Mark P Marron

Insider

First SEC filing: June 10, 2026 · Latest: June 10, 2026

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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.
Compensation Executive pay disclosed in company proxy statements.

Insider at

PLUS selling Feb. 16, 2018

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 74 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

74 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 2, 2026	PLUS	J	25,562	—	—	169,360 Indirect	+17.78%	Acquired	(price as of 2026-08-20)
July 2, 2026	PLUS	J	25,562	—	—	56,713 Direct	-31.07%	Disposed	(price as of 2026-08-20)
June 15, 2026	PLUS	A	26,477	—	—	82,275 Direct	+47.45%	Acquired	(price as of 2026-08-20)
June 15, 2026	PLUS	F	4,488	$83.09	$372,908	55,798 Direct	-7.44%	Disposed	5.9% (price as of 2026-08-20)
June 15, 2026	PLUS	A	9,956	—	—	60,286 Direct	+19.78%	Acquired	(price as of 2026-08-20)
June 14, 2026	PLUS	F	4,550	$83.19	$378,514	50,330 Direct	-8.29%	Disposed	5.8% (price as of 2026-08-20)
June 14, 2026	PLUS	F	5,604	$83.19	$466,197	54,880 Direct	-9.27%	Disposed	5.8% (price as of 2026-08-20)
June 10, 2026	PLUS	F	3,031	$82.15	$248,997	60,484 Direct	-4.77%	Disposed	7.1% (price as of 2026-08-20)
June 30, 2025	PLUS	G	2,600	—	—	143,798 Indirect	-1.78%	Disposed	(price as of 2026-08-20)
June 30, 2025	PLUS	J	21,735	—	—	146,398 Indirect	+17.44%	Acquired	(price as of 2026-08-20)
June 30, 2025	PLUS	J	21,735	—	—	63,515 Direct	-25.50%	Disposed	(price as of 2026-08-20)
June 14, 2025	PLUS	F	4,550	$68.94	$313,677	85,250 Direct	-5.07%	Disposed	27.6% (price as of 2026-08-20)
June 14, 2025	PLUS	F	5,678	$68.94	$391,441	89,800 Direct	-5.95%	Disposed	27.6% (price as of 2026-08-20)
June 10, 2025	PLUS	A	30,219	—	—	95,478 Direct	+46.31%	Acquired	(price as of 2026-08-20)
June 8, 2025	PLUS	F	3,771	$71.11	$268,156	65,259 Direct	-5.46%	Disposed	23.7% (price as of 2026-08-20)
Dec. 31, 2024	PLUS	G	3,425	—	—	124,663 Indirect	-2.67%	Disposed	(price as of 2026-08-20)
June 25, 2024	PLUS	J	24,061	—	—	69,030 Direct	-25.85%	Disposed	(price as of 2026-08-20)
June 25, 2024	PLUS	J	24,061	—	—	128,088 Indirect	+23.13%	Acquired	(price as of 2026-08-20)
June 15, 2024	PLUS	F	6,525	$72.68	$474,237	93,091 Direct	-6.55%	Disposed	21.1% (price as of 2026-08-20)
June 14, 2024	PLUS	F	5,756	$73.46	$422,836	99,616 Direct	-5.46%	Disposed	19.8% (price as of 2026-08-20)
June 14, 2024	PLUS	G	2,475	—	—	104,027 Indirect	-2.32%	Disposed	(price as of 2026-08-20)
June 14, 2024	PLUS	A	30,269	—	—	105,372 Direct	+40.30%	Acquired	(price as of 2026-08-20)
June 8, 2024	PLUS	F	3,771	$73.59	$277,508	75,103 Direct	-4.78%	Disposed	19.6% (price as of 2026-08-20)
Dec. 29, 2023	PLUS	G	3,100	—	—	106,502 Indirect	-2.83%	Disposed	(price as of 2026-08-20)
