Aberdeen Group
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Aberdeen Group’s Advanced Drainage Systems WMS Stock Holding History

Aberdeen Group’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 		$31.6M Sell
201,310
-4,415
-2% -$631K 0.04% 321
2026
Q1 		$28.2M Sell
205,725
-79,581
-28% -$12.3M 0.05% 322
2025
Q4 		$41.3M Sell
285,306
-2,607
-0.9% -$377K 0.06% 253
2025
Q3 		$39.7M Sell
287,913
-51,208
-15% -$6.72M 0.06% 248
2025
Q2 		$38.6M Sell
339,121
-196,035
-37% -$22M 0.07% 250
2025
Q1 		$57.4M Sell
535,156
-8,895
-2% -$1.04M 0.11% 169
2024
Q4 		$62.8M Sell
544,051
-35,434
-6% -$4.92M 0.12% 180
2024
Q3 		$91.7M Buy
579,485
+128,539
+29% +$20.1M 0.17% 140
2024
Q2 		$72.3M Buy
450,946
+46,735
+12% +$7.81M 0.14% 156
2024
Q1 		$69.6M Buy
404,211
+26,624
+7% +$4.01M 0.14% 167
2023
Q4 		$53.1M Buy
377,587
+234,883
+165% +$28.3M 0.12% 197
2023
Q3 		$16.2M Sell
142,704
-581
-0.4% -$70.9K 0.04% 356
2023
Q2 		$16.3M Buy
143,285
+48,869
+52% +$4.61M 0.04% 383
2023
Q1 		$7.95M Buy
94,416
+10,903
+13% +$959K 0.02% 509
2022
Q4 		$6.85M Buy
83,513
+385
+0.5% +$39K 0.02% 510
2022
Q3 		$10.3M Buy
83,128
+22,552
+37% +$2.81M 0.03% 426
2022
Q2 		$5.5M Buy
60,576
+100
+0.2% +$10.3K 0.02% 529
2022
Q1 		$7.32M Buy
60,476
+1,257
+2% +$149K 0.02% 514
2021
Q4 		$8.06M Buy
+59,219
New +$7.28M 0.02% 534
2021
Q2 		– Sell
-156,038
Closed -$16.2M – 1041
2021
Q1 		$16.2M Buy
156,038
+59,841
+62% +$5.85M 0.04% 385
2020
Q4 		$8.04M Buy
+96,197
New +$6.82M 0.02% 506

Other funds holding WMS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
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

Aberdeen Group's WMS Position: Q2 2026 in Review

Aberdeen Group reduced its Advanced Drainage Systems (WMS) stake by 2.1% in Q2 2026, selling an estimated $631K and leaving 201,310 shares worth $31.6M. The position accounts for 0.04% of the portfolio, ranked #321.

Aberdeen Group first reported a position in WMS in Q4 2020 and has held it in 21 quarters since. The position peaked at $91.7M in Q3 2024. 551 funds tracked by Wall St. Rank hold WMS as of Q2 2026.

  • Aberdeen Group held 201,310 shares of Advanced Drainage Systems worth $31.6M as of Q2 2026.
  • Aberdeen Group sold 4,415 Advanced Drainage Systems shares in Q2 2026, an estimated $631K.
  • Advanced Drainage Systems made up 0.04% of Aberdeen Group's portfolio in Q2 2026, its #321 holding.
  • Aberdeen Group first reported a position in Advanced Drainage Systems in Q4 2020 and has held it in 21 quarters since.
  • Aberdeen Group's Advanced Drainage Systems position peaked at $91.7M in Q3 2024.
  • 551 funds tracked by Wall St. Rank held Advanced Drainage Systems as of Q2 2026.

Based on Aberdeen Group's 13F filing for Q2 2026, filed 31 Jul 2026.