XT
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XTX Topco’s MasTec MTZ Stock Holding History

XTX Topco’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 		– Sell
-2,258
Closed -$491K – 4163
2025
Q4 		$491K Buy
+2,258
New +$474K 0.01% 1621
2025
Q3 		– Sell
-24,460
Closed -$4.17M – 3019
2025
Q2 		$4.17M Buy
24,460
+5,031
+26% +$725K 0.17% 108
2025
Q1 		$2.27M Buy
19,429
+17,005
+702% +$2.29M 0.12% 215
2024
Q4 		$330K Sell
2,424
-6,639
-73% -$890K 0.03% 1138
2024
Q3 		$1.12M Sell
9,063
-2,149
-19% -$235K 0.08% 374
2024
Q2 		$1.2M Buy
11,212
+8,757
+357% +$885K 0.1% 293
2024
Q1 		$229K Buy
+2,455
New +$187K 0.03% 1071
2022
Q4 		– Sell
-4,343
Closed -$276K – 1365
2022
Q3 		$276K Buy
+4,343
New +$336K 0.07% 566
2021
Q3 		– Sell
-3,628
Closed -$385K – 932
2021
Q2 		$385K Buy
+3,628
New +$394K 0.13% 269

Other funds holding MTZ

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PP
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
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Victory Capital Management
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
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

XTX Topco's MTZ Position: Q1 2026 in Review

XTX Topco sold out of MasTec (MTZ) in Q1 2026, closing a stake of 2,258 shares — an estimated $491K sold.

XTX Topco first reported a position in MTZ in Q2 2021 and held it in 9 quarters. The position peaked at $4.17M in Q2 2025. 805 funds tracked by Wall St. Rank hold MTZ as of Q1 2026.

  • XTX Topco reported no remaining MasTec position as of Q1 2026 after selling out during the quarter.
  • XTX Topco sold 2,258 MasTec shares in Q1 2026, an estimated $491K.
  • XTX Topco first reported a position in MasTec in Q2 2021 and held it in 9 quarters.
  • XTX Topco's MasTec position peaked at $4.17M in Q2 2025.
  • 805 funds tracked by Wall St. Rank held MasTec as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.