Sept. 11, 2023	PLUS	G	2,625	—	—	109,602 Indirect	-2.34%	Disposed	(price as of 2026-08-20)
Sept. 11, 2023	PLUS	G	525	—	—	4,754 Indirect	+12.41%	Acquired	(price as of 2026-08-20)
June 16, 2023	PLUS	F	7,526	$56.13	$422,434	105,577 Direct	-6.65%	Disposed	56.7% (price as of 2026-08-20)
June 15, 2023	PLUS	F	5,685	$55.91	$317,848	113,103 Direct	-4.79%	Disposed	57.4% (price as of 2026-08-20)
June 14, 2023	PLUS	A	39,348	—	—	118,788 Direct	+49.53%	Acquired	(price as of 2026-08-20)
June 8, 2023	PLUS	F	3,771	$54.84	$206,802	108,019 Direct	-3.37%	Disposed	60.4% (price as of 2026-08-20)
July 23, 2018	PLUS	F	3,006	$101.50	$305,109	105,918 Direct	-2.76%	Disposed	73.4% (price as of 2026-08-20)
June 18, 2018	PLUS	F	2,708	$96.40	$261,051	108,924 Direct	-2.43%	Disposed	82.5% (price as of 2026-08-20)
June 18, 2018	PLUS	F	8,250	$96.40	$795,300	111,632 Direct	-6.88%	Disposed	82.5% (price as of 2026-08-20)
June 14, 2018	PLUS	A	17,742	—	—	119,882 Direct	+17.37%	Acquired	(price as of 2026-08-20)
June 8, 2018	PLUS	F	2,006	$93.20	$186,959	102,140 Direct	-1.93%	Disposed	88.8% (price as of 2026-08-20)
Feb. 16, 2018	PLUS	S 10b5-1	495	$76.00	$37,620	104,146 Direct	-0.47%	Disposed	131.5% (price as of 2026-08-20)
Feb. 16, 2018	PLUS	S 10b5-1	4,978	$75.25	$374,594	104,641 Direct	-4.54%	Disposed	133.8% (price as of 2026-08-20)
Feb. 15, 2018	PLUS	S 10b5-1	12,500	$75.29	$941,125	109,619 Direct	-10.24%	Disposed	133.7% (price as of 2026-08-20)
Dec. 29, 2017	PLUS	G	1,775	—	—	1,775 Indirect	—	Acquired	(price as of 2026-08-20)
Dec. 29, 2017	PLUS	G	1,775	—	—	122,119 Direct	-1.43%	Disposed	(price as of 2026-08-20)
Oct. 2, 2017	PLUS	S 10b5-1	722	$94.22	$68,027	123,894 Direct	-0.58%	Disposed	86.8% (price as of 2026-08-20)
Oct. 2, 2017	PLUS	S 10b5-1	6,293	$93.58	$588,899	124,616 Direct	-4.81%	Disposed	88.0% (price as of 2026-08-20)
Oct. 2, 2017	PLUS	S 10b5-1	2,985	$92.82	$277,068	130,909 Direct	-2.23%	Disposed	89.6% (price as of 2026-08-20)
July 21, 2017	PLUS	F	3,179	$79.50	$252,730	133,894 Direct	-2.32%	Disposed	121.3% (price as of 2026-08-20)
June 19, 2017	PLUS	F	9,349	$74.50	$696,500	137,073 Direct	-6.38%	Disposed	136.2% (price as of 2026-08-20)
June 16, 2017	PLUS	F	2,864	$75.20	$215,373	146,422 Direct	-1.92%	Disposed	134.0% (price as of 2026-08-20)
June 12, 2017	PLUS	F	3,590	$78.45	$281,636	149,286 Direct	-2.35%	Disposed	124.3% (price as of 2026-08-20)
June 8, 2017	PLUS	A	20,000	—	—	152,876 Direct	+15.05%	Acquired	(price as of 2026-08-20)
Jan. 17, 2017	PLUS	S 10b5-1	2,500	$110.94	$277,350	66,438 Direct	-3.63%	Disposed	217.2% (price as of 2026-08-20)
July 21, 2016	PLUS	A	10,000	—	—	68,938 Direct	+16.97%	Acquired	(price as of 2026-08-20)
June 23, 2016	PLUS	S 10b5-1	4,900	$85.00	$416,500	58,938 Direct	-7.68%	Disposed	314.0% (price as of 2026-08-20)
