Jose Ramon Mas

Insider Activist

First SEC filing: Aug. 22, 2025 · Latest: March 20, 2026

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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 79 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

79 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 11, 2026	MTZ	J	340,794	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 11, 2026	MTZ	J	340,794	—	—	340,794 Direct	—	Acquired	(price as of 2026-08-20)
March 18, 2026	MTZ	A	26,397	—	—	3,254,461 Direct	+0.82%	Acquired	(price as of 2026-08-20)
March 10, 2026	MTZ	F	28,184	$297.81	$8,393,477	3,228,064 Direct	-0.87%	Disposed	-9.4% (price as of 2026-08-20)
March 5, 2026	HP	A	5,273	—	—	43,297 Direct	+13.87%	Acquired	(price as of 2026-08-20)
Aug. 21, 2025	MTZ	J	340,794	—	—	340,794 Direct	—	Acquired	(price as of 2026-08-20)
Aug. 21, 2025	MTZ	J	364,850	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 24, 2025	MTZ	F	23,691	$124.03	$2,938,395	3,256,248 Direct	-0.72%	Disposed	117.5% (price as of 2026-08-20)
March 18, 2025	MTZ	A	61,713	—	—	3,279,939 Direct	+1.92%	Acquired	(price as of 2026-08-20)
Sept. 9, 2024	MTZ	J	387,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 9, 2024	MTZ	J	364,850	—	—	364,850 Direct	—	Acquired	(price as of 2026-08-20)
March 18, 2024	MTZ	F	21,057	$86.36	$1,818,483	3,218,226 Direct	-0.65%	Disposed	212.4% (price as of 2026-08-20)
March 5, 2024	MTZ	A	81,037	—	—	3,239,283 Direct	+2.57%	Acquired	(price as of 2026-08-20)
Feb. 28, 2024	HP	A	4,675	—	—	30,847 Direct	+17.86%	Acquired	(price as of 2026-08-20)
March 19, 2023	MTZ	F	63,212	$87.09	$5,505,133	3,158,246 Direct	-1.96%	Disposed	209.8% (price as of 2026-08-20)
March 10, 2023	MTZ	A	72,902	—	—	3,221,458 Direct	+2.32%	Acquired	(price as of 2026-08-20)
March 1, 2023	HP	A	4,197	—	—	26,172 Direct	+19.10%	Acquired	(price as of 2026-08-20)
Jan. 10, 2023	MTZ	J	212,500	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 10, 2023	MTZ	J	387,500	—	—	387,500 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 10, 2023	MTZ	J	775,000	—	—	775,000 Direct	-50.00%	Disposed	(price as of 2026-08-20)
March 24, 2022	MTZ	A	63,277	—	—	3,231,830 Direct	+2.00%	Acquired	(price as of 2026-08-20)
March 14, 2022	MTZ	F	24,029	$82.85	$1,990,803	3,168,553 Direct	-0.75%	Disposed	225.7% (price as of 2026-08-20)
March 2, 2022	HP	A	4,733	—	—	21,975 Direct	+27.45%	Acquired	(price as of 2026-08-20)
March 18, 2021	MTZ	A	57,926	—	—	3,192,582 Direct	+1.85%	Acquired	(price as of 2026-08-20)
March 14, 2021	MTZ	F	18,798	$98.93	$1,859,686	3,134,656 Direct	-0.60%	Disposed	172.7% (price as of 2026-08-20)
March 3, 2021	HP	A	6,302	—	—	17,242 Direct	+57.61%	Acquired	(price as of 2026-08-20)
Jan. 22, 2021	MTZ	G	2,500	—	—	3,153,454 Direct	-0.08%	Disposed	(price as of 2026-08-20)
March 19, 2020	MTZ	A	165,017	—	—	3,155,954 Direct	+5.52%	Acquired	(price as of 2026-08-20)
March 16, 2020	HP	A	5,154	$34.92	$179,978	10,940 Direct	+89.08%	Acquired	26.7% (price as of 2026-08-20)
Jan. 9, 2020	MTZ	G	2,500	—	—	2,990,937 Direct	-0.08%	Disposed	(price as of 2026-08-20)
Nov. 19, 2019	MTZ	J	212,500	—	—	212,500 Indirect	—	Acquired	(price as of 2026-08-20)
Nov. 19, 2019	MTZ	J	775,000	—	—	775,000 Direct	—	Acquired	(price as of 2026-08-20)
April 10, 2019	MTZ	G	5,000	—	—	1,197,414 Indirect	-0.42%	Disposed	(price as of 2026-08-20)
