,176	—	—	4,204 Direct	+308.95%	Acquired	(price as of 2026-08-20)
Feb. 9, 2013	IT	F	1,089	$49.75	$54,178	3,115 Direct	-25.90%	Disposed	291.2% (price as of 2026-08-20)
Feb. 9, 2013	IT	A	12,702	—	—	12,702 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 9, 2013	IT	M	3,176	—	—	9,526 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Aug. 15, 2012	IT	M	1,810	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 15, 2012	IT	M	1,810	—	—	1,810 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 15, 2012	IT	F	782	$48.15	$37,653	1,028 Direct	-43.20%	Disposed	304.2% (price as of 2026-08-20)
Feb. 27, 2012	IT	S	5,198	$39.92	$207,504	0 Direct	-100.00%	Disposed	387.5% (price as of 2026-08-20)
Feb. 23, 2012	IT	M	5,620	—	—	11,240 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 23, 2012	IT	M	9,104	—	—	9,104 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 23, 2012	IT	F	1,086	$40.11	$43,559	5,198 Direct	-17.28%	Disposed	385.2% (price as of 2026-08-20)
Feb. 23, 2012	IT	D	3,091	$40.11	$123,980	6,284 Direct	-32.97%	Disposed	385.2% (price as of 2026-08-20)
Feb. 23, 2012	IT	M	5,620	$22.06	$123,977	9,375 Direct	+149.67%	Acquired	782.2% (price as of 2026-08-20)
Feb. 23, 2012	IT	F	2,827	$40.11	$113,391	3,755 Direct	-42.95%	Disposed	385.2% (price as of 2026-08-20)
Feb. 23, 2012	IT	D	2,522	$40.11	$101,157	6,582 Direct	-27.70%	Disposed	385.2% (price as of 2026-08-20)
Feb. 23, 2012	IT	M	9,104	$11.11	$101,145	9,104 Direct	—	Acquired	1651.8% (price as of 2026-08-20)
Feb. 23, 2012	IT	S	19,203	$39.56	$759,671	0 Direct	-100.00%	Disposed	392.0% (price as of 2026-08-20)
Feb. 22, 2012	IT	M	3,916	—	—	11,745 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 22, 2012	IT	A	15,661	—	—	15,661 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 22, 2012	IT	F	1,303	$39.16	$51,025	19,203 Direct	-6.35%	Disposed	397.0% (price as of 2026-08-20)
Feb. 22, 2012	IT	M	3,916	—	—	20,506 Direct	+23.60%	Acquired	(price as of 2026-08-20)
Feb. 15, 2012	IT	M	2,762	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 15, 2012	IT	F	911	$38.03	$34,645	16,590 Direct	-5.21%	Disposed	411.8% (price as of 2026-08-20)
Feb. 15, 2012	IT	M	2,762	—	—	17,501 Direct	+18.74%	Acquired	(price as of 2026-08-20)
Feb. 11, 2012	IT	M	8,545	—	—	17,088 Direct	-33.34%	Disposed	(price as of 2026-08-20)
Feb. 11, 2012	IT	M	11,319	—	—	11,318 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 11, 2012	IT	F	2,786	$37.57	$104,670	14,739 Direct	-15.90%	Disposed	418.0% (price as of 2026-08-20)
Feb. 11, 2012	IT	M	8,545	—	—	17,525 Direct	+95.16%	Acquired	(price as of 2026-08-20)
Feb. 11, 2012	IT	F	3,637	$37.57	$136,642	8,980 Direct	-28.83%	Disposed	418.0% (price as of 2026-08-20)
Feb. 11, 2012	IT	M	11,319	—	—	12,617 Direct	+872.03%	Acquired	(price as of 2026-08-20)
Feb. 9, 2012	IT	A	15,192	—	—	15,192 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 15, 2011	IT	M	1,810	—	—	1,810 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Aug. 15, 2011	IT	F	782	$36.49	$28,535	1,298 Direct	-37.60%	Disposed	433.4% (price as of 2026-08-20)
Aug. 15, 2011	IT	M	1,810	—	—	2,080 Direct	+670.37%	Acquired	(price as of 2026-08-20)
May 15, 2011	IT	M	475	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 15, 2011	IT	F	205	$38.73	$7,940	270 Direct	-43.16%	Disposed	402.5% (price as of 2026-08-20)
May 15, 2011	IT	M	475	—	—	475 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 25, 2011	IT	M	5,621	—	—	16,860 Direct	-25.00%	Disposed	(price as of 2026-08-20)

