Mark L Reuss

Insider

First SEC filing: June 7, 2010 · Latest: June 7, 2010

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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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 1 sells (S) Net: $-6,394,978 + 97 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

97 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 3, 2026	HONA	A	572	—	—	572 Direct	—	Acquired	(price as of 2026-08-20)
July 28, 2026	GM	M	71,079	—	—	71,080 Direct	-50.00%	Disposed	(price as of 2026-08-20)
July 28, 2026	GM	S	71,079	$89.97	$6,394,978	92,293 Direct	-43.51%	Disposed	-6.4% (price as of 2026-08-20)
July 28, 2026	GM	M	71,079	$49.46	$3,515,567	163,372 Direct	+77.01%	Acquired	70.3% (price as of 2026-08-20)
June 29, 2026	HONA	A	135	$226.24	$30,542	135 Direct	—	Acquired	-25.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	A	19,020	—	—	19,020 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 31, 2012	GM	M	2,967	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 31, 2012	GM	M	2,426	—	—	2,425 Direct	-50.01%	Disposed	(price as of 2026-08-20)
Dec. 31, 2012	GM	M	6,536	—	—	13,071 Direct	-33.34%	Disposed	(price as of 2026-08-20)
Dec. 31, 2012	GM	F	975	$28.26	$27,554	52,366 Direct	-1.83%	Disposed	198.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	D	1,992	$28.26	$56,294	53,341 Direct	-3.60%	Disposed	198.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	M	2,967	—	—	55,333 Direct	+5.67%	Acquired	(price as of 2026-08-20)
Dec. 31, 2012	GM	F	793	$28.26	$22,410	52,366 Direct	-1.49%	Disposed	198.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	D	1,633	$28.26	$46,149	53,159 Direct	-2.98%	Disposed	198.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	M	2,426	—	—	54,792 Direct	+4.63%	Acquired	(price as of 2026-08-20)
Dec. 31, 2012	GM	F	2,089	$28.26	$59,035	52,366 Direct	-3.84%	Disposed	198.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	D	4,447	$28.26	$125,672	54,455 Direct	-7.55%	Disposed	198.0% (price as of 2026-08-20)
Dec. 31, 2012	GM	M	6,536	—	—	58,902 Direct	+12.48%	Acquired	(price as of 2026-08-20)
Sept. 30, 2012	GM	F	948	$22.91	$21,719	52,366 Direct	-1.78%	Disposed	267.6% (price as of 2026-08-20)
Sept. 30, 2012	GM	A	23,462	—	—	23,462 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 30, 2012	GM	M	2,967	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 30, 2012	GM	M	4,956	—	—	4,956 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Sept. 30, 2012	GM	M	6,507	—	—	13,013 Direct	-33.34%	Disposed	(price as of 2026-08-20)
Sept. 30, 2012	GM	D	2,019	$22.91	$46,255	53,314 Direct	-3.65%	Disposed	267.6% (price as of 2026-08-20)
Sept. 30, 2012	GM	M	2,967	—	—	55,333 Direct	+5.67%	Acquired	(price as of 2026-08-20)
Sept. 30, 2012	GM	F	1,584	$22.91	$36,289	52,366 Direct	-2.94%	Disposed	267.6% (price as of 2026-08-20)
Sept. 30, 2012	GM	D	3,372	$22.91	$77,253	53,950 Direct	-5.88%	Disposed	267.6% (price as of 2026-08-20)
Sept. 30, 2012	GM	M	4,956	—	—	57,322 Direct	+9.46%	Acquired	(price as of 2026-08-20)
Sept. 30, 2012	GM	F	2,079	$22.91	$47,630	52,366 Direct	-3.82%	Disposed	267.6% (price as of 2026-08-20)
Sept. 30, 2012	GM	D	4,428	$22.91	$101,445	54,445 Direct	-7.52%	Disposed	267.6% (price as of 2026-08-20)
