Woung Moo Lee

Insider

First SEC filing: Nov. 12, 2015 · Latest: Nov. 12, 2015

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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

MX selling Feb. 25, 2022

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 38 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

38 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
June 1, 2024	MX	A	9,000	—	—	9,000 Direct	—	Acquired	(price as of 2026-08-21)
June 1, 2024	MX	A	30,000	—	—	151,903 Direct	+24.61%	Acquired	(price as of 2026-08-21)
Dec. 31, 2023	MX	F	4,697	$7.50	$35,228	121,903 Direct	-3.71%	Disposed	-55.7% (price as of 2026-08-21)
Dec. 31, 2023	MX	F	1,887	$7.50	$14,152	126,600 Direct	-1.47%	Disposed	-55.7% (price as of 2026-08-21)
Dec. 31, 2023	MX	F	1,887	$7.50	$14,152	128,487 Direct	-1.45%	Disposed	-55.7% (price as of 2026-08-21)
March 23, 2023	MX	A	29,250	—	—	130,374 Direct	+28.92%	Acquired	(price as of 2026-08-21)
Dec. 31, 2022	MX	F	1,885	$9.39	$17,700	101,124 Direct	-1.83%	Disposed	-64.6% (price as of 2026-08-21)
Dec. 31, 2022	MX	F	1,885	$9.39	$17,700	103,009 Direct	-1.80%	Disposed	-64.6% (price as of 2026-08-21)
Dec. 31, 2022	MX	F	2,808	$9.39	$26,367	104,894 Direct	-2.61%	Disposed	-64.6% (price as of 2026-08-21)
Feb. 28, 2022	MX	A	11,747	—	—	107,702 Direct	+12.24%	Acquired	(price as of 2026-08-21)
Feb. 25, 2022	MX	S	6,000	$18.30	$109,800	95,955 Direct	-5.88%	Disposed	-81.9% (price as of 2026-08-21)
Feb. 25, 2022	MX	S	7,000	$18.19	$127,330	101,955 Direct	-6.42%	Disposed	-81.7% (price as of 2026-08-21)
Feb. 22, 2022	MX	S	1,000	$18.58	$18,580	108,955 Direct	-0.91%	Disposed	-82.1% (price as of 2026-08-21)
Feb. 22, 2022	MX	S	6,000	$18.58	$111,480	109,955 Direct	-5.17%	Disposed	-82.1% (price as of 2026-08-21)
Feb. 18, 2022	MX	F	2,759	$18.78	$51,814	115,955 Direct	-2.32%	Disposed	-82.3% (price as of 2026-08-21)
Feb. 18, 2022	MX	A	5,640	—	—	118,714 Direct	+4.99%	Acquired	(price as of 2026-08-21)
Feb. 18, 2022	MX	F	3,524	$18.78	$66,181	113,074 Direct	-3.02%	Disposed	-82.3% (price as of 2026-08-21)
Feb. 18, 2022	MX	A	7,204	—	—	116,598 Direct	+6.59%	Acquired	(price as of 2026-08-21)
Dec. 31, 2021	MX	F	1,915	$20.97	$40,158	109,394 Direct	-1.72%	Disposed	-84.2% (price as of 2026-08-21)
Dec. 31, 2021	MX	F	2,853	$20.97	$59,827	111,309 Direct	-2.50%	Disposed	-84.2% (price as of 2026-08-21)
Dec. 31, 2021	MX	F	3,832	$20.97	$80,357	114,162 Direct	-3.25%	Disposed	-84.2% (price as of 2026-08-21)
Feb. 19, 2021	MX	A	11,747	—	—	117,994 Direct	+11.06%	Acquired	(price as of 2026-08-21)
Feb. 19, 2021	MX	A	10,069	—	—	116,316 Direct	+9.48%	Acquired	(price as of 2026-08-21)
Feb. 16, 2021	MX	F	5,534	$19.86	$109,905	106,247 Direct	-4.95%	Disposed	-83.3% (price as of 2026-08-21)
Feb. 16, 2021	MX	A	12,373	—	—	111,781 Direct	+12.45%	Acquired	(price as of 2026-08-21)