Showing latest 100 of 170 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
Feb. 9, 2016	IT	Restricted Stock Units	Common Stock (3,717)	$0.00	—	3,717	Disposed
Feb. 9, 2016	IT	Restricted Stock Units	Common Stock (14,867)	$0.00	—	14,867	Acquired
Feb. 9, 2016	IT	Restricted Stock Units	Common Stock (3,175)	$0.00	—	3,175	Disposed
Feb. 22, 2015	IT	Restricted Stock Units	Common Stock (3,915)	$0.00	—	3,915	Disposed
Feb. 12, 2015	IT	Restricted Stock Units	Common Stock (3,232)	$0.00	—	3,232	Disposed
Feb. 10, 2015	IT	Restricted Stock Units	Common Stock (4,276)	$0.00	—	4,276	Disposed
Feb. 10, 2015	IT	Restricted Stock Units	Common Stock (17,101)	$0.00	—	17,101	Acquired
Feb. 9, 2015	IT	Restricted Stock Units	Common Stock (3,175)	$0.00	—	3,175	Disposed
Feb. 9, 2015	IT	Stock Appreciation Rights	Common Stock (17,694)	$77.92	Feb. 9, 2022	17,694	Acquired
March 3, 2014	IT	Stock Appreciation Rights	Common Stock (5,620)	$22.06	Feb. 11, 2017	5,620	Disposed
Feb. 22, 2014	IT	Restricted Stock Units	Common Stock (3,915)	$0.00	—	3,915	Disposed
Feb. 12, 2014	IT	Restricted Stock Units	Common Stock (3,232)	$0.00	—	3,232	Disposed
Feb. 12, 2014	IT	Restricted Stock Units	Common Stock (12,926)	$0.00	—	12,926	Acquired
Feb. 11, 2014	IT	Restricted Stock Units	Common Stock (8,544)	$0.00	—	8,544	Disposed
Feb. 10, 2014	IT	Stock Appreciation Rights	Common Stock (18,312)	$64.64	Feb. 10, 2021	18,312	Acquired
Feb. 9, 2014	IT	Restricted Stock Units	Common Stock (3,176)	$0.00	—	3,176	Disposed
Feb. 25, 2013	IT	Stock Appreciation Rights	Common Stock (5,620)	$22.06	Feb. 11, 2017	5,620	Disposed
Feb. 25, 2013	IT	Stock Appreciation Rights	Common Stock (9,104)	$11.11	Feb. 11, 2016	9,104	Disposed
Feb. 22, 2013	IT	Restricted Stock Units	Common Stock (3,915)	$0.00	—	3,915	Disposed
Feb. 12, 2013	IT	Stock Appreciation Rights	Common Stock (15,696)	$49.37	Feb. 12, 2020	15,696	Acquired
Feb. 11, 2013	IT	Restricted Stock Units	Common Stock (8,544)	$0.00	—	8,544	Disposed
Feb. 11, 2013	IT	Restricted Stock Units	Common Stock (11,318)	$0.00	—	11,318	Disposed
Feb. 9, 2013	IT	Restricted Stock Units	Common Stock (12,702)	$0.00	—	12,702	Acquired
Feb. 9, 2013	IT	Restricted Stock Units	Common Stock (3,176)	$0.00	—	3,176	Disposed
Aug. 15, 2012	IT	Restricted Stock Units	Common Stock (1,810)	$0.00	—	1,810	Disposed
Feb. 23, 2012	IT	Stock Appreciation Rights	Common Stock (5,620)	$22.06	Feb. 11, 2017	5,620	Disposed
Feb. 23, 2012	IT	Stock Appreciation Rights	Common Stock (9,104)	$11.11	Feb. 11, 2016	9,104	Disposed
Feb. 22, 2012	IT	Restricted Stock Units	Common Stock (3,916)	$0.00	—	3,916	Disposed
Feb. 22, 2012	IT	Restricted Stock Units	Common Stock (15,661)	$0.00	—	15,661	Acquired
Feb. 15, 2012	IT	Restricted Stock Units	Common Stock (2,762)	$0.00	—	2,762	Disposed
Feb. 11, 2012	IT	Restricted Stock Units	Common Stock (8,545)	$0.00	—	8,545	Disposed
Feb. 11, 2012	IT	Restricted Stock Units	Common Stock (11,319)	$0.00	—	11,319	Disposed
