Vanguard Portfolio Management
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Vanguard Portfolio Management’s Advanced Drainage Systems WMS Stock Holding History

Vanguard Portfolio Management’s Portfolio WMS Stock Details WMS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$582M Buy
3,705,538
+89,851
+2% +$12.8M 0.03% 648
2026
Q1 		$496M Buy
+3,615,687
New +$560M 0.03% 674

Other funds holding WMS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $15.4B AUM 26.43% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Vanguard Portfolio Management's WMS Position: Q2 2026 in Review

Vanguard Portfolio Management increased its Advanced Drainage Systems (WMS) stake by 2.5% in Q2 2026, buying an estimated $12.8M and bringing the position to 3,705,538 shares worth $582M. The position accounts for 0.03% of the portfolio, ranked #648.

Vanguard Portfolio Management first reported a position in WMS in Q1 2026 and has held it in 2 quarters since. 517 funds tracked by Wall St. Rank hold WMS as of Q2 2026.

  • Vanguard Portfolio Management held 3,705,538 shares of Advanced Drainage Systems worth $582M as of Q2 2026.
  • Vanguard Portfolio Management bought 89,851 Advanced Drainage Systems shares in Q2 2026, an estimated $12.8M.
  • Advanced Drainage Systems made up 0.03% of Vanguard Portfolio Management's portfolio in Q2 2026, its #648 holding.
  • Vanguard Portfolio Management first reported a position in Advanced Drainage Systems in Q1 2026 and has held it in 2 quarters since.
  • 517 funds tracked by Wall St. Rank held Advanced Drainage Systems as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.