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 |
|---|---|---|---|---|---|
| Royal Bank of Canada | 154,436 | $21.2M | 0.00% | +17,607+12.9% | Added |
| Epoch Investment Partners, Inc. | 158,803 | $21.8M | 0.13% | −48,045−23.2% | Reduced |
| Principal Financial Group Inc | 159,913 | $21.9M | 0.01% | +6,098+4.0% | Added |
| Storebrand Asset Management AS | 163,525 | $22.4M | 0.06% | +8,026+5.2% | Added |
| Swedbank AB | 164,961 | $22.6M | 0.02% | −45,839−21.7% | Reduced |
| Mitsubishi UFJ Trust & Banking Corp | 165,932 | $22.8M | 0.06% | −48,035−22.4% | Reduced |
| Massachusetts Financial Services Co | 154,638 | $23.2M | 0.01% | +229+0.1% | Added |
| Mirova | 172,152 | $23.6M | 0.96% | +162,424+1,669.7% | Added |
| SEI Investments Co | 180,395 | $24.7M | 0.02% | +10,741+6.3% | Added |
| Loomis Sayles & Co L P | 180,670 | $24.8M | 0.03% | +72,355+66.8% | Added |
| Rhumbline Advisers | 183,319 | $25.1M | 0.02% | +3,009+1.7% | Added |
| PGGM Investments | 190,291 | $26.1M | 0.46% | −149,576−44.0% | Reduced |
| Grantham, Mayo, Van Otterloo & Co. LLC | 197,844 | $27.1M | 0.07% | −3,800−1.9% | Reduced |
| Thrivent Financial for Lutherans | 203,969 | $28.0M | 0.05% | +486+0.2% | Added |
| Mediolanum International Funds Ltd | 212,849 | $28.0M | 0.30% | +13,844+7.0% | Added |
| Standard Life Aberdeen plc | 205,725 | $28.2M | 0.05% | −79,581−27.9% | Reduced |
| Mackenzie Financial Corp | 207,424 | $28.4M | 0.03% | −498−0.2% | Reduced |
| Russell Investments Group, Ltd. | 209,806 | $28.8M | 0.03% | +43,254+26.0% | Added |
| Quantinno Capital Management LP | 213,971 | $29.3M | 0.05% | +11,693+5.8% | Added |
| UBS Group AG | 218,057 | $29.9M | 0.01% | −20,536−8.6% | Reduced |
| AQR Capital Management LLC | 224,779 | $30.1M | 0.01% | +179,419+395.5% | Added |
| Millennium Management LLC | 223,895 | $30.7M | 0.02% | +46,624+26.3% | Added |
| Legal & General Group Plc | 234,949 | $32.2M | 0.01% | −655−0.3% | Reduced |
| Geneva Capital Management LLC | 255,923 | $35.1M | 0.75% | −8,382−3.2% | Reduced |
| Alyeska Investment Group, L.P. | 258,508 | $35.4M | 0.10% | +258,508 | New |
| Capital World Investors | 262,854 | $36.0M | 0.00% | +262,854 | New |
| Owls Nest Partners IA, LLC | 264,101 | $36.2M | 12.68% | +84,799+47.3% | Added |
| TD Asset Management Inc | 272,240 | $37.3M | 0.03% | −93,248−25.5% | Reduced |
| The PNC Financial Services Group, Inc. | 274,556 | $37.6M | 0.02% | −4,644−1.7% | Reduced |
| JPMorgan Chase & Co | 292,566 | $38.5M | 0.00% | +37,318+14.6% | Added |
| Bamco Inc | 291,152 | $39.9M | 0.12% | −3,526−1.2% | Reduced |
| Gotham Asset Management, LLC | 294,728 | $40.4M | 0.12% | +54,936+22.9% | Added |
| Kempen Capital Management N.V. | 294,898 | $40.4M | 0.35% | +95,040+47.6% | Added |