Feb. 9, 2012	IT	Stock Appreciation Rights	Common Stock (15,192)	$37.81	Feb. 9, 2019	15,192	Acquired
Aug. 15, 2011	IT	Restricted Stock Units	Common Stock (1,810)	$0.00	—	1,810	Disposed
May 15, 2011	IT	Restricted Stock Units	Common Stock (475)	$0.00	—	475	Disposed
Feb. 25, 2011	IT	Stock Appreciation Rights	Common Stock (5,621)	$22.06	Feb. 11, 2017	5,621	Disposed
Feb. 25, 2011	IT	Stock Appreciation Rights	Common Stock (9,104)	$11.11	Feb. 11, 2016	9,104	Disposed
Feb. 22, 2011	IT	Stock Appreciation Rights	Common Stock (14,107)	$38.05	Feb. 22, 2018	14,107	Acquired
Feb. 15, 2011	IT	Restricted Stock Units	Common Stock (2,762)	$0.00	—	2,762	Disposed
Feb. 15, 2011	IT	Restricted Stock Units	Common Stock (572)	$0.00	—	572	Disposed
Feb. 11, 2011	IT	Restricted Stock Units	Common Stock (34,177)	$0.00	—	34,177	Acquired
Feb. 11, 2011	IT	Restricted Stock Units	Common Stock (8,544)	$0.00	—	8,544	Disposed
Feb. 11, 2011	IT	Restricted Stock Units	Common Stock (11,320)	$0.00	—	11,320	Disposed
Oct. 15, 2010	IT	Restricted Stock Units	Common Stock (375)	$0.00	—	375	Disposed
Aug. 15, 2010	IT	Restricted Stock Units	Common Stock (1,810)	$0.00	—	1,810	Disposed
May 15, 2010	IT	Restricted Stock Units	Common Stock (475)	$0.00	—	475	Disposed
Feb. 17, 2010	IT	Stock Appreciation Rights	Common Stock (9,105)	$11.11	Feb. 11, 2016	9,105	Disposed
Feb. 15, 2010	IT	Restricted Stock Units	Common Stock (572)	$0.00	—	572	Disposed
Feb. 15, 2010	IT	Restricted Stock Units	Common Stock (2,763)	$0.00	—	2,763	Disposed
Feb. 11, 2010	IT	Restricted Stock Units	Common Stock (11,320)	$0.00	—	11,320	Disposed
Feb. 11, 2010	IT	Restricted Stock Units	Common Stock (45,277)	$0.00	—	45,277	Acquired
Feb. 11, 2010	IT	Stock Appreciation Rights	Common Stock (22,481)	$22.06	Feb. 11, 2017	22,481	Acquired
Oct. 15, 2009	IT	Restricted Stock Units	Common Stock (375)	$0.00	—	375	Disposed
Aug. 15, 2009	IT	Restricted Stock Units	Common Stock (1,811)	$0.00	—	1,811	Disposed
May 15, 2009	IT	Restricted Stock Units	Common Stock (475)	$0.00	—	475	Disposed
Feb. 15, 2009	IT	Restricted Stock Units	Common Stock (2,763)	$0.00	—	2,763	Disposed
Feb. 15, 2009	IT	Restricted Stock Units	Common Stock (572)	$0.00	—	572	Disposed
Feb. 11, 2009	IT	Stock Appreciation Rights	Common Stock (36,417)	$11.11	Feb. 11, 2016	36,417	Acquired
Oct. 15, 2008	IT	Restricted Stock Units	Common Stock (375)	$0.00	—	375	Disposed
Aug. 15, 2008	IT	Restricted Stock Units	Common Stock (7,241)	$0.00	—	7,241	Acquired

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

Initial ownership (Form 3) 5 holdings

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

Date	Ticker	Security	Shares	Ownership
July 25, 2008	IT	Common Stock	938	Direct
July 25, 2008	IT	Restricted Stock Units→ Common Stock (1,125)	1,125	Direct
July 25, 2008	IT	Restricted Stock Units→ Common Stock (1,716)	1,716	Direct
July 25, 2008	IT	Restricted Stock Units→ Common Stock (1,425)	1,425	Direct
July 25, 2008	IT	Restricted Stock Units→ Common Stock (11,050)	11,050	Direct