F.L. Putnam Investment Management’s MasTec MTZ Stock Holding History

F.L. Putnam Investment 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	$3.67M	Buy	+8,824	New	+$3.37M	0.04%	221
2020 Q1	–	Sell	-3,350	Closed	-$215K	–	312
2019 Q4	$215K	Hold	3,350	–	–	0.01%	299
2019 Q3	$218K	Buy	+3,350	New	+$196K	0.02%	273
2015 Q1	–	Sell	-50,328	Closed	-$1.14M	–	182
2014 Q4	$1.14M	Sell	50,328 -74,253	-60%	-$1.84M	0.13%	119
2014 Q3	$3.81M	Sell	124,581 -1,955	-2%	-$58.1K	0.45%	70
2014 Q2	$3.9M	Sell	126,536 -255,973	-67%	-$9.64M	0.45%	73
2014 Q1	$16.6M	Sell	382,509 -33,459	-8%	-$1.27M	1.98%	6
2013 Q4	$13.6M	Sell	415,968 -38,569	-8%	-$1.22M	1.64%	15
2013 Q3	$13.8M	Sell	454,537 -44,584	-9%	-$1.46M	1.84%	8
2013 Q2	$16.4M	Buy	+499,121	New	+$15M	2.35%	3

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

F.L. Putnam Investment Management's MTZ Position: Q2 2026 in Review

F.L. Putnam Investment Management opened a new position in MasTec (MTZ) in Q2 2026: 8,824 shares worth $3.67M. The stake represents 0.04% of the portfolio and ranks #221 among its holdings. This is a return to the name: F.L. Putnam Investment Management previously reported a position in MTZ as recently as Q4 2019.

F.L. Putnam Investment Management first reported a position in MTZ in Q2 2013 and has held it in 10 quarters since. The position peaked at $16.6M in Q1 2014. 912 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

F.L. Putnam Investment Management held 8,824 shares of MasTec worth $3.67M as of Q2 2026.
MasTec was a new F.L. Putnam Investment Management position in Q2 2026.
MasTec made up 0.04% of F.L. Putnam Investment Management's portfolio in Q2 2026, its #221 holding.
F.L. Putnam Investment Management first reported a position in MasTec in Q2 2013 and has held it in 10 quarters since.
F.L. Putnam Investment Management's MasTec position peaked at $16.6M in Q1 2014.
912 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on F.L. Putnam Investment Management's 13F filing for Q2 2026, filed 6 Aug 2026.