June 20, 2016	PLUS	S 10b5-1	7,100	$85.10	$604,210	63,838 Direct	-10.01%	Disposed	313.5% (price as of 2026-08-20)
June 17, 2016	PLUS	F	4,318	$86.61	$373,982	70,938 Direct	-5.74%	Disposed	306.3% (price as of 2026-08-20)
June 16, 2016	PLUS	A	9,009	—	—	75,256 Direct	+13.60%	Acquired	(price as of 2026-08-20)
June 14, 2016	PLUS	F	1,431	$88.32	$126,386	66,247 Direct	-2.11%	Disposed	298.5% (price as of 2026-08-20)
June 13, 2016	PLUS	F	1,500	$89.75	$134,625	67,678 Direct	-2.17%	Disposed	292.1% (price as of 2026-08-20)
Sept. 25, 2015	PLUS	S 10b5-1	5,000	$78.76	$393,800	69,178 Direct	-6.74%	Disposed	346.8% (price as of 2026-08-20)
June 27, 2015	PLUS	F	1,820	$79.32	$144,362	74,178 Direct	-2.39%	Disposed	343.7% (price as of 2026-08-20)
June 17, 2015	PLUS	A	49,000	—	—	75,998 Direct	+181.49%	Acquired	(price as of 2026-08-20)
June 14, 2015	PLUS	F	1,431	$82.63	$118,244	26,998 Direct	-5.03%	Disposed	325.9% (price as of 2026-08-20)
June 12, 2015	PLUS	F	1,500	$82.63	$123,945	28,429 Direct	-5.01%	Disposed	325.9% (price as of 2026-08-20)
Feb. 20, 2015	PLUS	S	6,000	$80.51	$483,060	29,929 Direct	-16.70%	Disposed	337.1% (price as of 2026-08-20)
Nov. 25, 2014	PLUS	S 10b5-1	7,500	$69.43	$520,725	35,929 Direct	-17.27%	Disposed	406.9% (price as of 2026-08-20)
Sept. 8, 2014	PLUS	S 10b5-1	10,000	$55.98	$559,800	43,429 Direct	-18.72%	Disposed	528.7% (price as of 2026-08-20)
June 27, 2014	PLUS	F	1,605	$58.11	$93,267	53,429 Direct	-2.92%	Disposed	505.6% (price as of 2026-08-20)
June 16, 2014	PLUS	F	3,637	$57.49	$209,091	55,034 Direct	-6.20%	Disposed	512.1% (price as of 2026-08-20)
June 12, 2014	PLUS	A	13,600	—	—	58,671 Direct	+30.17%	Acquired	(price as of 2026-08-20)
Jan. 6, 2014	PLUS	S 10b5-1	3,000	$56.42	$169,260	45,071 Direct	-6.24%	Disposed	523.8% (price as of 2026-08-20)
Jan. 3, 2014	PLUS	S 10b5-1	3,000	$56.57	$169,710	48,071 Direct	-5.87%	Disposed	522.1% (price as of 2026-08-20)
Jan. 2, 2014	PLUS	S 10b5-1	4,000	$56.51	$226,040	51,071 Direct	-7.26%	Disposed	522.8% (price as of 2026-08-20)
Nov. 29, 2013	PLUS	S	1,520	$54.59	$82,977	55,071 Direct	-2.69%	Disposed	544.7% (price as of 2026-08-20)
Nov. 27, 2013	PLUS	S	3,000	$54.40	$163,200	56,591 Direct	-5.03%	Disposed	546.9% (price as of 2026-08-20)
June 27, 2013	PLUS	F	1,605	$59.52	$95,530	59,591 Direct	-2.62%	Disposed	491.3% (price as of 2026-08-20)
June 17, 2013	PLUS	F	2,206	$60.39	$133,220	61,196 Direct	-3.48%	Disposed	482.7% (price as of 2026-08-20)
June 15, 2013	PLUS	F	2,206	$60.39	$133,220	63,402 Direct	-3.36%	Disposed	482.7% (price as of 2026-08-20)
June 14, 2013	PLUS	A	12,975	—	—	65,608 Direct	+24.65%	Acquired	(price as of 2026-08-20)
Nov. 9, 2012	PLUS	F	1,073	$36.47	$39,132	52,633 Direct	-2.00%	Disposed	865.0% (price as of 2026-08-20)
