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Advanced Drainage Systems
WMS

Overview Fund Activity

473 hedge funds and large institutions have $8.31B invested in Advanced Drainage Systems in 2025 Q2 according to their latest regulatory filings, with 73 funds opening new positions, 181 increasing their positions, 166 reducing their positions, and 51 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
473
Holders Change
+18
Holders Change %
+3.96%
% of All Funds
6.34%
Holding in Top 10
5
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+66.67%
% of All Funds
0.07%
New
73
Increased
181
Reduced
166
Closed
51
Calls
$16M
Puts
$6.33M
Net Calls
+$9.64M
Net Calls Change
+$2.89M

Top Buyers

1
IC
Impactive Capital
New York
$191M
2
Kayne Anderson Rudnick Investment Management
Kayne Anderson Rudnick Investment Management
California
$147M
3
Capital International Investors
Capital International Investors
California
$79.5M
4
IP
Interval Partners
New York
$56.2M
5
SSA
Schonfeld Strategic Advisors
New York
$48.7M

Top Sellers

1
Invesco
Invesco
Georgia
$116M
2
Pictet Asset Management
Pictet Asset Management
Switzerland
$299M
3
Swedbank
Swedbank
Sweden
$52.3M
4
Alyeska Investment Group
Alyeska Investment Group
Illinois
$0
5
BlackRock
BlackRock
New York
$812M
Name Holding Trade Value Shares
Change 		Shares
Change %
BAMCO Inc
51
BAMCO Inc
New York
$33.8M -$1.52M -13,252 -4%
UBS Group
52
UBS Group
Switzerland
$32.6M +$15.1M +131,267 +86%
Mitsubishi UFJ Trust & Banking
53
Mitsubishi UFJ Trust & Banking
Japan
$32.2M +$3.41M +29,657 +12%
Millennium Management
54
Millennium Management
New York
$31.8M +$31.5M +274,509 +13,072%
ZP
55
Zimmer Partners
New York
$31M +$5.39M +46,900 +21%
Grantham, Mayo, Van Otterloo & Co (GMO)
56
Grantham, Mayo, Van Otterloo & Co (GMO)
Massachusetts
$30.9M -$12.6M -109,800 -29%
Squarepoint
57
Squarepoint
New York
$29.9M +$27.6M +240,709 +1,210%
GCM
58
Geneva Capital Management
Wisconsin
$29.6M +$4.19M +36,477 +17%
Legal & General Group
59
Legal & General Group
United Kingdom
$29.2M +$2.14M +18,610 +8%
JPMorgan Chase & Co
60
JPMorgan Chase & Co
New York
$29M -$1.64M -14,312 -5%
WHG
61
Westwood Holdings Group
Texas
$28.9M +$8.05M +70,048 +39%
EIP
62
Epoch Investment Partners
New York
$28.1M -$1.96M -17,072 -7%
AAMU
63
AEGON Asset Management (UK)
United Kingdom
$27.5M +$3.65M +31,805 +15%
Adage Capital Partners
64
Adage Capital Partners
Massachusetts
$27M +$20.7M +180,000 +327%
MC
65
MIG Capital
California
$26.6M – – –
Fidelity International
66
Fidelity International
Bermuda
$25.1M -$7.27M -63,332 -22%
Mackenzie Financial
67
Mackenzie Financial
Ontario, Canada
$24.2M +$13.4M +116,594 +124%
CM
68
Cercano Management
Washington
$22.6M -$5.93M -51,587 -21%
SEI Investments
69
SEI Investments
Pennsylvania
$21.5M +$6.88M +59,868 +47%
RhumbLine Advisers
70
RhumbLine Advisers
Massachusetts
$21.5M -$705K -6,134 -3%
Russell Investments Group
71
Russell Investments Group
United Kingdom
$20.8M +$339K +2,949 +2%
Janney Montgomery Scott
72
Janney Montgomery Scott
Pennsylvania
$19.8M +$126K +1,093 +0.6%
JAM
73
Jupiter Asset Management
United Kingdom
$19.7M -$379K -3,300 -2%
Principal Financial Group
74
Principal Financial Group
Iowa
$18.4M -$324K -2,819 -2%
Wells Fargo
75
Wells Fargo
California
$18.1M +$12.8M +111,519 +240%
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