Advanced Drainage Systems, Inc.
WMS- Exchange
- NYSE
- Industry
- Plastics Foam Products
- SEC CIK
- 0001604028
No open-market purchases or sales by Advanced Drainage Systems, Inc. insiders were filed in the last 90 days; 556 institutions reported holding it in 13F filings for Q2 2026, worth $10.9B in total; no superinvestor holds it.
13F holders, Q1 2026
Institutional positions in Advanced Drainage Systems, Inc. as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 580
- +42 vs. Q4 2025
- Shares held
- 69.4M
- +6.80M (+10.9%) vs. Q4 2025
- Total value
- $9.52B
- +$440.9M (+4.9%) vs. Q4 2025
- New holders
- 96
- 230 more added
- Sold out
- 54
- 167 more reduced
10 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting WMS on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 556 | $10.9B |
| Q1 2026 | 580 | $9.52B |
| Q4 2025 | 548 | $10.3B |
| Q3 2025 | 500 | $10.1B |
| Q2 2025 | 485 | $8.34B |
| Q1 2025 | 462 | $7.49B |
| Q4 2024 | 466 | $7.79B |
| Q3 2024 | 489 | $10.4B |
| Q2 2024 | 501 | $10.2B |
| Q1 2024 | 493 | $10.9B |
| Q4 2023 | 427 | $9.09B |
| Q3 2023 | 415 | $7.57B |
| Q2 2023 | 384 | $7.81B |
| Q1 2023 | 353 | $5.75B |
| Q4 2022 | 369 | $5.45B |
| Q3 2022 | 383 | $8.34B |
| Q2 2022 | 333 | $5.95B |
| Q1 2022 | 315 | $7.95B |
| Q4 2021 | 312 | $8.87B |
| Q3 2021 | 291 | $6.95B |
| Q2 2021 | 278 | $7.00B |
| Q1 2021 | 268 | $6.23B |
Institutions, Q1 2026
Shares, value and share of portfolio for each institution holding Advanced Drainage Systems, Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 7,422,729 | $1.02B | 0.02% | +310,812+4.4% | Added |
| Vanguard Portfolio Management LLC | 3,615,687 | $495.8M | 0.03% | +3,615,687 | New |
| Vanguard Capital Management LLC | 3,423,703 | $469.5M | 0.01% | +3,423,703 | New |
| State Street Corp | 2,489,531 | $341.4M | 0.01% | +20,101+0.8% | Added |
| UBS Asset Management Americas Inc | 2,450,123 | $336.0M | 0.07% | −105,238−4.1% | Reduced |
| Pictet Asset Management Holding SA | 2,204,801 | $302.3M | 0.32% | +546,298+32.9% | Added |
| Baillie Gifford & Co | 2,047,349 | $280.8M | 0.29% | −196,665−8.8% | Reduced |
| First Trust Advisors LP | 2,044,057 | $280.3M | 0.20% | −378,619−15.6% | Reduced |
| Impax Asset Management Group plc | 1,927,510 | $264.3M | 1.84% | −139,213−6.7% | Reduced |
| American Century Companies Inc | 1,657,753 | $227.3M | 0.12% | +143,815+9.5% | Added |
| Geode Capital Management, LLC | 1,344,795 | $184.5M | 0.01% | +73,342+5.8% | Added |
| Morgan Stanley | 1,333,340 | $182.8M | 0.01% | −376,786−22.0% | Reduced |
| Amundi | 1,288,672 | $176.7M | 0.05% | +9,096+0.7% | Added |
| Dimensional Fund Advisors LP | 1,191,778 | $163.4M | 0.03% | +2,714+0.2% | Added |
| Kayne Anderson Rudnick Investment Management LLC | 1,106,423 | $151.7M | 0.45% | −84,196−7.1% | Reduced |
| Wellington Management Group LLP | 1,063,231 | $145.8M | 0.03% | −200,925−15.9% | Reduced |
| Invesco Ltd. | 982,528 | $134.7M | 0.01% | −1,767−0.2% | Reduced |
| KBC Group NV | 916,981 | $125.7M | 0.32% | +14,915+1.7% | Added |
| Impactive Capital LP | 856,492 | $117.5M | 8.52% | −601,254−41.2% | Reduced |
| Charles Schwab Investment Management Inc | 702,650 | $96.4M | 0.01% | −15,308−2.1% | Reduced |
| William Blair Investment Management, LLC | 655,684 | $89.9M | 0.30% | −32,363−4.7% | Reduced |
