Advanced Drainage Systems, Inc.

Historical 13F Holders

Symbol
WMS
CUSIP
00790R104
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Shares Held, Excluding Options
Total Filers

13D/G Filers

Each filer's latest filing for 00790R104 since 12/18/2024, largest first.

Filer % of Class Filed
BlackRock, Inc. 13G/A 8.9% 7/17/2025
Event 6/30/2025
Delaware Charter Guarantee & Trust Co 13G 6.0% 2/13/2026
Event 12/31/2025
Vanguard Capital Management LLC 13G 5.1% 4/29/2026
Event 3/31/2026
Under 5%, checked the "5 percent or less" box, or amended by a later filing (1)
Vanguard Group Inc 13G/A 0% 3/26/2026
Event 3/13/2026

13F Holders by Quarter

Period Filers Shares, Excl. Options Value, Excl. Options
2026 Q3 448 50.9 M $6.45B
2026 Q2 560 69.6 M $11.2B
2026 Q1 583 69.4 M $9.52B
2025 Q4 552 71.6 M $10.4B
2025 Q3 503 73.6 M $10.2B
2025 Q2 489 72.6 M $8.34B
2025 Q1 473 69.9 M $7.59B
2024 Q4 471 67.4 M $7.79B
2024 Q3 496 65.9 M $10.3B
2024 Q2 503 64.1 M $10.2B
2024 Q1 496 63.4 M $10.9B
2023 Q4 429 64.7 M $9.09B
2023 Q3 417 66.5 M $7.56B
2023 Q2 387 69.2 M $7.81B
2023 Q1 359 68.3 M $5.75B
2022 Q4 373 66.5 M $5.45B
2022 Q3 388 67.1 M $8.34B
2022 Q2 337 66.1 M $5.95B
2022 Q1 319 67.0 M $7.96B
2021 Q4 318 65.2 M $8.87B
2021 Q3 295 64.2 M $6.95B
2021 Q2 285 60.0 M $7.00B
2021 Q1 272 60.3 M $6.23B
2020 Q4 237 60.2 M $5.21B
2020 Q3 210 60.2 M $3.76B
2020 Q2 182 59.6 M $2.95B
2020 Q1 166 58.5 M $1.72B
2019 Q4 165 58.7 M $2.27B
2019 Q3 155 56.3 M $1.81B
2019 Q2 138 46.4 M $1.51B
2019 Q1 138 46.4 M $1.19B
2018 Q4 145 46.4 M $1.12B
2018 Q3 144 47.0 M $1.45B
2018 Q2 120 46.0 M $1.30B
2018 Q1 121 44.5 M $1.15B
2017 Q4 107 44.7 M $1.07B
2017 Q3 99 45.1 M $913M
2017 Q2 99 43.7 M $875M
2017 Q1 108 44.4 M $971M
2016 Q4 105 45.7 M $941M
2016 Q3 102 38.7 M $930M
2016 Q2 105 39.0 M $1.06B
2016 Q1 99 37.5 M $799M
2015 Q4 89 44.3 M $1.06B
2015 Q3 95 36.9 M $1.07B
2015 Q2 105 34.1 M $999M
2015 Q1 97 32.0 M $956M
2014 Q4 93 38.2 M $878M
2014 Q3 55 13.7 M $286M