March 14, 2019	MTZ	A	65,664	—	—	2,993,437 Direct	+2.24%	Acquired	(price as of 2026-08-20)
Dec. 18, 2018	MTZ	F	56,347	$39.40	$2,220,072	2,927,773 Direct	-1.89%	Disposed	584.8% (price as of 2026-08-20)
Dec. 14, 2018	HP	A	2,963	—	—	5,786 Direct	+104.96%	Acquired	(price as of 2026-08-20)
March 14, 2018	MTZ	A	51,622	—	—	2,984,120 Direct	+1.76%	Acquired	(price as of 2026-08-20)
Dec. 19, 2017	MTZ	F	48,435	$46.90	$2,271,602	2,932,498 Direct	-1.62%	Disposed	475.3% (price as of 2026-08-20)
Dec. 4, 2017	HP	A	7,371	—	—	7,371 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 4, 2017	HP	A	1,511	—	—	2,823 Direct	+115.17%	Acquired	(price as of 2026-08-20)
March 19, 2017	MTZ	A	50,450	—	—	2,980,933 Direct	+1.72%	Acquired	(price as of 2026-08-20)
March 16, 2017	MTZ	F	20,594	$39.10	$805,225	2,930,483 Direct	-0.70%	Disposed	590.1% (price as of 2026-08-20)
March 1, 2017	HP	A	5,242	—	—	5,242 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2017	HP	A	1,312	—	—	1,312 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 28, 2015	MTZ	F	31,463	$17.51	$550,917	2,951,077 Direct	-1.05%	Disposed	1440.9% (price as of 2026-08-20)
Dec. 18, 2015	MTZ	A	143,192	—	—	2,982,540 Direct	+5.04%	Acquired	(price as of 2026-08-20)
Aug. 26, 2015	MTZ	P	17,000	$14.63	$248,710	1,212,414 Indirect	+1.42%	Acquired	1744.2% (price as of 2026-08-20)
Aug. 20, 2015	MTZ	P	30,000	$16.12	$483,600	276,000 Indirect	+12.20%	Acquired	1573.8% (price as of 2026-08-20)
Aug. 20, 2015	MTZ	P	21,785	$16.24	$353,788	1,195,414 Indirect	+1.86%	Acquired	1561.4% (price as of 2026-08-20)
Aug. 19, 2015	MTZ	P	246,000	$16.35	$4,022,100	246,000 Indirect	—	Acquired	1550.2% (price as of 2026-08-20)
Aug. 19, 2015	MTZ	P	99,862	$16.42	$1,639,734	1,173,629 Indirect	+9.30%	Acquired	1543.2% (price as of 2026-08-20)
Dec. 19, 2014	MTZ	A	115,457	—	—	2,839,348 Direct	+4.24%	Acquired	(price as of 2026-08-20)
March 21, 2014	MTZ	S	28,398	$42.74	$1,213,731	2,369,033 Direct	-1.18%	Disposed	531.3% (price as of 2026-08-20)
March 20, 2014	MTZ	F	4,447	$42.44	$188,731	2,326,848 Direct	-0.19%	Disposed	535.7% (price as of 2026-08-20)
March 20, 2014	MTZ	F	5,706	$42.44	$242,163	2,321,142 Direct	-0.25%	Disposed	535.7% (price as of 2026-08-20)
March 20, 2014	MTZ	M	10,341	$9.67	$99,997	2,331,483 Direct	+0.45%	Acquired	2690.2% (price as of 2026-08-20)
March 20, 2014	MTZ	F	2,357	$42.44	$100,031	2,329,126 Direct	-0.10%	Disposed	535.7% (price as of 2026-08-20)
March 20, 2014	MTZ	M	10,341	$9.67	$99,997	2,339,467 Direct	+0.44%	Acquired	2690.2% (price as of 2026-08-20)
March 20, 2014	MTZ	M	129,318	$9.67	$1,250,505	2,468,785 Direct	+5.53%	Acquired	2690.2% (price as of 2026-08-20)
March 20, 2014	MTZ	F	71,354	$42.44	$3,028,264	2,397,431 Direct	-2.89%	Disposed	535.7% (price as of 2026-08-20)
March 20, 2014	MTZ	M	10,341	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 20, 2014	MTZ	M	10,341	—	—	129,318 Direct	-7.40%	Disposed	(price as of 2026-08-20)
March 20, 2014	MTZ	M	129,318	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 16, 2014	MTZ	A	58,000	—	—	2,298,450 Direct	+2.59%	Acquired	(price as of 2026-08-20)
Aug. 14, 2013	MTZ	M	25,838	$7.74	$199,986	333,132 Direct	+8.41%	Acquired	3385.9% (price as of 2026-08-20)
Aug. 14, 2013	MTZ	S	6,002	$33.32	$199,987	327,130 Direct	-1.80%	Disposed	709.8% (price as of 2026-08-20)
Aug. 14, 2013	MTZ	M	124,162	$7.74	$961,014	451,292 Direct	+37.95%	Acquired	3385.9% (price as of 2026-08-20)
