KeyBank National Association’s MasTec MTZ Stock Holding History

KeyBank National Association’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	$309K	Buy	743 +47	+7%	+$18K	﹤0.01%	1121
2026 Q1	$224K	Buy	+696	New	+$188K	﹤0.01%	1146
2015 Q2	–	Sell	-17,046	Closed	-$329K	–	1237
2015 Q1	$329K	Buy	17,046 +558	+3%	+$11.2K	﹤0.01%	985
2014 Q4	$373K	Sell	16,488 -2,090	-11%	-$51.7K	﹤0.01%	959
2014 Q3	$569K	Buy	18,578 +5,962	+47%	+$177K	﹤0.01%	824
2014 Q2	$389K	Buy	12,616 +2,059	+20%	+$77.6K	﹤0.01%	998
2014 Q1	$459K	Buy	+10,557	New	+$401K	﹤0.01%	935
2013 Q3	–	Sell	-39,052	Closed	-$1.28M	–	1283
2013 Q2	$1.28M	Buy	+39,052	New	+$1.18M	﹤0.01%	728

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 $3.38T AUM 44.17% 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

KeyBank National Association's MTZ Position: Q2 2026 in Review

KeyBank National Association increased its MasTec (MTZ) stake by 6.8% in Q2 2026, buying an estimated $18K and bringing the position to 743 shares worth $309K. The position accounts for ﹤0.01% of the portfolio, ranked #1121.

KeyBank National Association first reported a position in MTZ in Q2 2013 and has held it in 8 quarters since. The position peaked at $1.28M in Q2 2013. 912 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

KeyBank National Association held 743 shares of MasTec worth $309K as of Q2 2026.
KeyBank National Association bought 47 MasTec shares in Q2 2026, an estimated $18K.
MasTec made up ﹤0.01% of KeyBank National Association's portfolio in Q2 2026, its #1121 holding.
KeyBank National Association first reported a position in MasTec in Q2 2013 and has held it in 8 quarters since.
KeyBank National Association's MasTec position peaked at $1.28M in Q2 2013.
912 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on KeyBank National Association's 13F filing for Q2 2026, filed 28 Jul 2026.