Sept. 30, 2012	GM	M	6,507	—	—	58,873 Direct	+12.43%	Acquired	(price as of 2026-08-20)
June 30, 2012	GM	A	7,200	—	—	7,200 Direct	—	Acquired	(price as of 2026-08-20)
June 30, 2012	GM	A	27,396	—	—	27,396 Direct	—	Acquired	(price as of 2026-08-20)
June 30, 2012	GM	M	2,970	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
June 30, 2012	GM	M	4,956	—	—	4,956 Direct	-50.00%	Disposed	(price as of 2026-08-20)
June 30, 2012	GM	M	4,347	—	—	8,692 Direct	-33.34%	Disposed	(price as of 2026-08-20)
June 30, 2012	GM	F	952	$19.62	$18,678	52,366 Direct	-1.79%	Disposed	329.2% (price as of 2026-08-20)
June 30, 2012	GM	D	2,018	$19.62	$39,593	53,318 Direct	-3.65%	Disposed	329.2% (price as of 2026-08-20)
June 30, 2012	GM	M	2,970	—	—	55,336 Direct	+5.67%	Acquired	(price as of 2026-08-20)
June 30, 2012	GM	F	1,589	$19.62	$31,176	52,366 Direct	-2.95%	Disposed	329.2% (price as of 2026-08-20)
June 30, 2012	GM	D	3,367	$19.62	$66,061	53,955 Direct	-5.87%	Disposed	329.2% (price as of 2026-08-20)
June 30, 2012	GM	M	4,956	—	—	57,322 Direct	+9.46%	Acquired	(price as of 2026-08-20)
June 30, 2012	GM	F	1,394	$19.62	$27,350	52,366 Direct	-2.59%	Disposed	329.2% (price as of 2026-08-20)
June 30, 2012	GM	D	2,953	$19.62	$57,938	53,760 Direct	-5.21%	Disposed	329.2% (price as of 2026-08-20)
June 30, 2012	GM	M	4,347	—	—	56,713 Direct	+8.30%	Acquired	(price as of 2026-08-20)
March 31, 2012	GM	A	15,570	—	—	15,570 Direct	—	Acquired	(price as of 2026-08-20)
March 31, 2012	GM	M	2,970	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 31, 2012	GM	M	4,956	—	—	4,956 Direct	-50.00%	Disposed	(price as of 2026-08-20)
March 31, 2012	GM	M	4,223	—	—	8,445 Direct	-33.34%	Disposed	(price as of 2026-08-20)
March 31, 2012	GM	F	952	$25.45	$24,228	52,366 Direct	-1.79%	Disposed	230.9% (price as of 2026-08-20)
March 31, 2012	GM	D	2,018	$25.45	$51,358	53,318 Direct	-3.65%	Disposed	230.9% (price as of 2026-08-20)
March 31, 2012	GM	M	2,970	—	—	55,336 Direct	+5.67%	Acquired	(price as of 2026-08-20)
March 31, 2012	GM	F	1,589	$25.45	$40,440	52,366 Direct	-2.95%	Disposed	230.9% (price as of 2026-08-20)
March 31, 2012	GM	D	3,367	$25.45	$85,690	53,955 Direct	-5.87%	Disposed	230.9% (price as of 2026-08-20)
March 31, 2012	GM	M	4,956	—	—	57,322 Direct	+9.46%	Acquired	(price as of 2026-08-20)
March 31, 2012	GM	F	1,354	$25.45	$34,459	52,366 Direct	-2.52%	Disposed	230.9% (price as of 2026-08-20)
March 31, 2012	GM	D	2,869	$25.45	$73,016	53,720 Direct	-5.07%	Disposed	230.9% (price as of 2026-08-20)
March 31, 2012	GM	M	4,223	$25.45	$107,475	56,589 Direct	+8.06%	Acquired	230.9% (price as of 2026-08-20)
March 15, 2012	GM	A	44,415	—	—	44,415 Direct	—	Acquired	(price as of 2026-08-20)
March 5, 2012	GM	D	8,229	$26.06	$214,448	52,366 Direct	-13.58%	Disposed	223.1% (price as of 2026-08-20)
Dec. 31, 2011	GM	D	2,426	—	—	4,851 Direct	-33.34%	Disposed	(price as of 2026-08-20)
Dec. 31, 2011	GM	D	2,967	—	—	2,967 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Dec. 31, 2011	GM	A	19,607	—	—	60,595 Direct	+47.84%	Acquired	(price as of 2026-08-20)
Dec. 31, 2011	GM	F	810	$20.21	$16,370	40,988 Direct	-1.94%	Disposed	316.7% (price as of 2026-08-20)
Dec. 31, 2011	GM	M	2,426	—	—	41,798 Direct	+6.16%	Acquired	(price as of 2026-08-20)