Dec. 31, 2020	MX	F	2,600	$13.52	$35,152	99,408 Direct	-2.55%	Disposed	-75.4% (price as of 2026-08-21)
Dec. 31, 2020	MX	F	3,491	$13.52	$47,198	102,008 Direct	-3.31%	Disposed	-75.4% (price as of 2026-08-21)
Dec. 31, 2020	MX	F	4,680	$13.52	$63,274	105,499 Direct	-4.25%	Disposed	-75.4% (price as of 2026-08-21)
May 7, 2020	MX	A	17,500	—	—	110,179 Direct	+18.88%	Acquired	(price as of 2026-08-21)
Feb. 27, 2020	MX	F	7,780	$11.41	$88,770	92,679 Direct	-7.74%	Disposed	-70.9% (price as of 2026-08-21)
Feb. 27, 2020	MX	A	17,454	—	—	100,459 Direct	+21.03%	Acquired	(price as of 2026-08-21)
Dec. 31, 2019	MX	F	3,435	$11.61	$39,880	83,005 Direct	-3.97%	Disposed	-71.4% (price as of 2026-08-21)
Dec. 31, 2019	MX	F	4,787	$11.61	$55,577	86,440 Direct	-5.25%	Disposed	-71.4% (price as of 2026-08-21)
Oct. 22, 2019	MX	A	23,500	—	—	91,227 Direct	+34.70%	Acquired	(price as of 2026-08-21)
March 11, 2019	MX	F	1,860	$7.52	$13,987	67,727 Direct	-2.67%	Disposed	-55.9% (price as of 2026-08-21)
March 8, 2019	MX	F	1,950	$7.51	$14,644	69,587 Direct	-2.73%	Disposed	-55.8% (price as of 2026-08-21)
March 8, 2019	MX	A	4,718	—	—	71,537 Direct	+7.06%	Acquired	(price as of 2026-08-21)
Dec. 31, 2018	MX	F	1,187	$6.21	$7,371	66,819 Direct	-1.75%	Disposed	-46.5% (price as of 2026-08-21)
Oct. 31, 2018	MX	F	4,444	$8.08	$35,908	68,006 Direct	-6.13%	Disposed	-58.9% (price as of 2026-08-21)
Oct. 22, 2018	MX	A	35,000	—	—	72,450 Direct	+93.46%	Acquired	(price as of 2026-08-21)
Feb. 14, 2018	MX	P	1,000	$9.10	$9,100	37,450 Direct	+2.74%	Acquired	-63.5% (price as of 2026-08-21)
March 11, 2016	MX	A	25,870	—	—	25,870 Direct	—	Acquired	(price as of 2026-08-21)
March 11, 2016	MX	A	13,500	—	—	36,450 Direct	+58.82%	Acquired	(price as of 2026-08-21)

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
June 1, 2024	MX	Performance-Based Restricted Stock Units	Common Stock (9,000)	—	Jan. 31, 2027	9,000	Acquired
March 11, 2016	MX	Stock Option (Right to Buy)	Common Stock (25,870)	$5.53	March 11, 2026	25,870	Acquired

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

Initial ownership (Form 3) 4 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 12, 2015	MX	Common Stock	22,950	Direct
Nov. 12, 2015	MX	Stock Option (Right to Buy)→ Common Stock (50,000)	50,000	Direct
Nov. 12, 2015	MX	Stock Option (Right to Buy)→ Common Stock (21,970)	21,970	Direct
Nov. 12, 2015	MX	Stock Option (Right to Buy)→ Common Stock (21,970)	21,970	Direct

Compensation (DEF 14A)

Matched by name from proxy statements (DEF 14A) — verify against the filing.

MX

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2023	$271,931	$1,011	—	—	—	$22,661	$50,270	$793,886
2022	$275,633	$178,248	$527,363	—	—	$25,691	$47,783	$1,054,718
2021	$306,158	$127,203	—	—	—	$25,827	$47,360	$978,307

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.