TCW Group’s MasTec MTZ Stock Holding History

TCW 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 Q1	$7.63M	Buy	23,720 +4,425	+23%	+$1.2M	0.06%	153
2025 Q4	$4.19M	Buy	19,295 +394	+2%	+$82.7K	0.03%	189
2025 Q3	$4.02M	Buy	+18,901	New	+$3.46M	0.03%	160

Other funds holding MTZ

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

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

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

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

LPC

Lone Pine Capital Greenwich, Connecticut $12.5B AUM 54.4% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

TCW Group's MTZ Position: Q1 2026 in Review

TCW Group increased its MasTec (MTZ) stake by 23% in Q1 2026, buying an estimated $1.2M and bringing the position to 23,720 shares worth $7.63M. The position accounts for 0.06% of the portfolio, ranked #153.

TCW Group first reported a position in MTZ in Q3 2025 and has held it in 3 quarters since. 805 funds tracked by Wall St. Rank hold MTZ as of Q1 2026.

TCW Group held 23,720 shares of MasTec worth $7.63M as of Q1 2026.
TCW Group bought 4,425 MasTec shares in Q1 2026, an estimated $1.2M.
MasTec made up 0.06% of TCW Group's portfolio in Q1 2026, its #153 holding.
TCW Group first reported a position in MasTec in Q3 2025 and has held it in 3 quarters since.
805 funds tracked by Wall St. Rank held MasTec as of Q1 2026.

Based on TCW Group's 13F filing for Q1 2026, filed 14 May 2026.