Dec. 31, 2011	GM	F	1,076	$20.21	$21,746	39,372 Direct	-2.66%	Disposed	316.7% (price as of 2026-08-20)
Dec. 31, 2011	GM	M	2,967	—	—	40,448 Direct	+7.92%	Acquired	(price as of 2026-08-20)
Nov. 23, 2011	GM	D	2,941	$20.14	$59,232	37,481 Direct	-7.28%	Disposed	318.1% (price as of 2026-08-20)
Sept. 30, 2011	GM	M	4,959	—	—	9,912 Direct	-33.35%	Disposed	(price as of 2026-08-20)
Sept. 30, 2011	GM	M	2,967	—	—	2,967 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Sept. 30, 2011	GM	M	19,520	—	—	40,422 Direct	+93.39%	Acquired	(price as of 2026-08-20)
Sept. 30, 2011	GM	F	1,590	$20.30	$32,277	20,902 Direct	-7.07%	Disposed	314.8% (price as of 2026-08-20)
Sept. 30, 2011	GM	M	4,959	—	—	22,492 Direct	+28.28%	Acquired	(price as of 2026-08-20)
Sept. 30, 2011	GM	F	951	$20.30	$19,305	17,533 Direct	-5.14%	Disposed	314.8% (price as of 2026-08-20)
Sept. 30, 2011	GM	M	2,967	—	—	18,484 Direct	+19.12%	Acquired	(price as of 2026-08-20)
Aug. 18, 2011	GM	S	3,208	$23.71	$76,062	15,517 Direct	-17.13%	Disposed	255.2% (price as of 2026-08-20)
June 30, 2011	GM	M	4,959	—	—	9,912 Direct	-33.35%	Disposed	(price as of 2026-08-20)
June 30, 2011	GM	M	2,970	—	—	2,967 Direct	-50.03%	Disposed	(price as of 2026-08-20)
June 30, 2011	GM	A	13,039	—	—	18,725 Direct	+229.32%	Acquired	(price as of 2026-08-20)
June 30, 2011	GM	F	1,528	$30.39	$46,436	5,686 Direct	-21.18%	Disposed	177.1% (price as of 2026-08-20)
June 30, 2011	GM	M	4,959	—	—	7,214 Direct	+219.91%	Acquired	(price as of 2026-08-20)
June 30, 2011	GM	F	915	$30.39	$27,807	2,255 Direct	-28.86%	Disposed	177.1% (price as of 2026-08-20)
June 30, 2011	GM	M	2,970	—	—	3,170 Direct	+1485.00%	Acquired	(price as of 2026-08-20)
March 31, 2011	GM	A	12,668	—	—	12,668 Direct	—	Acquired	(price as of 2026-08-20)
March 31, 2011	GM	M	4,959	—	—	9,912 Direct	-33.35%	Disposed	(price as of 2026-08-20)
March 31, 2011	GM	M	2,970	—	—	2,970 Direct	-50.00%	Disposed	(price as of 2026-08-20)
March 31, 2011	GM	F	1,590	$31.28	$49,735	200 Direct	-88.83%	Disposed	169.2% (price as of 2026-08-20)
March 31, 2011	GM	D	3,369	$31.28	$105,382	1,790 Direct	-65.30%	Disposed	169.2% (price as of 2026-08-20)
March 31, 2011	GM	M	4,959	—	—	5,159 Direct	+2479.50%	Acquired	(price as of 2026-08-20)
March 31, 2011	GM	F	952	$31.28	$29,779	200 Direct	-82.64%	Disposed	169.2% (price as of 2026-08-20)
March 31, 2011	GM	D	2,018	$31.28	$63,123	1,152 Direct	-63.66%	Disposed	169.2% (price as of 2026-08-20)
March 31, 2011	GM	M	2,970	—	—	3,170 Direct	+1485.00%	Acquired	(price as of 2026-08-20)
Feb. 10, 2011	GM	A	21,250	—	—	21,250 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 31, 2010	GM	A	7,277	—	—	7,277 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 31, 2010	GM	M	2,967	—	—	5,934 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Dec. 31, 2010	GM	F	1,073	$36.77	$39,454	200 Direct	-84.29%	Disposed	129.0% (price as of 2026-08-20)
Dec. 31, 2010	GM	D	1,894	$36.77	$69,642	1,273 Direct	-59.80%	Disposed	129.0% (price as of 2026-08-20)
Dec. 31, 2010	GM	M	2,967	—	—	3,167 Direct	+1483.50%	Acquired	(price as of 2026-08-20)
Nov. 23, 2010	GM	P	200	$33.00	$6,600	200 Direct	—	Acquired	155.2% (price as of 2026-08-20)
Sept. 30, 2010	GM	A	4,957	—	—	4,957 Direct	—	Acquired	(price as of 2026-08-20)

