Asset Management One Co., Ltd.

Position in MTZ — Mastec Inc

CIK 1068855 TOKYO, M0

Position in MTZ

as of Mar 31, 2026 · filed May 8, 2026 Compact

Position Value

$14,682,604

+$1,780,608 QoQ

Shares Held

45,635

-23.1% QoQ

Ownership

0.058%

of shares outstanding

% of Portfolio

0.05%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Mar 2020

25 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Industrials · as of Mar 31, 2026

Asset Management One Co., Ltd. holds $207,739,645 across 20 Engineering & Construction names. MTZ ranks #5 (7.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	PWR	Quanta Services, Inc.	85,580	$46,985,131
2	FIX	Comfort Systems USA Inc	32,148	$44,331,770
3	STRL	Sterling Infrastructure, Inc.	40,282	$16,405,650
4	EME	EMCOR Group, Inc.	20,289	$14,979,571
5	MTZ	Mastec Inc This page	45,635	$14,682,604
6	ROAD	Construction Partners, Inc.	86,170	$9,575,210
7	ACM	Aecom	98,378	$8,344,421
8	APG	APi Group Corp	174,996	$7,090,837

25 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$14,682,604	45,635	-23.1%	Shares	Defined	2026-05-08
2025-12-31	$12,901,996	59,355	-14.0%	Shares	Defined	2026-01-27
2025-09-30	$14,688,997	69,024	+74.4%	Shares	Defined	2025-10-22
2025-06-30	$6,746,471	39,585	-12.1%	Shares	Defined	2025-07-31
2025-03-31	$5,253,350	45,012	+9.8%	Shares	Defined	2025-04-23
2024-12-31	$5,579,153	40,981	+8.7%	Shares	Defined	2025-01-30
2024-09-30	$4,640,870	37,700	-2.2%	Shares	Defined	2024-10-30
2024-06-30	$4,122,217	38,529	-13.2%	Shares	Defined	2024-07-18
2024-03-31	$4,138,528	44,381	0.0%	Shares	Defined	2024-05-02
2023-12-31	$3,360,529	44,381	+10.5%	Shares	Defined	2024-01-24
2023-09-30	$2,889,739	40,152	-11.2%	Shares	Defined	2023-10-19
2023-06-30	$5,333,659	45,212	-16.7%	Shares	Defined	2023-07-31
2023-03-31	$5,124,786	54,265	-3.9%	Shares	Defined	2023-04-25
2022-12-31	$4,817,049	56,452	+1.0%	Shares	Defined	2023-02-06
2022-09-30	$3,548,634	55,884	-6.6%	Shares	Defined	2022-11-04
2022-06-30	$4,288,922	59,851	-8.6%	Shares	Defined	2022-07-29
2022-03-31	$5,703,220	65,479	+15.5%	Shares	Defined	2022-05-13
2021-12-31	$5,233,475	56,713	0.0%	Shares	Defined	2022-02-09
2021-09-30	$4,893,197	56,713	+9.0%	Shares	Defined	2021-11-02
2021-06-30	$5,519,109	52,018	+24.9%	Shares	Defined	2021-08-03
2021-03-31	$3,903,260	41,657	+7.4%	Shares	Defined	2021-05-14
2020-12-31	$2,643,270	38,769	-6.0%	Shares	Defined	2021-02-12
2020-09-30	$1,740,074	41,234	+129.6%	Shares	Defined	2020-11-13
2020-06-30	$805,730	17,957	0.0%	Shares	Defined	2020-08-14
2020-03-31	$587,732	17,957	—	Shares	Defined	2020-05-14
No filing history on record for this holder in this stock.