Dark Forest Capital Management’s MasTec MTZ Stock Holding History

Dark Forest Capital 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
2025 Q4	–	Sell	-5,098	Closed	-$1.08M	–	1216
2025 Q3	$1.08M	Buy	+5,098	New	+$934K	0.04%	712
2025 Q2	–	Sell	-3,220	Closed	-$376K	–	1404
2025 Q1	$376K	Buy	+3,220	New	+$434K	0.02%	1008
2023 Q4	–	Sell	-3,560	Closed	-$256K	–	879
2023 Q3	$256K	Sell	3,560 -3,061	-46%	-$305K	0.02%	955
2023 Q2	$781K	Buy	6,621 +2,091	+46%	+$205K	0.07%	408
2023 Q1	$428K	Buy	+4,530	New	+$431K	0.1%	202
2022 Q1	–	Sell	-144	Closed	-$13K	–	1591
2021 Q4	$13K	Sell	144 -863	-86%	-$78.9K	﹤0.01%	835
2021 Q3	$87K	Buy	1,007 +967	+2,418%	+$91.7K	0.03%	425
2021 Q2	$4K	Buy	+40	New	+$4.34K	﹤0.01%	713

Other funds holding MTZ

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

HCC

Hill City Capital Boston, Massachusetts $2.8B AUM 79.27% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Peconic Partners New York $5.78B AUM 127.23% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

HRCM

Hood River Capital Management Palm Beach Gardens, Florida $9.98B AUM 145.42% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Dark Forest Capital Management's MTZ Position: Q4 2025 in Review

Dark Forest Capital Management sold out of MasTec (MTZ) in Q4 2025, closing a stake of 5,098 shares — an estimated $1.08M sold.

Dark Forest Capital Management first reported a position in MTZ in Q2 2021 and held it in 8 quarters. The position peaked at $1.08M in Q3 2025. 694 funds tracked by Wall St. Rank hold MTZ as of Q4 2025.

Dark Forest Capital Management reported no remaining MasTec position as of Q4 2025 after selling out during the quarter.
Dark Forest Capital Management sold 5,098 MasTec shares in Q4 2025, an estimated $1.08M.
Dark Forest Capital Management first reported a position in MasTec in Q2 2021 and held it in 8 quarters.
Dark Forest Capital Management's MasTec position peaked at $1.08M in Q3 2025.
694 funds tracked by Wall St. Rank held MasTec as of Q4 2025.

Based on Dark Forest Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.