Showing latest 100 of 115 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
Aug. 3, 2026	HONA	Restricted Stock Units	Common Stock (572)	—	—	572	Acquired
July 28, 2026	GM	Employee Stock Option (Right to Buy)	Common Stock (71,079)	$49.46	Feb. 8, 2032	71,079	Disposed
June 29, 2026	HONA	Deferred Compensation (Phantom Shares)	Common Stock (135)	—	—	135	Acquired
Dec. 31, 2012	GM	Salary Stock Units [F7]	Common Stock (19,020)	—	—	19,020	Acquired
Dec. 31, 2012	GM	Salary Stock Units [F5]	Common Stock (2,967)	—	—	2,967	Disposed
Dec. 31, 2012	GM	Salary Stock Units [F3]	Common Stock (2,426)	—	—	2,426	Disposed
Dec. 31, 2012	GM	Salary Stock Units [F1]	Common Stock (6,536)	—	—	6,536	Disposed
Sept. 30, 2012	GM	Salary Stock Units [F8]	Common Stock (23,462)	—	—	23,462	Acquired
Sept. 30, 2012	GM	Salary Stock Units [F5]	Common Stock (2,967)	—	—	2,967	Disposed
Sept. 30, 2012	GM	Salary Stock Units [F3]	Common Stock (4,956)	—	—	4,956	Disposed
Sept. 30, 2012	GM	Salary Stock Units [F1]	Common Stock (6,507)	—	—	6,507	Disposed
June 30, 2012	GM	Salary Stock Units [F9]	Common Stock (7,200)	—	—	7,200	Acquired
June 30, 2012	GM	Salary Stock Units [F8]	Common Stock (27,396)	—	—	27,396	Acquired
June 30, 2012	GM	Salary Stock Units [F5]	Common Stock	—	—	2,970	Disposed
June 30, 2012	GM	Salary Stock Units [F3]	Common Stock	—	—	4,956	Disposed
June 30, 2012	GM	Salary Stock Units [F1]	Common Stock (4,347)	—	—	4,347	Disposed
March 31, 2012	GM	Salary Stock Units [F8]	Common Stock (15,570)	—	—	15,570	Acquired
March 31, 2012	GM	Salary Stock Units [F5]	Common Stock	—	—	2,970	Disposed
March 31, 2012	GM	Salary Stock Units [F3]	Common Stock	—	—	4,956	Disposed
March 31, 2012	GM	Salary Stock Units [F1]	Common Stock (4,223)	—	—	4,223	Disposed
March 15, 2012	GM	Restricted Stock Units [F1]	Common Stock (44,415)	$0.00	—	44,415	Acquired
Dec. 31, 2011	GM	Salary Stock Units [F4]	Common Stock (2,426)	—	—	2,426	Disposed
Dec. 31, 2011	GM	Salary Stock Units [F1]	Common Stock	—	—	2,967	Disposed
Sept. 30, 2011	GM	Salary Stock Units [F4]	Common Stock	—	—	4,959	Disposed
Sept. 30, 2011	GM	Salary Stock Units [F1]	Common Stock	—	—	2,967	Disposed
June 30, 2011	GM	Salary Stock Units [F4]	Common Stock	—	—	4,959	Disposed
June 30, 2011	GM	Salary Stock Units [F1]	Common Stock	—	—	2,970	Disposed
March 31, 2011	GM	Salary Stock Units [F6]	Common Stock (12,668)	—	—	12,668	Acquired
March 31, 2011	GM	Salary Stock Units [F4]	Common Stock	—	—	4,959	Disposed
March 31, 2011	GM	Salary Stock Units [F1]	Common Stock	—	—	2,970	Disposed
Feb. 10, 2011	GM	Restricted Stock Units [F1]	Common Stock (21,250)	$0.00	—	21,250	Acquired
Dec. 31, 2010	GM	Salary Stock Units [F4]	Common Stock (7,277)	—	—	7,277	Acquired
Dec. 31, 2010	GM	Salary Stock Units [F1]	Common Stock	—	—	2,967	Disposed
Sept. 30, 2010	GM	Salary Stock Units [F3]	Common Stock (4,957)	—	—	4,957	Acquired
Sept. 30, 2010	GM	Salary Stock Units [F1]	Common Stock (989)	—	—	989	Disposed
June 30, 2010	GM	Salary Stock Units [F2,F5]	Common Stock (990)	—	—	990	Disposed
June 30, 2010	GM	Salary Stock Units [F2]	Common Stock (4,957)	—	—	4,957	Acquired
March 31, 2010	GM	Salary Stock Units [F1,F2,F3]	Common Stock (990)	—	—	990	Disposed
March 31, 2010	GM	Salary Stock Units [F1,F2]	Common Stock (4,957)	—	—	4,957	Acquired
March 15, 2010	GM	Restricted Stock Units [F1,F6]	Common Stock (9,263)	—	—	9,263	Acquired

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

Initial ownership (Form 3) 7 holdings

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

Date	Ticker	Security	Shares	Ownership
June 7, 2010	GM	None	0	Direct
June 7, 2010	GM	Restricted Stock Units [F1]→ Common Stock (9,263)	9,263	Direct
June 7, 2010	GM	Salary Stock Units [F2]→ Common Stock (1,980)	1,980	Direct
June 7, 2010	GM	Salary Stock Units [F2]→ Common Stock (2,970)	2,970	Direct
June 7, 2010	GM	Salary Stock Units [F2]→ Common Stock (2,967)	2,967	Direct
June 7, 2010	GM	Salary Stock Units [F2]→ Common Stock (2,967)	2,967	Direct
June 7, 2010	GM	Salary Stock Units [F2]→ Common Stock (4,957)	4,957	Direct