ADVANCED DRAINAGE SYSTEMS, INC.WMS— Latest position per institution from SEC 13F filings
15
Institutional holders
66.89M
Total shares held
8.16B
Estimated value
3.34M
Avg. position size
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM
CIK 1081019
Shares
13.25M
Value
84.40K
Filed
Jun 30, 2026
BLACKROCK FINANCE, INC.
CIK 1364742
Shares
7.58M
Value
1.22B
Filed
Jun 30, 2024
BLACKROCK, INC.
CIK 2012383
Shares
7.47M
Value
1.17B
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
7.41M
Value
1.07B
Filed
Dec 31, 2025
VANGUARD PORTFOLIO MANAGEMENT LLC
CIK 2100121
Shares
3.71M
Value
581.62M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
3.40M
Value
533.20M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
2.69M
Value
422.80M
Filed
Jun 30, 2026
FIRST TRUST ADVISORS LP
CIK 1125816
Shares
2.66M
Value
417.63M
Filed
Jun 30, 2026
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC
CIK 861177
Shares
2.35M
Value
368.33M
Filed
Jun 30, 2026
IMPAX ASSET MANAGEMENT GROUP PLC
CIK 1749768
Shares
1.85M
Value
289.74M
Filed
Jun 30, 2026
BAILLIE GIFFORD & CO
CIK 1088875
Shares
1.84M
Value
288.07M
Filed
Jun 30, 2026
BERKSHIRE PARTNERS LLC
CIK 1312988
Shares
1.83M
Value
149.73M
Filed
Dec 31, 2022
AMERICAN CENTURY COMPANIES INC
CIK 748054
Shares
1.63M
Value
256.52M
Filed
Jun 30, 2026
PICTET ASSET MANAGEMENT SA
CIK 1361570
Shares
1.41M
Value
159.94M
Filed
Jun 30, 2023
MORGAN STANLEY
CIK 895421
Shares
1.39M
Value
218.78M
Filed
Jun 30, 2026
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
1.37M
Value
214.69M
Filed
Jun 30, 2026
AMUNDI
CIK 1330387
Shares
1.35M
Value
212.68M
Filed
Jun 30, 2026
NORGES BANK
CIK 1374170
Shares
1.30M
Value
204.63M
Filed
Jun 30, 2026
DIMENSIONAL FUND ADVISORS LP
CIK 354204
Shares
1.28M
Value
200.55M
Filed
Jun 30, 2026
PICTET ASSET MANAGEMENT HOLDING SA
CIK 1993888
Shares
1.13M
Value
177.04M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | 13.25M | 84.40K | Jun 30, 2026 |
| 2 | BLACKROCK FINANCE, INC. | 1364742 | 7.58M | 1.22B | Jun 30, 2024 |
| 3 | BLACKROCK, INC. | 2012383 | 7.47M | 1.17B | Jun 30, 2026 |
| 4 | VANGUARD GROUP INC | 102909 | 7.41M | 1.07B | Dec 31, 2025 |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | 3.71M | 581.62M | Jun 30, 2026 |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 3.40M | 533.20M | Jun 30, 2026 |
| 7 | STATE STREET CORP | 93751 | 2.69M | 422.80M | Jun 30, 2026 |
| 8 | FIRST TRUST ADVISORS LP | 1125816 | 2.66M | 417.63M | Jun 30, 2026 |
| 9 | UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC | 861177 | 2.35M | 368.33M | Jun 30, 2026 |
| 10 | IMPAX ASSET MANAGEMENT GROUP PLC | 1749768 | 1.85M | 289.74M | Jun 30, 2026 |
| 11 | BAILLIE GIFFORD & CO | 1088875 | 1.84M | 288.07M | Jun 30, 2026 |
| 12 | BERKSHIRE PARTNERS LLC | 1312988 | 1.83M | 149.73M | Dec 31, 2022 |
| 13 | AMERICAN CENTURY COMPANIES INC | 748054 | 1.63M | 256.52M | Jun 30, 2026 |
| 14 | PICTET ASSET MANAGEMENT SA | 1361570 | 1.41M | 159.94M | Jun 30, 2023 |
| 15 | MORGAN STANLEY | 895421 | 1.39M | 218.78M | Jun 30, 2026 |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 1.37M | 214.69M | Jun 30, 2026 |
| 17 | AMUNDI | 1330387 | 1.35M | 212.68M | Jun 30, 2026 |
| 18 | NORGES BANK | 1374170 | 1.30M | 204.63M | Jun 30, 2026 |
| 19 | DIMENSIONAL FUND ADVISORS LP | 354204 | 1.28M | 200.55M | Jun 30, 2026 |
| 20 | PICTET ASSET MANAGEMENT HOLDING SA | 1993888 | 1.13M | 177.04M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.