Security Snapshot

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

CUSIP: 00790R104

13F Institutional Holders and Ownership History from Q3 2014 to Q1 2026

Latest Period

Q4 2025

Institutions Reporting

537

Shares (Excl. Options)

71,064,678

Price

$144.83

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Type / Class
Equity / Common Stock
Symbol
WMS on NYSE
Shares outstanding
77,153,550
Price per share
$137.13
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
71,064,678
Total reported value
$10,297,250,727
% of total 13F portfolios
0.01%
Share change
-1,293,050
Value change
-$184,957,104
Number of holders
537
Price from insider filings
$137.13
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Quick Takeaways

  • WMS - ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock is tracked under CUSIP 00790R104.
  • 537 institutions reported positions in Q4 2025.
  • 2 significant owners is listed from Schedule 13D/13G reporting.

What Changed

  • Holder count moved from 537 to 50 between Q4 2025 and Q1 2026.
  • Reported value moved from $10,297,250,727 to $76,002,844.

Why This Matters

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Source Evidence

Source: SEC Form 13F

Latest holder context comes from 537 institutions filings for Q4 2025.

Open SEC Evidence

Investment Quick Answers

What is CUSIP 00790R104?
CUSIP 00790R104 identifies WMS - ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock in SEC 13F datasets.

Where can I see the latest institutional holders?
Review the Q4 2025 holders report and the ownership history table below.

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% $790,844,639 6,885,292 BlackRock, Inc. 30 Jun 2025
DELAWARE CHARTER GUARANTEE & TRUST CO 6% $701,834,983 4,629,213 Advanced Drainage Systems Inc. Employee Stock Ownership Plan Trust 31 Dec 2025

As of 31 Dec 2025, 537 institutional investors reported holding 71,064,678 shares of ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS). This represents 92% of the company’s total 77,153,550 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of ADVANCED DRAINAGE SYSTEMS, INC. - Common Stock (WMS) together control 60% 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 9.6% 7,410,388 -0.94% 0.02% $1,073,246,494
BlackRock, Inc. 9.2% 7,111,917 +0.98% 0.02% $1,030,018,922
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 3.3% 2,555,361 -9.1% 0.08% $370,092,934
STATE STREET CORP 3.2% 2,469,430 -3.2% 0.01% $357,647,547
FIRST TRUST ADVISORS LP 3.1% 2,422,676 +0.24% 0.26% $350,876,227
BAILLIE GIFFORD & CO 2.9% 2,244,014 -6.3% 0.27% $325,000,548
Impax Asset Management Group plc 2.7% 2,066,723 -17% 1.9% $299,323,492
MORGAN STANLEY 2.2% 1,710,126 -15% 0.01% $247,678,015
Pictet Asset Management Holding SA 2.1% 1,658,503 -20% 0.23% $240,227,327
AMERICAN CENTURY COMPANIES INC 2% 1,513,938 +2.8% 0.11% $219,263,641
Impactive Capital LP 1.9% 1,457,746 -12% 13% $211,125,353
Amundi 1.7% 1,279,576 +81% 0.06% $185,324,306
GEODE CAPITAL MANAGEMENT, LLC 1.6% 1,271,453 +1.2% 0.01% $184,183,563
WELLINGTON MANAGEMENT GROUP LLP 1.6% 1,264,156 +6.3% 0.03% $183,087,712
KAYNE ANDERSON RUDNICK INVESTMENT MANAGEMENT LLC 1.5% 1,190,619 -5.4% 0.46% $172,437,387
DIMENSIONAL FUND ADVISORS LP 1.5% 1,189,064 +4.5% 0.04% $172,224,082
NORGES BANK 1.4% 1,081,179 0.02% $156,587,155
Invesco Ltd. 1.3% 984,295 -1.4% 0.02% $142,555,444
Capital International Investors 1.2% 936,239 +0.26% 0.02% $135,595,494
KBC Group NV 1.2% 902,066 -0.88% 0.3% $130,646,000
CITADEL ADVISORS LLC 1.1% 862,695 +39% 0.09% $124,944,117
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.93% 717,958 +2.8% 0.02% $103,981,857
WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC 0.89% 688,047 -16% 0.28% $99,649,847
Mirova US LLC 0.86% 660,992 -3% 0.96% $95,731,471
SCHRODER INVESTMENT MANAGEMENT GROUP 0.8% 617,285 -2.1% 0.07% $90,710,031

