Arrowstreet Capital
MTZ icon

Arrowstreet Capital’s MasTec MTZ Stock Holding History

Arrowstreet Capital’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 		$69.2M Sell
166,345
-60,939
-27% -$23.3M 0.03% 457
2026
Q1 		$73.1M Buy
227,284
+73,615
+48% +$19.9M 0.04% 390
2025
Q4 		$33.4M Sell
153,669
-32,355
-17% -$6.79M 0.02% 598
2025
Q3 		$39.6M Sell
186,024
-178,254
-49% -$32.6M 0.03% 530
2025
Q2 		$62.1M Buy
364,278
+115,602
+46% +$16.7M 0.04% 371
2025
Q1 		$29M Sell
248,676
-191,389
-43% -$25.8M 0.02% 487
2024
Q4 		$59.9M Buy
+440,065
New +$59M 0.05% 331
2021
Q3 		– Sell
-19,329
Closed -$2.05M – 1760
2021
Q2 		$2.05M Buy
19,329
+13,429
+228% +$1.46M ﹤0.01% 1340
2021
Q1 		$553K Buy
+5,900
New +$505K ﹤0.01% 1971
2020
Q2 		– Sell
-185,392
Closed -$6.07M – 2399
2020
Q1 		$6.07M Buy
185,392
+125,692
+211% +$6.39M 0.02% 670
2019
Q4 		$3.83M Buy
59,700
+37,100
+164% +$2.44M 0.01% 935
2019
Q3 		$1.47M Buy
+22,600
New +$1.32M ﹤0.01% 1068
2016
Q4 		– Sell
-26,777
Closed -$796K – 2228
2016
Q3 		$796K Sell
26,777
-96,822
-78% -$2.66M ﹤0.01% 1127
2016
Q2 		$2.76M Buy
+123,599
New +$2.74M 0.01% 745

Other funds holding MTZ

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
PP
Peconic Partners New York $8.04B AUM 107.18% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
State Street
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
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
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Arrowstreet Capital's MTZ Position: Q2 2026 in Review

Arrowstreet Capital reduced its MasTec (MTZ) stake by 27% in Q2 2026, selling an estimated $23.3M and leaving 166,345 shares worth $69.2M. The position accounts for 0.03% of the portfolio, ranked #457.

Arrowstreet Capital first reported a position in MTZ in Q2 2016 and has held it in 14 quarters since. The position peaked at $73.1M in Q1 2026. 910 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

  • Arrowstreet Capital held 166,345 shares of MasTec worth $69.2M as of Q2 2026.
  • Arrowstreet Capital sold 60,939 MasTec shares in Q2 2026, an estimated $23.3M.
  • MasTec made up 0.03% of Arrowstreet Capital's portfolio in Q2 2026, its #457 holding.
  • Arrowstreet Capital first reported a position in MasTec in Q2 2016 and has held it in 14 quarters since.
  • Arrowstreet Capital's MasTec position peaked at $73.1M in Q1 2026.
  • 910 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.