| Franklin Resources Inc | 298,712 | $41.0M | 0.01% | −68,707−18.7% | Reduced |
| Robeco Schweiz AG | 308,404 | $42.3M | 0.89% | −55,906−15.3% | Reduced |
| Stifel Financial Corp | 318,746 | $43.7M | 0.04% | +2,357+0.7% | Added |
| CI Private Wealth, LLC | 342,161 | $46.9M | 0.07% | −10,374−2.9% | Reduced |
| Ameriprise Financial Inc | 358,948 | $49.2M | 0.01% | −90,765−20.2% | Reduced |
| Hill City Capital, LP | 370,000 | $50.7M | 1.81% | +210,000+131.3% | Added |
| Allianz Asset Management GmbH | 381,401 | $52.3M | 0.06% | −96,484−20.2% | Reduced |
| Interval Partners, LP | 388,875 | $53.3M | 1.83% | +168,309+76.3% | Added |
| ACK Asset Management LLC | 390,000 | $53.5M | 6.68% | 00.0% | Unchanged |
| Bank of America Corp | 439,577 | $60.3M | 0.00% | −17,795−3.9% | Reduced |
| Vanguard Fiduciary Trust Co | 449,649 | $61.7M | 0.02% | +449,649 | New |
| Goldman Sachs Group Inc | 451,763 | $62.0M | 0.01% | −10,918−2.4% | Reduced |
| Brown Brothers Harriman & Co | 455,614 | $62.5M | 0.34% | −18,600−3.9% | Reduced |
| Schonfeld Strategic Advisors LLC | 489,307 | $67.1M | 0.55% | −14,470−2.9% | Reduced |
| Schroder Investment Management Group | 525,787 | $69.1M | 0.06% | −91,498−14.8% | Reduced |
| Bank of New York Mellon Corp | 519,242 | $71.2M | 0.01% | +29,037+5.9% | Added |
| Liontrust Investment Partners LLP | 524,782 | $72.0M | 1.23% | −48,791−8.5% | Reduced |
| Triodos Investment Management BV | 536,711 | $73.6M | 5.57% | −1,300−0.2% | Reduced |
| Qube Research & Technologies Ltd | 546,406 | $74.9M | 0.11% | +325,735+147.6% | Added |
| Adage Capital Partners GP, L.L.C. | 550,000 | $75.4M | 0.12% | +400,000+266.7% | Added |
| Westwood Holdings Group Inc. | 553,211 | $75.9M | 0.55% | +123,869+28.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 585,972 | $80.3M | 0.11% | +43,853+8.1% | Added |
| Northern Trust Corp | 589,186 | $80.8M | 0.01% | +6,009+1.0% | Added |
| Janus Henderson Group PLC | 592,581 | $81.3M | 0.04% | −6,229−1.0% | Reduced |
| Mirova US LLC | 628,843 | $86.2M | 0.98% | −32,149−4.9% | Reduced |
| Capital International Investors | 639,021 | $87.6M | 0.02% | −297,218−31.7% | Reduced |
| William Blair Investment Management, LLC | 655,684 | $89.9M | 0.30% | −32,363−4.7% | Reduced |
| Charles Schwab Investment Management Inc | 702,650 | $96.4M | 0.01% | −15,308−2.1% | Reduced |
| Impactive Capital LP | 856,492 | $117.5M | 8.52% | −601,254−41.2% | Reduced |
| KBC Group NV | 916,981 | $125.7M | 0.32% | +14,915+1.7% | Added |
| Invesco Ltd. | 982,528 | $134.7M | 0.01% | −1,767−0.2% | Reduced |
| Wellington Management Group LLP | 1,063,231 | $145.8M | 0.03% | −200,925−15.9% | Reduced |
| Kayne Anderson Rudnick Investment Management LLC | 1,106,423 | $151.7M | 0.45% | −84,196−7.1% | Reduced |