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
2026 Q1 554,223 $76,002,844 +$9,616,374 $137.13 50
2025 Q4 71,064,678 $10,297,250,727 -$184,957,104 $144.83 537
2025 Q3 72,556,291 $10,061,834,326 +$28,663,584 $138.70 494
2025 Q2 72,460,777 $8,316,490,878 +$392,812,531 $114.86 476
2025 Q1 69,081,341 $7,503,859,325 +$191,875,639 $108.65 454
2024 Q4 67,148,975 $7,761,268,621 +$140,140,987 $115.60 455
2024 Q3 65,637,961 $10,319,094,768 +$255,926,895 $157.16 479
2024 Q2 63,681,059 $10,213,797,161 +$61,619,081 $160.39 493
2024 Q1 62,709,180 $10,796,152,755 -$181,227,161 $172.24 484
2023 Q4 64,452,876 $9,062,774,942 -$241,927,026 $140.64 421
2023 Q3 66,242,536 $7,540,127,752 -$286,685,155 $113.83 409
2023 Q2 67,574,827 $7,687,729,460 +$25,285,129 $113.78 375
2023 Q1 68,213,656 $5,739,727,508 +$156,321,415 $84.21 349
2022 Q4 66,490,595 $5,450,310,105 -$98,788,117 $81.97 359
2022 Q3 66,918,396 $8,321,557,813 +$114,841,568 $124.37 369
2022 Q2 65,826,410 $5,929,653,744 -$56,907,493 $90.07 316
2022 Q1 66,733,370 $7,927,291,712 +$207,617,452 $118.81 307
2021 Q4 64,853,461 $8,825,623,917 -$18,186,640 $136.13 307
2021 Q3 63,980,055 $6,919,923,898 +$432,295,355 $108.17 282
2021 Q2 59,810,505 $6,970,612,971 +$16,497,404 $116.57 274
2021 Q1 59,775,103 $6,180,454,958 -$34,975,469 $103.39 264
2020 Q4 59,916,220 $5,008,204,788 +$10,023,389 $83.58 226
2020 Q3 59,953,021 $3,739,569,310 +$55,071,696 $62.44 202
2020 Q2 59,324,615 $2,930,471,076 +$87,582,563 $49.40 171
2020 Q1 57,779,714 $1,700,448,500 -$3,304,048 $29.44 157
2019 Q4 57,869,420 $2,247,317,285 +$91,378,327 $38.84 161
2019 Q3 55,070,810 $1,776,782,132 +$319,826,724 $32.27 150
2019 Q2 45,239,781 $1,482,420,598 +$22,217,529 $32.79 134
2019 Q1 46,434,718 $1,192,127,556 +$9,912,501 $25.77 135
2018 Q4 46,361,953 $1,121,588,707 -$12,566,898 $24.25 142
2018 Q3 46,588,839 $1,439,233,572 +$56,481,198 $30.90 142
2018 Q2 44,453,935 $1,269,201,535 +$72,940,995 $28.55 117
2018 Q1 44,466,449 $1,151,650,313 -$2,484,799 $25.90 118
2017 Q4 44,743,497 $1,067,422,796 +$6,632,305 $23.85 105
2017 Q3 45,061,371 $913,124,163 +$28,166,376 $20.25 98
2017 Q2 43,693,451 $875,417,706 -$17,283,783 $20.10 97
2017 Q1 44,372,107 $971,455,341 +$16,615,511 $21.90 106
2016 Q4 45,697,609 $941,356,898 -$17,232,454 $20.60 102
2016 Q3 38,685,925 $930,423,417 -$16,773,758 $24.06 98
2016 Q2 38,985,735 $1,063,640,864 +$56,884,773 $27.37 101
2016 Q1 37,461,032 $797,871,000 +$13,588,638 $21.30 97
2015 Q4 44,317,249 $1,064,931,569 -$19,706,315 $24.03 88
2015 Q3 36,886,248 $1,067,098,433 +$75,826,244 $28.93 93
2015 Q2 34,055,127 $998,823,959 +$59,176,435 $29.33 105
2015 Q1 31,965,052 $955,779,100 +$99,576,475 $29.94 97
2014 Q4 37,481,537 $861,767,363 +$290,388,053 $22.98 93
2014 Q3 13,653,744 $285,994,000 +$285,994,000 $20.95 54