Aug. 14, 2013	MTZ	S	28,842	$33.32	$961,015	422,450 Direct	-6.39%	Disposed	709.8% (price as of 2026-08-20)
Aug. 14, 2013	MTZ	F	34,747	$33.32	$1,157,770	387,703 Direct	-8.23%	Disposed	709.8% (price as of 2026-08-20)
Aug. 14, 2013	MTZ	M	25,838	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 14, 2013	MTZ	M	124,162	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 28, 2012	MTZ	A	75,000	—	—	432,294 Direct	+20.99%	Acquired	(price as of 2026-08-20)
Nov. 7, 2012	MTZ	S	449,549	$22.80	$10,249,717	1,373,767 Indirect	-24.66%	Disposed	1083.4% (price as of 2026-08-20)
Nov. 7, 2012	MTZ	S	650,451	$22.80	$14,830,283	357,294 Direct	-64.55%	Disposed	1083.4% (price as of 2026-08-20)
Nov. 2, 2012	MTZ	G	7,085	—	—	1,823,316 Indirect	-0.39%	Disposed	(price as of 2026-08-20)
April 18, 2012	MTZ	S	36,964	$16.38	$605,470	1,144,345 Direct	-3.13%	Disposed	1547.2% (price as of 2026-08-20)
March 19, 2012	MTZ	A	40,388	—	—	1,181,309 Direct	+3.54%	Acquired	(price as of 2026-08-20)
June 23, 2011	MTZ	G	7,530	—	—	92,520 Indirect	-7.53%	Disposed	(price as of 2026-08-20)
March 31, 2011	MTZ	S	4,133	$20.80	$85,966	1,140,921 Direct	-0.36%	Disposed	1197.2% (price as of 2026-08-20)
March 31, 2011	MTZ	S	4,305	$20.80	$89,544	1,140,749 Direct	-0.38%	Disposed	1197.2% (price as of 2026-08-20)
March 20, 2011	MTZ	A	32,845	—	—	1,145,054 Direct	+2.95%	Acquired	(price as of 2026-08-20)
Feb. 17, 2011	MTZ	G	5,450	—	—	100,050 Indirect	-5.17%	Disposed	(price as of 2026-08-20)
Aug. 22, 2008	MTZ	M	125,000	—	—	300,000 Direct	-29.41%	Disposed	(price as of 2026-08-20)
Aug. 22, 2008	MTZ	M	125,000	$10.56	$1,320,000	1,112,209 Direct	+12.66%	Acquired	2455.0% (price as of 2026-08-20)
March 31, 2008	MTZ	A	25,000	—	—	987,209 Direct	+2.60%	Acquired	(price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	23,900	$9.25	$221,075	962,209 Direct	+2.55%	Acquired	2816.9% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	800	$9.24	$7,392	938,309 Direct	+0.09%	Acquired	2820.0% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	100	$9.23	$923	937,509 Direct	+0.01%	Acquired	2823.2% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	200	$9.22	$1,844	937,409 Direct	+0.02%	Acquired	2826.4% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	23,900	$9.25	$221,075	962,209 Direct	+2.55%	Acquired	2816.9% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	800	$9.24	$7,392	938,309 Direct	+0.09%	Acquired	2820.0% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	100	$9.23	$923	937,509 Direct	+0.01%	Acquired	2823.2% (price as of 2026-08-20)
Nov. 12, 2007	MTZ	P	200	$9.22	$1,844	937,409 Direct	+0.02%	Acquired	2826.4% (price as of 2026-08-20)
April 18, 2007	MTZ	A	100,000	—	—	937,209 Direct	+11.94%	Acquired	(price as of 2026-08-20)
Aug. 5, 2005	MTZ	A	20,682	$9.67	$199,995	20,682 Direct	—	Acquired	2690.2% (price as of 2026-08-20)
Aug. 5, 2005	MTZ	A	129,318	$9.67	$1,250,505	129,318 Direct	—	Acquired	2690.2% (price as of 2026-08-20)
Jan. 9, 2004	MTZ	A	249,101	—	—	837,209 Direct	+42.36%	Acquired	(price as of 2026-08-20)
Nov. 14, 2003	MTZ	A	401,350	—	—	588,108 Direct	+214.90%	Acquired	(price as of 2026-08-20)
Aug. 14, 2003	MTZ	A	150,000	—	—	371,429 Direct	+67.74%	Acquired	(price as of 2026-08-20)
June 3, 1996	MTZ	A	22,500	—	—	22,500 Direct	—	Acquired	(price as of 2026-08-20)

