IP
MTZ icon

Interval Partners’s MasTec MTZ Stock Holding History

Interval Partners’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 		$1.46M Buy
3,506
+1,320
+60% +$505K 0.04% 246
2026
Q1 		$703K Sell
2,186
-7,679
-78% -$2.08M 0.02% 224
2025
Q4 		$2.14M Sell
9,865
-45,188
-82% -$9.48M 0.04% 244
2025
Q3 		$11.7M Buy
55,053
+44,831
+439% +$8.21M 0.19% 115
2025
Q2 		$1.74M Sell
10,222
-6,088
-37% -$877K 0.03% 294
2025
Q1 		$1.9M Sell
16,310
-40,803
-71% -$5.51M 0.04% 273
2024
Q4 		$7.78M Buy
57,113
+250
+0.4% +$33.5K 0.15% 138
2024
Q3 		$7M Buy
56,863
+33,611
+145% +$3.67M 0.16% 140
2024
Q2 		$2.49M Sell
23,252
-22,113
-49% -$2.23M 0.05% 281
2024
Q1 		$4.23M Buy
+45,365
New +$3.45M 0.12% 187
2021
Q1 		– Sell
-46,491
Closed -$3.17M – 300
2020
Q4 		$3.17M Sell
46,491
-69,742
-60% -$3.91M 0.13% 142
2020
Q3 		$4.91M Buy
+116,233
New +$5M 0.28% 100
2019
Q4 		– Sell
-146,860
Closed -$9.54M – 245
2019
Q3 		$9.54M Sell
146,860
-55,436
-27% -$3.24M 0.37% 79
2019
Q2 		$10.4M Sell
202,296
-51,206
-20% -$2.53M 0.41% 59
2019
Q1 		$12.2M Buy
253,502
+13,826
+6% +$621K 0.47% 57
2018
Q4 		$9.72M Sell
239,676
-36,372
-13% -$1.57M 0.52% 58
2018
Q3 		$12.3M Buy
276,048
+125,189
+83% +$5.8M 0.5% 65
2018
Q2 		$7.66M Buy
150,859
+50,945
+51% +$2.46M 0.28% 102
2018
Q1 		$4.7M Buy
+99,914
New +$5.07M 0.21% 121

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

Interval Partners's MTZ Position: Q2 2026 in Review

Interval Partners increased its MasTec (MTZ) stake by 60% in Q2 2026, buying an estimated $505K and bringing the position to 3,506 shares worth $1.46M. The position accounts for 0.04% of the portfolio, ranked #246.

Interval Partners first reported a position in MTZ in Q1 2018 and has held it in 19 quarters since. The position peaked at $12.3M in Q3 2018. 910 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

  • Interval Partners held 3,506 shares of MasTec worth $1.46M as of Q2 2026.
  • Interval Partners bought 1,320 MasTec shares in Q2 2026, an estimated $505K.
  • MasTec made up 0.04% of Interval Partners's portfolio in Q2 2026, its #246 holding.
  • Interval Partners first reported a position in MasTec in Q1 2018 and has held it in 19 quarters since.
  • Interval Partners's MasTec position peaked at $12.3M in Q3 2018.
  • 910 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Interval Partners's 13F filing for Q2 2026, filed 14 Aug 2026.