Ray Dalio
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Ray Dalio’s Advanced Drainage Systems WMS Stock Holding History

Ray Dalio’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
Q1 		$10M Buy
73,258
+12,363
+20% +$1.91M 0.04% 263
2025
Q4 		$8.82M Buy
+60,895
New +$8.82M 0.03% 386
2024
Q3 		– Sell
-10,922
Closed -$1.75M – 941
2024
Q2 		$1.75M Buy
+10,922
New +$1.83M 0.01% 557
2024
Q1 		– Sell
-13,917
Closed -$1.96M – 805
2023
Q4 		$1.96M Buy
13,917
+7,384
+113% +$890K 0.01% 520
2023
Q3 		$744K Buy
+6,533
New +$798K ﹤0.01% 653

Other funds holding WMS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $481B AUM 26.39% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $140B AUM 27.84% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $14.3B AUM 19.8% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Ray Dalio's WMS Position: Q1 2026 in Review

Ray Dalio increased its Advanced Drainage Systems (WMS) stake by 20% in Q1 2026, buying an estimated $1.91M and bringing the position to 73,258 shares worth $10M. The position accounts for 0.04% of the portfolio, ranked #263.

Ray Dalio first reported a position in WMS in Q3 2023 and has held it in 5 quarters since. 578 funds tracked by Wall St. Rank hold WMS as of Q1 2026.

  • Ray Dalio held 73,258 shares of Advanced Drainage Systems worth $10M as of Q1 2026.
  • Ray Dalio bought 12,363 Advanced Drainage Systems shares in Q1 2026, an estimated $1.91M.
  • Advanced Drainage Systems made up 0.04% of Ray Dalio's portfolio in Q1 2026, its #263 holding.
  • Ray Dalio first reported a position in Advanced Drainage Systems in Q3 2023 and has held it in 5 quarters since.
  • 578 funds tracked by Wall St. Rank held Advanced Drainage Systems as of Q1 2026.

Based on Bridgewater Associates's 13F filing for Q1 2026, filed 15 May 2026.