Aberdeen Group’s MasTec MTZ Stock Holding History

Aberdeen Group’s Portfolio MTZ Stock Details MTZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$3.15M	Buy	+7,576	New	+$2.9M	﹤0.01%	738
2021 Q4	–	Sell	-3,248	Closed	-$287K	–	1064
2021 Q3	$287K	Sell	3,248 -207,657	-98%	-$19.7M	﹤0.01%	1005
2021 Q2	$22.4M	Buy	210,905 +18,732	+10%	+$2.03M	0.05%	336
2021 Q1	$18M	Buy	192,173 +33,359	+21%	+$2.85M	0.04%	362
2020 Q4	$10.8M	Sell	158,814 -205,075	-56%	-$11.5M	0.03%	450
2020 Q3	$15.4M	Buy	363,889 +49,050	+16%	+$2.11M	0.04%	337
2020 Q2	$14.1M	Buy	+314,839	New	+$11.9M	0.04%	350
2019 Q3	–	Sell	-14,900	Closed	-$768K	–	935
2019 Q2	$768K	Sell	14,900 -8,100	-35%	-$400K	﹤0.01%	845
2019 Q1	$1.11M	Sell	23,000 -5,000	-18%	-$225K	﹤0.01%	799
2018 Q4	$1.14M	Sell	28,000 -3,500	-11%	-$151K	﹤0.01%	750
2018 Q3	$1.41M	Buy	31,500 +9,900	+46%	+$458K	﹤0.01%	766
2018 Q2	$1.1M	Buy	+21,600	New	+$1.04M	﹤0.01%	787

Other funds holding MTZ

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Peconic Partners New York $8.04B AUM 107.18% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

HCC

Hill City Capital Boston, Massachusetts $4.28B AUM 80.76% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

LPC

Lone Pine Capital Greenwich, Connecticut $16.4B AUM 99.7% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Aberdeen Group's MTZ Position: Q2 2026 in Review

Aberdeen Group opened a new position in MasTec (MTZ) in Q2 2026: 7,576 shares worth $3.15M. The stake represents ﹤0.01% of the portfolio and ranks #738 among its holdings. This is a return to the name: Aberdeen Group previously reported a position in MTZ as recently as Q3 2021.

Aberdeen Group first reported a position in MTZ in Q2 2018 and has held it in 12 quarters since. The position peaked at $22.4M in Q2 2021. 911 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

Aberdeen Group held 7,576 shares of MasTec worth $3.15M as of Q2 2026.
MasTec was a new Aberdeen Group position in Q2 2026.
MasTec made up ﹤0.01% of Aberdeen Group's portfolio in Q2 2026, its #738 holding.
Aberdeen Group first reported a position in MasTec in Q2 2018 and has held it in 12 quarters since.
Aberdeen Group's MasTec position peaked at $22.4M in Q2 2021.
911 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Aberdeen Group's 13F filing for Q2 2026, filed 31 Jul 2026.