Wellington Group’s MasTec MTZ Stock Holding History

Wellington Group’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	–	Sell	-259	Closed	-$83.3K	–	292
2026 Q1	$83.3K	Sell	259 -4,006	-94%	-$1.08M	0.03%	215
2025 Q4	$927K	Buy	+4,265	New	+$895K	0.31%	42

Other funds holding MTZ

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Peconic Partners New York $8.04B AUM 107.18% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

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 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 Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return

First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return

Wellington Group's MTZ Position: Q2 2026 in Review

Wellington Group sold out of MasTec (MTZ) in Q2 2026, closing a stake of 259 shares — an estimated $83.3K sold.

Wellington Group first reported a position in MTZ in Q4 2025 and held it in 2 quarters. The position peaked at $927K in Q4 2025. 910 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

Wellington Group reported no remaining MasTec position as of Q2 2026 after selling out during the quarter.
Wellington Group sold 259 MasTec shares in Q2 2026, an estimated $83.3K.
Wellington Group first reported a position in MasTec in Q4 2025 and held it in 2 quarters.
Wellington Group's MasTec position peaked at $927K in Q4 2025.
910 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Wellington Group's 13F filing for Q2 2026, filed 14 Aug 2026.