June 27, 2012	PLUS	A	14,550	—	—	53,706 Direct	+37.16%	Acquired	(price as of 2026-08-20)
June 18, 2012	PLUS	F	2,146	$33.46	$71,805	39,156 Direct	-5.20%	Disposed	951.8% (price as of 2026-08-20)
June 15, 2012	PLUS	F	2,146	$33.58	$72,063	41,302 Direct	-4.94%	Disposed	948.0% (price as of 2026-08-20)
Nov. 9, 2011	PLUS	F	1,073	$26.51	$28,445	43,448 Direct	-2.41%	Disposed	1227.5% (price as of 2026-08-20)
June 17, 2011	PLUS	F	2,146	$24.04	$51,590	44,521 Direct	-4.60%	Disposed	1363.9% (price as of 2026-08-20)
June 15, 2011	PLUS	A	20,000	—	—	46,667 Direct	+75.00%	Acquired	(price as of 2026-08-20)
Nov. 10, 2010	PLUS	S	2,260	$24.37	$55,076	26,667 Direct	-7.81%	Disposed	1344.1% (price as of 2026-08-20)
Nov. 9, 2010	PLUS	F	1,073	$24.90	$26,718	28,927 Direct	-3.58%	Disposed	1313.3% (price as of 2026-08-20)
Aug. 12, 2010	PLUS	M	2,300	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 12, 2010	PLUS	S	2,300	$18.00	$41,400	30,000 Direct	-7.12%	Disposed	1855.1% (price as of 2026-08-20)
Aug. 12, 2010	PLUS	M	2,300	$13.11	$30,153	32,300 Direct	+7.67%	Acquired	2584.4% (price as of 2026-08-20)
Aug. 11, 2010	PLUS	M	34,700	—	—	2,300 Direct	-93.78%	Disposed	(price as of 2026-08-20)
Aug. 11, 2010	PLUS	S	34,700	$18.00	$624,600	30,000 Direct	-53.63%	Disposed	1855.1% (price as of 2026-08-20)
Aug. 11, 2010	PLUS	M	34,700	$13.11	$454,917	64,700 Direct	+115.67%	Acquired	2584.4% (price as of 2026-08-20)
Aug. 10, 2010	PLUS	M	3,000	—	—	37,000 Direct	-7.50%	Disposed	(price as of 2026-08-20)
Aug. 10, 2010	PLUS	S	3,000	$18.07	$54,210	30,000 Direct	-9.09%	Disposed	1847.5% (price as of 2026-08-20)
Aug. 10, 2010	PLUS	M	3,000	$13.11	$39,330	33,000 Direct	+10.00%	Acquired	2584.4% (price as of 2026-08-20)
June 17, 2010	PLUS	A	20,000	—	—	30,000 Direct	+200.00%	Acquired	(price as of 2026-08-20)
Nov. 9, 2009	PLUS	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)

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. 12, 2010	PLUS	Employee Stock Option (right to buy)	Common Stock (2,300)	$13.11	Sept. 19, 2015	2,300	Disposed
Aug. 11, 2010	PLUS	Employee Stock Option (right to buy)	Common Stock (34,700)	$13.11	Sept. 19, 2015	34,700	Disposed
Aug. 10, 2010	PLUS	Employee Stock Option (right to buy)	Common Stock (3,000)	$13.11	Sept. 19, 2015	3,000	Disposed

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
Aug. 20, 2009	PLUS	Employee Stock Option(Right to Buy)→ Common Stock (40,000)	40,000	Direct

Compensation (DEF 14A)

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

PLUS

President

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2018	$740,720	—	$1,594,000	—	$605,204	—	$13,542	$2,953,466
2017	$641,666	—	$1,615,558	—	$261,609	—	$11,765	$2,530,598
2016	$515,341	—	$4,013,100	—	$492,846	—	$9,598	$5,030,885

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