WMS icon

Advanced Drainage Systems

456 hedge funds and large institutions have $7.5B invested in Advanced Drainage Systems in 2025 Q1 according to their latest regulatory filings, with 55 funds opening new positions, 198 increasing their positions, 147 reducing their positions, and 57 closing their positions.

New
Increased
Maintained
Reduced
Closed

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more ownership

Funds ownership:

less capital invested

Capital invested by funds: $ → $

4% less first-time investments, than exits

New positions opened: 55 | Existing positions closed: 57

1% less funds holding

Funds holding: 461456 (-5)

25% less funds holding in top 10

Funds holding in top 10: 43 (-1)

Holders
456
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$34.8M
Puts
$28.1M
Net Calls
Net Calls Change

Top Buyers

1 +$122M
2 +$43.6M
3 +$38.2M
4
Amundi
Amundi
France
+$38.1M
5
BAMCO Inc
BAMCO Inc
New York
+$35.9M
Name Holding Trade Value Shares
Change
Change in
Stake
176
$2.3M
177
$2.25M
178
$2.23M
179
$2.16M
180
$2.15M
181
$2.13M
182
$2.06M
183
$2.03M
184
$2.02M
185
$2M
186
$1.97M
187
$1.97M
188
$1.92M
189
$1.86M
190
$1.84M
191
$1.83M
192
$1.79M
193
$1.78M
194
$1.72M
195
$1.71M
196
$1.67M
197
$1.67M
198
$1.65M
199
$1.63M
200
$1.59M