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Triodos Investment Management’s Advanced Drainage Systems WMS Stock Holding History

Triodos Investment 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
Q1 		$73.6M Sell
536,711
-1,300
-0.2% -$201K 5.57% 2
2025
Q4 		$79.1M Sell
538,011
-8,000
-1% -$1.16M 5.71% 1
2025
Q3 		$75.7M Sell
546,011
-7,400
-1% -$972K 5.48% 2
2025
Q2 		$63.6M Buy
553,411
+1,350
+0.2% +$151K 4.77% 3
2025
Q1 		$59.7M Buy
552,061
+12,250
+2% +$1.43M 4.91% 1
2024
Q4 		$62.4M Buy
539,811
+60,500
+13% +$8.4M 5.05% 2
2024
Q3 		$75.3M Hold
479,311
– – 5.94% 1
2024
Q2 		$76.9M Sell
479,311
-13,800
-3% -$2.31M 6.72% 1
2024
Q1 		$84.9M Sell
493,111
-14,400
-3% -$2.17M 7.68% 1
2023
Q4 		$71.4M Sell
507,511
-10,850
-2% -$1.31M 6.98% 1
2023
Q3 		$59M Sell
518,361
-40,989
-7% -$5M 6.27% 1
2023
Q2 		$63.6M Sell
559,350
-3,000
-0.5% -$283K 6.35% 2
2023
Q1 		$47.4M Buy
562,350
+33,200
+6% +$2.92M 5.32% 2
2022
Q4 		$43.4M Buy
529,150
+152,050
+40% +$15.4M 5.71% 3
2022
Q3 		$46.9M Buy
377,100
+192,100
+104% +$23.9M 6.7% 2
2022
Q2 		$16.7M Buy
185,000
+10,000
+6% +$1.03M 2.35% 17
2022
Q1 		$20.8M Hold
175,000
– – 2.66% 16
2021
Q4 		$23.8M Buy
175,000
+10,000
+6% +$1.23M 3.11% 11
2021
Q3 		$17.8M Hold
165,000
– – 2.4% 19
2021
Q2 		$19.2M Sell
165,000
-10,000
-6% -$1.11M 2.58% 15
2021
Q1 		$18.1M Hold
175,000
– – 2.86% 14
2020
Q4 		$14.6M Buy
+175,000
New +$12.4M 2.41% 18

Other funds holding WMS

BlackRock
BlackRock New York $5.72T AUM 30.48% 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 $2.9T AUM 29.55% 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 $94.8B AUM 24.11% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $97.9B AUM 20.73% 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

Triodos Investment Management's WMS Position: Q1 2026 in Review

Triodos Investment Management reduced its Advanced Drainage Systems (WMS) stake by 0.24% in Q1 2026, selling an estimated $201K and leaving 536,711 shares worth $73.6M. The position accounts for 5.57% of the portfolio, ranked #2.

Triodos Investment Management first reported a position in WMS in Q4 2020 and has held it in 22 quarters since. The position peaked at $84.9M in Q1 2024. 576 funds tracked by Wall St. Rank hold WMS as of Q1 2026.

  • Triodos Investment Management held 536,711 shares of Advanced Drainage Systems worth $73.6M as of Q1 2026.
  • Triodos Investment Management sold 1,300 Advanced Drainage Systems shares in Q1 2026, an estimated $201K.
  • Advanced Drainage Systems made up 5.57% of Triodos Investment Management's portfolio in Q1 2026, its #2 holding.
  • Triodos Investment Management first reported a position in Advanced Drainage Systems in Q4 2020 and has held it in 22 quarters since.
  • Triodos Investment Management's Advanced Drainage Systems position peaked at $84.9M in Q1 2024.
  • 576 funds tracked by Wall St. Rank held Advanced Drainage Systems as of Q1 2026.

Based on Triodos Investment Management's 13F filing for Q1 2026, filed 7 May 2026.