ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS) Institutional Ownership

13F Institutional Holders and Ownership History from Q3 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
WMS on NYSE
Shares outstanding
77,362,831
Price per share
$144.83
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
72,556,187
Total reported value
$10,061,819,901
% of total 13F portfolios
0.01%
Share change
-154,154
Value change
+$23,173,409
Number of holders
491
Price from insider filings
$144.83
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 8.9% $798,625,019 6,885,292 BlackRock, Inc. 30 Jun 2025

As of 30 Sep 2025, 491 institutional investors reported holding 72,556,187 shares of ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS). This represents 94% of the company’s total 77,362,831 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS) together control 61% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
VANGUARD GROUP INC 9.7% 7,480,781 -0.38% 0.02% $1,037,584,325
BlackRock, Inc. 9.1% 7,042,895 -0.4% 0.02% $976,849,466
UBS AM, A DISTINCT BUSINESS UNIT OF UBS ASSET MANAGEMENT AMERICAS LLC 3.6% 2,811,834 -9.7% 0.08% $390,001,376
STATE STREET CORP 3.3% 2,551,901 +3.1% 0.01% $353,948,669
Impax Asset Management Group plc 3.2% 2,500,076 -18% 2% $345,787,561
FIRST TRUST ADVISORS LP 3.1% 2,416,942 +11% 0.25% $335,229,749
BAILLIE GIFFORD & CO 3.1% 2,395,071 -3.1% 0.25% $332,196,348
Pictet Asset Management Holding SA 2.7% 2,071,398 -20% 0.28% $287,297,920
MORGAN STANLEY 2.6% 2,001,013 +20% 0.02% $277,540,963
Impactive Capital LP 2.2% 1,663,999 0% 11% $230,796,661
AMERICAN CENTURY COMPANIES INC 1.9% 1,472,176 +6.5% 0.1% $204,190,811
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 1.6% 1,258,264 -1.6% 0.43% $174,521,308
GEODE CAPITAL MANAGEMENT, LLC 1.6% 1,256,384 +2.8% 0.01% $174,294,196
WELLINGTON MANAGEMENT GROUP LLP 1.5% 1,188,906 +234% 0.03% $164,901,262
DIMENSIONAL FUND ADVISORS LP 1.5% 1,138,378 +1.4% 0.03% $157,889,410
Invesco Ltd. 1.3% 998,451 -1.1% 0.02% $138,485,155
Interval Partners, LP 1.3% 968,534 +98% 2.9% $134,335,666
Capital International Investors 1.2% 933,851 +35% 0.02% $129,525,134
KBC Group NV 1.2% 910,092 +3.4% 0.3% $126,230,000
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 1.1% 820,203 -12% 0.29% $113,762,087
Amundi 0.91% 707,383 -39% 0.03% $98,339,298
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.9% 698,269 +4.8% 0.02% $96,849,910
Mirova US LLC 0.88% 681,397 -3.8% 0.95% $94,509,764
Schonfeld Strategic Advisors LLC 0.83% 642,208 +51% 0.62% $89,074,242
SCHRODER INVESTMENT MANAGEMENT GROUP 0.81% 630,399 +17% 0.07% $86,995,062

Institutional Holders of ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 1,226,988 $178,212,920 +$18,497,664 $144.83 61
2025 Q3 72,556,187 $10,061,819,901 +$23,173,409 $138.70 491
2025 Q2 72,460,777 $8,316,490,878 +$392,812,530 $114.86 476
2025 Q1 69,076,382 $7,503,320,524 +$191,875,640 $108.65 453
2024 Q4 66,986,249 $7,742,618,521 +$221,623,782 $115.60 453
2024 Q3 64,770,599 $10,182,898,305 +$135,053,937 $157.16 481
2024 Q2 63,568,384 $10,195,595,424 +$188,460,400 $160.39 492
2024 Q1 61,777,273 $10,635,620,185 -$284,593,923 $172.24 482
2023 Q4 1,415,918 $199,134,708 -$6,364,382 $140.64 4
2023 Q3 64,201,913 $7,307,842,834 -$262,888,167 $113.83 401
2023 Q2 65,404,125 $7,440,696,461 +$12,895,598 $113.78 368
2023 Q1 66,132,942 $5,564,505,616 +$118,197,182 $84.21 340
2022 Q4 65,118,566 $5,337,832,013 -$157,885,087 $81.97 353
2022 Q3 66,248,425 $8,238,233,557 +$109,013,382 $124.37 361
2022 Q2 63,878,064 $5,748,990,761 -$45,031,326 $90.07 305
2022 Q1 63,594,004 $7,554,301,863 +$178,351,649 $118.81 297
2021 Q4 63,741,939 $8,674,946,299 +$7,749,375 $136.13 300
2021 Q3 62,116,946 $6,718,833,630 +$422,060,336 $108.17 279
2021 Q2 58,085,160 $6,769,488,207 -$83,105,388 $116.57 268
2021 Q1 58,862,562 $6,078,406,122 -$14,762,214 $103.39 259
2020 Q4 58,957,485 $4,928,073,788 +$20,488,010 $83.58 221
2020 Q3 59,507,642 $3,711,760,310 +$54,980,053 $62.44 200
2020 Q2 58,878,608 $2,908,438,076 +$86,905,457 $49.40 169
2020 Q1 57,046,697 $1,678,457,873 -$11,431,035 $29.44 153
2019 Q4 57,748,695 $2,242,627,285 +$90,259,031 $38.84 160
2019 Q3 55,030,969 $1,775,496,132 +$319,338,037 $32.27 148
2019 Q2 45,215,088 $1,481,610,598 +$50,105,009 $32.79 132
2019 Q1 46,408,473 $1,191,452,556 +$10,179,924 $25.77 134
2018 Q4 46,361,953 $1,121,588,707 -$12,466,626 $24.25 142
2018 Q3 46,588,839 $1,439,233,572 +$57,929,565 $30.90 142
2018 Q2 44,453,618 $1,266,043,687 +$74,397,923 $28.55 116
2018 Q1 44,466,449 $1,151,650,313 -$2,484,777 $25.90 119
2017 Q4 44,743,497 $1,067,422,796 +$6,627,811 $23.85 105
2017 Q3 44,625,725 $904,303,163 +$23,685,939 $20.25 97
2017 Q2 43,693,451 $875,417,706 -$22,086,235 $20.10 97
2017 Q1 44,349,104 $970,951,341 +$16,773,627 $21.90 105
2016 Q4 45,697,609 $941,356,898 -$17,225,401 $20.60 102
2016 Q3 38,685,870 $930,422,417 -$16,747,839 $24.06 97
2016 Q2 38,985,735 $1,063,640,864 +$58,193,053 $27.37 101
2016 Q1 37,074,585 $789,639,000 +$14,728,662 $21.30 96
2015 Q4 44,317,249 $1,064,931,569 -$19,685,062 $24.03 88
2015 Q3 36,886,248 $1,067,098,433 +$69,352,793 $28.93 93
2015 Q2 33,863,059 $993,189,959 +$59,431,866 $29.33 104
2015 Q1 31,965,052 $955,779,100 +$99,576,643 $29.94 97
2014 Q4 37,481,537 $861,767,363 +$290,388,024 $22.98 93
2014 Q3 13,653,744 $285,994,000 +$285,993,905 $20.95 54