| Capital International Investors | 639,021 | $87.6M | 0.02% | −297,218−31.7% | Reduced |
| Mirova US LLC | 628,843 | $86.2M | 0.98% | −32,149−4.9% | Reduced |
| Janus Henderson Group PLC | 592,581 | $81.3M | 0.04% | −6,229−1.0% | Reduced |
| Northern Trust Corp | 589,186 | $80.8M | 0.01% | +6,009+1.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 585,972 | $80.3M | 0.11% | +43,853+8.1% | Added |
| Westwood Holdings Group Inc. | 553,211 | $75.9M | 0.55% | +123,869+28.9% | Added |
| Adage Capital Partners GP, L.L.C. | 550,000 | $75.4M | 0.12% | +400,000+266.7% | Added |
| Qube Research & Technologies Ltd | 546,406 | $74.9M | 0.11% | +325,735+147.6% | Added |
| Triodos Investment Management BV | 536,711 | $73.6M | 5.57% | −1,300−0.2% | Reduced |
| Liontrust Investment Partners LLP | 524,782 | $72.0M | 1.23% | −48,791−8.5% | Reduced |
| Bank of New York Mellon Corp | 519,242 | $71.2M | 0.01% | +29,037+5.9% | Added |
| Schroder Investment Management Group | 525,787 | $69.1M | 0.06% | −91,498−14.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 489,307 | $67.1M | 0.55% | −14,470−2.9% | Reduced |
| Brown Brothers Harriman & Co | 455,614 | $62.5M | 0.34% | −18,600−3.9% | Reduced |
| Goldman Sachs Group Inc | 451,763 | $62.0M | 0.01% | −10,918−2.4% | Reduced |
| Vanguard Fiduciary Trust Co | 449,649 | $61.7M | 0.02% | +449,649 | New |
| Bank of America Corp | 439,577 | $60.3M | 0.00% | −17,795−3.9% | Reduced |
| ACK Asset Management LLC | 390,000 | $53.5M | 6.68% | 00.0% | Unchanged |
| Interval Partners, LP | 388,875 | $53.3M | 1.83% | +168,309+76.3% | Added |
| Allianz Asset Management GmbH | 381,401 | $52.3M | 0.06% | −96,484−20.2% | Reduced |
| Hill City Capital, LP | 370,000 | $50.7M | 1.81% | +210,000+131.3% | Added |
| Ameriprise Financial Inc | 358,948 | $49.2M | 0.01% | −90,765−20.2% | Reduced |
| CI Private Wealth, LLC | 342,161 | $46.9M | 0.07% | −10,374−2.9% | Reduced |
| Stifel Financial Corp | 318,746 | $43.7M | 0.04% | +2,357+0.7% | Added |
| Robeco Schweiz AG | 308,404 | $42.3M | 0.89% | −55,906−15.3% | Reduced |
| Franklin Resources Inc | 298,712 | $41.0M | 0.01% | −68,707−18.7% | Reduced |
| Kempen Capital Management N.V. | 294,898 | $40.4M | 0.35% | +95,040+47.6% | Added |
| Gotham Asset Management, LLC | 294,728 | $40.4M | 0.12% | +54,936+22.9% | Added |
| Bamco Inc | 291,152 | $39.9M | 0.12% | −3,526−1.2% | Reduced |
| JPMorgan Chase & Co | 292,566 | $38.5M | 0.00% | +37,318+14.6% | Added |
| The PNC Financial Services Group, Inc. | 274,556 | $37.6M | 0.02% | −4,644−1.7% | Reduced |
| TD Asset Management Inc | 272,240 | $37.3M | 0.03% | −93,248−25.5% | Reduced |
| Owls Nest Partners IA, LLC | 264,101 | $36.2M | 12.68% | +84,799+47.3% | Added |
| Capital World Investors | 262,854 | $36.0M | 0.00% | +262,854 | New |
| Alyeska Investment Group, L.P. | 258,508 | $35.4M | 0.10% | +258,508 | New |
| Geneva Capital Management LLC | 255,923 | $35.1M | 0.75% | −8,382−3.2% | Reduced |
| Legal & General Group Plc | 234,949 | $32.2M | 0.01% | −655−0.3% | Reduced |
| Millennium Management LLC | 223,895 | $30.7M | 0.02% | +46,624+26.3% | Added |
| AQR Capital Management LLC | 224,779 | $30.1M | 0.01% | +179,419+395.5% | Added |
| UBS Group AG | 218,057 | $29.9M | 0.01% | −20,536−8.6% | Reduced |
