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Yaupon Capital Management’s MasTec MTZ Stock Holding History

Yaupon 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
2026
Q1 		– Sell
-116,993
Closed -$25.4M – 121
2025
Q4 		$25.4M Buy
116,993
+74,717
+177% +$15.7M 0.92% 34
2025
Q3 		$9M Buy
+42,276
New +$7.74M 0.34% 72
2025
Q1 		– Sell
-74,294
Closed -$10.1M – 119
2024
Q4 		$10.1M Buy
+74,294
New +$9.96M 0.42% 77
2023
Q3 		– Sell
-110,335
Closed -$13M – 128
2023
Q2 		$13M Buy
110,335
+44,819
+68% +$4.39M 1.66% 23
2023
Q1 		$6.19M Sell
65,516
-88,244
-57% -$8.39M 0.75% 44
2022
Q4 		$13.1M Buy
153,760
+103,419
+205% +$8.48M 2.07% 19
2022
Q3 		$3.2M Buy
+50,341
New +$3.89M 0.69% 41

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

Yaupon Capital Management's MTZ Position: Q1 2026 in Review

Yaupon Capital Management sold out of MasTec (MTZ) in Q1 2026, closing a stake of 116,993 shares — an estimated $25.4M sold.

Yaupon Capital Management first reported a position in MTZ in Q3 2022 and held it in 7 quarters. The position peaked at $25.4M in Q4 2025. 811 funds tracked by Wall St. Rank hold MTZ as of Q1 2026.

  • Yaupon Capital Management reported no remaining MasTec position as of Q1 2026 after selling out during the quarter.
  • Yaupon Capital Management sold 116,993 MasTec shares in Q1 2026, an estimated $25.4M.
  • Yaupon Capital Management first reported a position in MasTec in Q3 2022 and held it in 7 quarters.
  • Yaupon Capital Management's MasTec position peaked at $25.4M in Q4 2025.
  • 811 funds tracked by Wall St. Rank held MasTec as of Q1 2026.

Based on Yaupon Capital Management's 13F filing for Q1 2026, filed 15 May 2026.