| Dimensional Fund Advisors LP | 1,191,778 | $163.4M | 0.03% | +2,714+0.2% | Added |
| Amundi | 1,288,672 | $176.7M | 0.05% | +9,096+0.7% | Added |
| Morgan Stanley | 1,333,340 | $182.8M | 0.01% | −376,786−22.0% | Reduced |
| Geode Capital Management, LLC | 1,344,795 | $184.5M | 0.01% | +73,342+5.8% | Added |
| American Century Companies Inc | 1,657,753 | $227.3M | 0.12% | +143,815+9.5% | Added |
| Impax Asset Management Group plc | 1,927,510 | $264.3M | 1.84% | −139,213−6.7% | Reduced |
| First Trust Advisors LP | 2,044,057 | $280.3M | 0.20% | −378,619−15.6% | Reduced |
| Baillie Gifford & Co | 2,047,349 | $280.8M | 0.29% | −196,665−8.8% | Reduced |
| Pictet Asset Management Holding SA | 2,204,801 | $302.3M | 0.32% | +546,298+32.9% | Added |
| UBS Asset Management Americas Inc | 2,450,123 | $336.0M | 0.07% | −105,238−4.1% | Reduced |
| State Street Corp | 2,489,531 | $341.4M | 0.01% | +20,101+0.8% | Added |
| Vanguard Capital Management LLC | 3,423,703 | $469.5M | 0.01% | +3,423,703 | New |
| Vanguard Portfolio Management LLC | 3,615,687 | $495.8M | 0.03% | +3,615,687 | New |
| BlackRock, Inc. | 7,422,729 | $1.02B | 0.02% | +310,812+4.4% | Added |
| Tredje AP-fonden | 0 | $0 | 0.00% | −110,028−100.0% | Sold out |
| Milford Funds Ltd | 0 | $0 | 0.00% | −108,000−100.0% | Sold out |
| Turas Capital Management LP | 0 | $0 | 0.00% | −55,400−100.0% | Sold out |
| Yaupon Capital Management LP | 0 | $0 | 0.00% | −40,120−100.0% | Sold out |
| Tudor Investment Corp Et Al | 0 | $0 | 0.00% | −22,839−100.0% | Sold out |
| Mirabaud Asset Management Ltd | 0 | $0 | 0.00% | −22,670−100.0% | Sold out |
| Elevatus Welath Management | 0 | $0 | 0.00% | −17,954−100.0% | Sold out |
| Capital Group Private Client Services, Inc. | 0 | $0 | 0.00% | −17,661−100.0% | Sold out |
| Ewing Morris & Co. Investment Partners Ltd. | 0 | $0 | 0.00% | −14,873−100.0% | Sold out |
| Engineers Gate Manager LP | 0 | $0 | 0.00% | −12,972−100.0% | Sold out |
| MASTERINVEST Kapitalanlage GmbH | 0 | $0 | 0.00% | −10,602−100.0% | Sold out |
| AIA Group Ltd | 0 | $0 | 0.00% | −9,977−100.0% | Sold out |
| Lighthouse Investment Partners, LLC | 0 | $0 | 0.00% | −9,713−100.0% | Sold out |
| Capital International Sarl | 0 | $0 | 0.00% | −8,868−100.0% | Sold out |
| Entropy Technologies, LP | 0 | $0 | 0.00% | −7,216−100.0% | Sold out |
| Landscape Capital Management, L.L.C. | 0 | $0 | 0.00% | −6,966−100.0% | Sold out |
| Magnetar Financial LLC | 0 | $0 | 0.00% | −6,720−100.0% | Sold out |
| Allspring Global Investments Holdings, LLC | 0 | $0 | 0.00% | −6,147−100.0% | Sold out |
| Dark Forest Capital Management LP | 0 | $0 | 0.00% | −6,179−100.0% | Sold out |
| Fortis Group Advisors, LLC | 0 | $0 | 0.00% | −4,825−100.0% | Sold out |