Showing latest 100 of 105 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. 11, 2026	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (340,794)	—	—	340,794	Disposed
Aug. 11, 2026	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (340,794)	—	—	340,794	Acquired
Aug. 21, 2025	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (340,794)	—	—	340,794	Acquired
Aug. 21, 2025	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (364,850)	—	—	364,850	Disposed
Sept. 9, 2024	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (387,500)	—	—	387,500	Disposed
Sept. 9, 2024	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (364,850)	—	—	364,850	Acquired
Jan. 10, 2023	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (212,500)	—	—	212,500	Disposed
Jan. 10, 2023	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (387,500)	—	—	387,500	Acquired
Jan. 10, 2023	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (775,000)	—	—	775,000	Disposed
Nov. 19, 2019	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (212,500)	—	—	212,500	Acquired
Nov. 19, 2019	MTZ	Forward sale contract (potential obligation to sell)	Common Stock (775,000)	—	—	775,000	Acquired
Dec. 4, 2017	HP	Stock Option (right to buy)	Common Stock (7,371)	$58.43	Dec. 4, 2027	7,371	Acquired
March 1, 2017	HP	Stock Option (right to buy)	Common Stock (5,242)	$69.91	March 1, 2027	5,242	Acquired
March 20, 2014	MTZ	Incentive Stock Option (right to buy)	Common Stock (10,341)	$9.67	Aug. 5, 2015	10,341	Disposed
March 20, 2014	MTZ	Non-Qualified Stock Option (right to buy)	Common Stock (10,341)	$9.67	Aug. 5, 2015	10,341	Disposed
March 20, 2014	MTZ	Non-Qualified Stock Option (right to buy)	Common Stock (129,318)	$9.67	Aug. 5, 2015	129,318	Disposed
Aug. 14, 2013	MTZ	Incentive Stock Option (right to buy)	Common Stock (25,838)	$7.74	Aug. 14, 2013	25,838	Disposed
Aug. 14, 2013	MTZ	Non-Qualified Stock Option (right to buy)	Common Stock (124,162)	$7.74	Aug. 14, 2013	124,162	Disposed
Aug. 22, 2008	MTZ	Non-Qualified Stock Option (right to buy)	Common Stock (125,000)	$10.56	Aug. 22, 2008	125,000	Disposed
Aug. 5, 2005	MTZ	Incentive Stock Option (right to buy) [F1]	Common Stock (20,682)	$9.67	Aug. 5, 2015	20,682	Acquired
Aug. 5, 2005	MTZ	Non-Qualified Stock Option (right to buy) [F1]	Common Stock (129,318)	$9.67	Aug. 5, 2015	129,318	Acquired
Aug. 14, 2003	MTZ	Stock Options (right to buy)	Common Stock (150,000)	$7.74	Aug. 14, 2013	150,000	Acquired
Aug. 14, 2003	MTZ	Stock Options (right to buy)	Common Stock (150,000)	$7.74	Aug. 14, 2003	150,000	Acquired
Aug. 22, 2001	MTZ	Stock Options (right to buy)	Common Stock (125,000)	$10.56	Aug. 22, 2008	125,000	Acquired
Dec. 15, 1999	MTZ	Stock Options (right to buy)	Common Stock (15,000)	$26.79	Dec. 15, 2006	15,000	Acquired
Dec. 10, 1999	MTZ	Stock Options (right to buy)	Common Stock (21,429)	$25.58	Dec. 10, 2006	21,429	Acquired
Dec. 29, 1997	MTZ	Stock Options (right to buy)	Common Stock (37,500)	$14.06	Dec. 29, 2007	37,500	Acquired
June 3, 1996	MTZ	Stock Options (right to buy)	Common Stock (22,500)	$14.17	June 3, 2006	22,500	Acquired

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
March 3, 2017	HP	Common Stock	0	Direct

Compensation (DEF 14A)

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

MTZ

CEO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2023	$1,209,615	—	$7,000,000	—	$1,350,000	—	$44,068	$9,603,683
2021	$1,075,000	—	—	—	$2,500,000	—	$47,897	$9,122,897
2020	$1,068,942	—	—	—	$2,400,000	—	$23,887	$8,842,829

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