Janus Henderson Group
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Janus Henderson Group’s Advanced Drainage Systems WMS Stock Holding History

Janus Henderson 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
Q1 		$81.3M Sell
592,581
-6,229
-1% -$964K 0.04% 317
2025
Q4 		$86.7M Buy
598,810
+18,146
+3% +$2.63M 0.04% 312
2025
Q3 		$80.6M Sell
580,664
-4,877
-0.8% -$640K 0.04% 314
2025
Q2 		$67.2M Sell
585,541
-64,644
-10% -$7.24M 0.03% 336
2025
Q1 		$70.4M Buy
650,185
+6,129
+1% +$714K 0.04% 316
2024
Q4 		$74.4M Buy
644,056
+54,916
+9% +$7.62M 0.04% 311
2024
Q3 		$92.6M Buy
589,140
+953
+0.2% +$149K 0.05% 289
2024
Q2 		$94.3M Buy
588,187
+14,970
+3% +$2.5M 0.05% 272
2024
Q1 		$98.8M Sell
573,217
-16,886
-3% -$2.54M 0.05% 267
2023
Q4 		$83M Buy
590,103
+9,036
+2% +$1.09M 0.05% 281
2023
Q3 		$66.2M Sell
581,067
-694
-0.1% -$84.7K 0.04% 305
2023
Q2 		$66.1M Buy
581,761
+27,018
+5% +$2.55M 0.04% 336
2023
Q1 		$46.7M Buy
554,743
+61,416
+12% +$5.4M 0.03% 394
2022
Q4 		$40.4M Buy
493,327
+102,683
+26% +$10.4M 0.03% 421
2022
Q3 		$48.6M Sell
390,644
-7,850
-2% -$977K 0.04% 367
2022
Q2 		$35.9M Buy
398,494
+14,328
+4% +$1.47M 0.02% 455
2022
Q1 		$45.6M Sell
384,166
-45,230
-11% -$5.37M 0.02% 527
2021
Q4 		$58.5M Buy
429,396
+404,126
+1,599% +$49.7M 0.02% 499
2021
Q3 		$2.73M Buy
+25,270
New +$2.91M ﹤0.01% 1186

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
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 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 $170B AUM 46.21% 1-Year Est. Return
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $15.4B AUM 26.43% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return

Janus Henderson Group's WMS Position: Q1 2026 in Review

Janus Henderson Group reduced its Advanced Drainage Systems (WMS) stake by 1% in Q1 2026, selling an estimated $964K and leaving 592,581 shares worth $81.3M. The position accounts for 0.04% of the portfolio, ranked #317.

Janus Henderson Group first reported a position in WMS in Q3 2021 and has held it in 19 quarters since. The position peaked at $98.8M in Q1 2024. 579 funds tracked by Wall St. Rank hold WMS as of Q1 2026.

  • Janus Henderson Group held 592,581 shares of Advanced Drainage Systems worth $81.3M as of Q1 2026.
  • Janus Henderson Group sold 6,229 Advanced Drainage Systems shares in Q1 2026, an estimated $964K.
  • Advanced Drainage Systems made up 0.04% of Janus Henderson Group's portfolio in Q1 2026, its #317 holding.
  • Janus Henderson Group first reported a position in Advanced Drainage Systems in Q3 2021 and has held it in 19 quarters since.
  • Janus Henderson Group's Advanced Drainage Systems position peaked at $98.8M in Q1 2024.
  • 579 funds tracked by Wall St. Rank held Advanced Drainage Systems as of Q1 2026.

Based on Janus Henderson Group's 13F filing for Q1 2026, filed 15 May 2026.