Simplex Trading
MTZ icon

Simplex Trading’s MasTec MTZ Stock Holding History

Simplex Trading’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
-2,516
Closed -$681K – 9766
2025
Q4 		$547K Buy
+2,516
New +$528K ﹤0.01% 3218
2025
Q2 		– Sell
-1,360
Closed -$196K – 9353
2025
Q1 		$158K Sell
1,360
-5,060
-79% -$683K ﹤0.01% 4573
2024
Q4 		$874K Sell
6,420
-14,271
-69% -$1.91M ﹤0.01% 2975
2024
Q3 		$2.55M Sell
20,691
-22,254
-52% -$2.43M ﹤0.01% 2066
2024
Q2 		$4.59M Sell
42,945
-5,112
-11% -$516K ﹤0.01% 1495
2024
Q1 		$4.48M Sell
48,057
-16,466
-26% -$1.25M ﹤0.01% 1688
2023
Q4 		$4.88M Buy
64,523
+41,682
+182% +$2.61M ﹤0.01% 1568
2023
Q3 		$1.64M Buy
+22,841
New +$2.28M ﹤0.01% 2247
2023
Q1 		– Sell
-2,357
Closed -$224K – 9743
2022
Q4 		$201K Buy
+2,357
New +$193K ﹤0.01% 4220
2021
Q4 		– Sell
-2,003
Closed -$183K – 11069
2021
Q3 		$213K Sell
2,003
-100
-5% -$9.49K ﹤0.01% 5494
2021
Q2 		$223K Buy
+2,103
New +$228K ﹤0.01% 5516
2020
Q3 		– Sell
-1,325
Closed -$57K – 8221
2020
Q2 		$59K Buy
+1,325
New +$50.2K ﹤0.01% 5337
2018
Q3 		– Sell
-10,025
Closed -$464K – 7808
2018
Q2 		$508K Buy
+10,025
New +$484K ﹤0.01% 2440
2015
Q3 		– Sell
-15,276
Closed -$266K – 5939
2015
Q2 		$303K Buy
15,276
+13,035
+582% +$244K 0.03% 579
2015
Q1 		$43K Buy
+2,241
New +$44.8K 0.01% 1682

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

Simplex Trading's MTZ Position: Q1 2026 in Review

Simplex Trading sold out of MasTec (MTZ) in Q1 2026, closing a stake of 2,516 shares — an estimated $681K sold.

Simplex Trading first reported a position in MTZ in Q1 2015 and held it in 15 quarters. The position peaked at $4.88M in Q4 2023. 805 funds tracked by Wall St. Rank hold MTZ as of Q1 2026.

  • Simplex Trading reported no remaining MasTec position as of Q1 2026 after selling out during the quarter.
  • Simplex Trading sold 2,516 MasTec shares in Q1 2026, an estimated $681K.
  • Simplex Trading first reported a position in MasTec in Q1 2015 and held it in 15 quarters.
  • Simplex Trading's MasTec position peaked at $4.88M in Q4 2023.
  • 805 funds tracked by Wall St. Rank held MasTec as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.