| Quantinno Capital Management LP | 213,971 | $29.3M | 0.05% | +11,693+5.8% | Added |
| Russell Investments Group, Ltd. | 209,806 | $28.8M | 0.03% | +43,254+26.0% | Added |
| Mackenzie Financial Corp | 207,424 | $28.4M | 0.03% | −498−0.2% | Reduced |
| Standard Life Aberdeen plc | 205,725 | $28.2M | 0.05% | −79,581−27.9% | Reduced |
| Mediolanum International Funds Ltd | 212,849 | $28.0M | 0.30% | +13,844+7.0% | Added |
| Thrivent Financial for Lutherans | 203,969 | $28.0M | 0.05% | +486+0.2% | Added |
| Grantham, Mayo, Van Otterloo & Co. LLC | 197,844 | $27.1M | 0.07% | −3,800−1.9% | Reduced |
| PGGM Investments | 190,291 | $26.1M | 0.46% | −149,576−44.0% | Reduced |
| Rhumbline Advisers | 183,319 | $25.1M | 0.02% | +3,009+1.7% | Added |
| Loomis Sayles & Co L P | 180,670 | $24.8M | 0.03% | +72,355+66.8% | Added |
| SEI Investments Co | 180,395 | $24.7M | 0.02% | +10,741+6.3% | Added |
| Mirova | 172,152 | $23.6M | 0.96% | +162,424+1,669.7% | Added |
| Massachusetts Financial Services Co | 154,638 | $23.2M | 0.01% | +229+0.1% | Added |
| Mitsubishi UFJ Trust & Banking Corp | 165,932 | $22.8M | 0.06% | −48,035−22.4% | Reduced |
| Swedbank AB | 164,961 | $22.6M | 0.02% | −45,839−21.7% | Reduced |
| Storebrand Asset Management AS | 163,525 | $22.4M | 0.06% | +8,026+5.2% | Added |
| Principal Financial Group Inc | 159,913 | $21.9M | 0.01% | +6,098+4.0% | Added |
| Epoch Investment Partners, Inc. | 158,803 | $21.8M | 0.13% | −48,045−23.2% | Reduced |
| Royal Bank of Canada | 154,436 | $21.2M | 0.00% | +17,607+12.9% | Added |
| J. Safra Sarasin Holding AG | 152,496 | $20.9M | 0.36% | −13,973−8.4% | Reduced |
| Nuveen, LLC | 150,403 | $20.6M | 0.01% | +54,040+56.1% | Added |
| Jupiter Asset Management Ltd | 146,197 | $20.0M | 0.11% | 00.0% | Unchanged |
| Swiss National Bank | 146,100 | $20.0M | 0.01% | +400+0.3% | Added |
| California Public Employees Retirement System | 139,885 | $19.2M | 0.01% | +14,933+12.0% | Added |
| Duff & Phelps Investment Management Co | 139,629 | $19.1M | 0.20% | +230.0% | Added |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 137,130 | $18.8M | 0.04% | +860+0.6% | Added |
| T. Rowe Price Investment Management, Inc. | 134,917 | $18.5M | 0.01% | −180,191−57.2% | Reduced |
| OP Asset Management Ltd | 133,989 | $18.4M | 0.18% | +111,052+484.2% | Added |
| Rathbone Brothers plc | 130,792 | $17.9M | 0.07% | −21,360−14.0% | Reduced |
| Wells Fargo & Company | 127,237 | $17.4M | 0.00% | −3,427−2.6% | Reduced |
| Arrowstreet Capital, Limited Partnership | 123,643 | $17.0M | 0.01% | +123,643 | New |
| Cramer Rosenthal McGlynn LLC | 119,850 | $16.4M | 1.21% | −16,968−12.4% | Reduced |
| ABN AMRO Bank N.V. | 114,694 | $15.9M | 0.17% | −4,062−3.4% | Reduced |
| Kames Capital plc | 113,778 | $15.6M | 0.21% | −43,937−27.9% | Reduced |
| Exchange Traded Concepts, LLC | 113,322 | $15.5M | 0.12% | +102,610+957.9% | Added |
| DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main | 111,300 | $15.3M | 0.01% | +26,448+31.2% | Added |
| Lombard Odier Asset Management (Europe) Ltd | 111,124 | $15.2M | 0.84% | +51,707+87.0% | Added |
| WCM Investment Management, LLC | 113,937 | $15.0M | 0.03% | −3,635−3.1% | Reduced |
| Distillate Capital Partners LLC | 106,675 | $14.6M | 0.77% | +106,675 | New |