James Harry Miller

Insider

First SEC filing: Nov. 5, 2025 · Latest: Nov. 5, 2025

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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.

Insider at

MTRX selling Sept. 11, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 24 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

24 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Nov. 4, 2025	MTRX	A	7,986	—	—	92,078 Direct	+9.50%	Acquired	(price as of 2026-08-20)
Jan. 1, 2025	MTRX	A	418	$11.97	$5,003	84,092 Direct	+0.50%	Acquired	-5.3% (price as of 2026-08-20)
Nov. 5, 2024	MTRX	A	8,290	—	—	83,674 Direct	+11.00%	Acquired	(price as of 2026-08-20)
Oct. 1, 2024	MTRX	A	422	$11.85	$5,001	75,384 Direct	+0.56%	Acquired	-4.4% (price as of 2026-08-20)
Sept. 11, 2024	MTRX	S	4,500	$10.23	$46,035	74,962 Direct	-5.66%	Disposed	10.8% (price as of 2026-08-20)
July 1, 2024	MTRX	A	529	$9.45	$4,999	79,462 Direct	+0.67%	Acquired	19.9% (price as of 2026-08-20)
April 1, 2024	MTRX	A	385	$12.97	$4,993	78,933 Direct	+0.49%	Acquired	-12.6% (price as of 2026-08-20)
Nov. 14, 2023	MTRX	A	7,991	—	—	78,548 Direct	+11.33%	Acquired	(price as of 2026-08-20)
Nov. 10, 2023	MTRX	S	3,000	$11.50	$34,500	70,557 Direct	-4.08%	Disposed	-1.5% (price as of 2026-08-20)
Jan. 1, 2023	MTRX	A	1,610	$6.21	$9,998	73,557 Direct	+2.24%	Acquired	82.4% (price as of 2026-08-20)
Dec. 5, 2022	MTRX	A	11,571	—	—	71,947 Direct	+19.16%	Acquired	(price as of 2026-08-20)
Oct. 1, 2022	MTRX	A	2,416	$4.14	$10,002	60,376 Direct	+4.17%	Acquired	173.7% (price as of 2026-08-20)
July 1, 2022	MTRX	A	2,028	$4.93	$9,998	57,960 Direct	+3.63%	Acquired	129.8% (price as of 2026-08-20)
April 1, 2022	MTRX	A	1,252	$7.99	$10,003	55,932 Direct	+2.29%	Acquired	41.8% (price as of 2026-08-20)
Jan. 1, 2022	MTRX	A	1,333	$7.50	$9,998	54,680 Direct	+2.50%	Acquired	51.1% (price as of 2026-08-20)
Nov. 2, 2021	MTRX	A	9,117	—	—	53,347 Direct	+20.61%	Acquired	(price as of 2026-08-20)
Oct. 1, 2021	MTRX	A	924	$10.83	$10,007	44,230 Direct	+2.13%	Acquired	4.6% (price as of 2026-08-20)
July 1, 2021	MTRX	A	947	$10.56	$10,000	43,306 Direct	+2.24%	Acquired	7.3% (price as of 2026-08-20)
April 1, 2021	MTRX	A	730	$13.69	$9,994	42,359 Direct	+1.75%	Acquired	-17.2% (price as of 2026-08-20)
Nov. 11, 2020	MTRX	P	3,000	$8.98	$26,940	41,629 Direct	+7.77%	Acquired	26.2% (price as of 2026-08-20)
Nov. 3, 2020	MTRX	A	8,211	—	—	38,629 Direct	+26.99%	Acquired	(price as of 2026-08-20)
Nov. 5, 2019	MTRX	A	5,290	—	—	30,418 Direct	+21.05%	Acquired	(price as of 2026-08-20)
May 10, 2019	MTRX	S	1,825	$22.25	$40,606	25,128 Direct	-6.77%	Disposed	-49.1% (price as of 2026-08-20)
Oct. 30, 2018	MTRX	A	4,116	—	—	26,953 Direct	+18.02%	Acquired	(price as of 2026-08-20)
Oct. 31, 2017	MTRX	A	6,667	—	—	22,837 Direct	+41.23%	Acquired	(price as of 2026-08-20)
Nov. 14, 2016	MTRX	A	5,240	—	—	16,170 Direct	+47.94%	Acquired	(price as of 2026-08-20)
May 12, 2016	MTRX	P	325	$15.10	$4,908	10,930 Direct	+3.06%	Acquired	-25.0% (price as of 2026-08-20)
Nov. 12, 2015	MTRX	A	3,661	—	—	10,605 Direct	+52.72%	Acquired	(price as of 2026-08-20)
June 4, 2015	MTRX	P	570	$17.85	$10,174	6,944 Direct	+8.94%	Acquired	-36.5% (price as of 2026-08-20)
June 4, 2015	MTRX	P	230	$17.80	$4,094	6,374 Direct	+3.74%	Acquired	-36.3% (price as of 2026-08-20)
June 4, 2015	MTRX	P	700	$17.70	$12,390	6,144 Direct	+12.86%	Acquired	-36.0% (price as of 2026-08-20)
Nov. 13, 2014	MTRX	A	5,444	—	—	5,444 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.