Argentarii’s MasTec MTZ Stock Holding History

Argentarii’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	$286K	Sell	1,048 -15	-1%	-$5.73K	0.09%	180
2026 Q1	$342K	Sell	1,063 -102	-9%	-$27.6K	0.12%	148
2025 Q4	$253K	Buy	+1,165	New	+$244K	0.08%	169

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

Argentarii's MTZ Position: Q2 2026 in Review

Argentarii reduced its MasTec (MTZ) stake by 1.4% in Q2 2026, selling an estimated $5.73K and leaving 1,048 shares worth $286K. The position accounts for 0.09% of the portfolio, ranked #180.

Argentarii first reported a position in MTZ in Q4 2025 and has held it in 3 quarters since. The position peaked at $342K in Q1 2026. 911 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

Argentarii held 1,048 shares of MasTec worth $286K as of Q2 2026.
Argentarii sold 15 MasTec shares in Q2 2026, an estimated $5.73K.
MasTec made up 0.09% of Argentarii's portfolio in Q2 2026, its #180 holding.
Argentarii first reported a position in MasTec in Q4 2025 and has held it in 3 quarters since.
Argentarii's MasTec position peaked at $342K in Q1 2026.
911 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Argentarii's 13F filing for Q2 2026, filed 12 Aug 2026.