Fred Alger Management’s MasTec MTZ Stock Holding History

Fred Alger Management’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	$2.58M	Buy	+6,198	New	+$2.37M	0.01%	297
2023 Q4	–	Sell	-3,121	Closed	-$225K	–	481
2023 Q3	$225K	Sell	3,121 -5,811	-65%	-$579K	﹤0.01%	403
2023 Q2	$1.05M	Buy	+8,932	New	+$875K	0.01%	378
2015 Q1	–	Sell	-786,796	Closed	-$17.8M	–	696
2014 Q4	$17.8M	Sell	786,796 -63,832	-8%	-$1.58M	0.09%	194
2014 Q3	$26M	Buy	+850,628	New	+$25.3M	0.13%	141

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

Fred Alger Management's MTZ Position: Q2 2026 in Review

Fred Alger Management opened a new position in MasTec (MTZ) in Q2 2026: 6,198 shares worth $2.58M. The stake represents 0.01% of the portfolio and ranks #297 among its holdings. This is a return to the name: Fred Alger Management previously reported a position in MTZ as recently as Q3 2023.

Fred Alger Management first reported a position in MTZ in Q3 2014 and has held it in 5 quarters since. The position peaked at $26M in Q3 2014. 910 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

Fred Alger Management held 6,198 shares of MasTec worth $2.58M as of Q2 2026.
MasTec was a new Fred Alger Management position in Q2 2026.
MasTec made up 0.01% of Fred Alger Management's portfolio in Q2 2026, its #297 holding.
Fred Alger Management first reported a position in MasTec in Q3 2014 and has held it in 5 quarters since.
Fred Alger Management's MasTec position peaked at $26M in Q3 2014.
910 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Fred Alger Management's 13F filing for Q2 2026, filed 14 Aug 2026.