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Needham Investment Management’s MasTec MTZ Stock Holding History

Needham Investment 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
Q2 		$13.4M Buy
32,250
+12,150
+60% +$4.64M 0.4% 69
2026
Q1 		$6.47M Buy
+20,100
New +$5.44M 0.33% 78

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

Needham Investment Management's MTZ Position: Q2 2026 in Review

Needham Investment Management increased its MasTec (MTZ) stake by 60% in Q2 2026, buying an estimated $4.64M and bringing the position to 32,250 shares worth $13.4M. The position accounts for 0.4% of the portfolio, ranked #69.

Needham Investment Management first reported a position in MTZ in Q1 2026 and has held it in 2 quarters since. 910 funds tracked by Wall St. Rank hold MTZ as of Q2 2026.

  • Needham Investment Management held 32,250 shares of MasTec worth $13.4M as of Q2 2026.
  • Needham Investment Management bought 12,150 MasTec shares in Q2 2026, an estimated $4.64M.
  • MasTec made up 0.4% of Needham Investment Management's portfolio in Q2 2026, its #69 holding.
  • Needham Investment Management first reported a position in MasTec in Q1 2026 and has held it in 2 quarters since.
  • 910 funds tracked by Wall St. Rank held MasTec as of Q2 2026.

Based on Needham Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.