Winslow Capital Management
PWR icon

Winslow Capital Management’s Quanta Services PWR Stock Holding History

Winslow Capital Management’s Portfolio PWR Stock Details PWR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$303M Sell
421,452
-278,548
-40% -$190M 1.04% 36
2026
Q1 		$384M Buy
700,000
+26,407
+4% +$13.6M 1.5% 21
2025
Q4 		$285M Buy
673,593
+665,613
+8,341% +$292M 0.96% 33
2025
Q3 		$3.31M Buy
+7,980
New +$3.1M 0.01% 45

Other funds holding PWR

BlackRock
BlackRock New York $6.73T AUM 46.02% 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
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
PP
Peconic Partners New York $8.04B AUM 107.18% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Winslow Capital Management's PWR Position: Q2 2026 in Review

Winslow Capital Management reduced its Quanta Services (PWR) stake by 40% in Q2 2026, selling an estimated $190M and leaving 421,452 shares worth $303M. The position accounts for 1.04% of the portfolio, ranked #36.

Winslow Capital Management first reported a position in PWR in Q3 2025 and has held it in 4 quarters since. The position peaked at $384M in Q1 2026. 1,936 funds tracked by Wall St. Rank hold PWR as of Q2 2026.

  • Winslow Capital Management held 421,452 shares of Quanta Services worth $303M as of Q2 2026.
  • Winslow Capital Management sold 278,548 Quanta Services shares in Q2 2026, an estimated $190M.
  • Quanta Services made up 1.04% of Winslow Capital Management's portfolio in Q2 2026, its #36 holding.
  • Winslow Capital Management first reported a position in Quanta Services in Q3 2025 and has held it in 4 quarters since.
  • Winslow Capital Management's Quanta Services position peaked at $384M in Q1 2026.
  • 1,936 funds tracked by Wall St. Rank held Quanta Services as of Q2 2026.

Based on Winslow Capital Management's 13F filing for Q2 2026, filed 13 Aug 2026.