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Advanced Drainage Systems

573 hedge funds and large institutions have $9.51B invested in Advanced Drainage Systems in 2026 Q1 according to their latest regulatory filings, with 98 funds opening new positions, 227 increasing their positions, 166 reducing their positions, and 56 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions 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 funds holding

Funds holding:

2.52% less ownership

Funds ownership: 91.56%89.05% (-2.5%)

8% less capital invested

Capital invested by funds: $10.3B → $9.51B (-$800M)

17% less funds holding in top 10

Funds holding in top 10: 65 (-1)

Holders
573
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
5
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$17.3M
Puts
$13.3M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
Public Employees Retirement Association of Colorado
276
Public Employees Retirement Association of Colorado
Colorado
$1.01M
CM
277
Castleark Management
Illinois
$986K
BEI
278
Benjamin Edwards Inc
Missouri
$983K
NAM
279
Nissay Asset Management
Japan
$983K
M&T Bank
280
M&T Bank
New York
$978K
Wealth Enhancement Advisory Services
281
Wealth Enhancement Advisory Services
Minnesota
$977K
Lazard Asset Management
282
Lazard Asset Management
New York
$977K
SDIC
283
South Dakota Investment Council
South Dakota
$960K
Marshall Wace
284
Marshall Wace
United Kingdom
$951K
IMRF
285
Illinois Municipal Retirement Fund
Illinois
$922K
AWM
286
Absher Wealth Management
North Carolina
$921K
YDMI
287
Y.D. More Investments
Israel
$917K
Federated Hermes
288
Federated Hermes
Pennsylvania
$910K
SLAM
289
Swiss Life Asset Management
$894K
Skandinaviska Enskilda Banken (SEB)
290
Skandinaviska Enskilda Banken (SEB)
Sweden
$893K
VI
291
Vestcor Inc
New Brunswick, Canada
$891K
IAA
292
Independent Advisor Alliance
North Carolina
$886K
PI
293
PFG Investments
New York
$872K
CP
294
CenterBook Partners
Connecticut
$871K
QCG
295
Quadrant Capital Group
Ohio
$858K
AAM
296
Advisors Asset Management
Colorado
$851K
AC
297
Aristeia Capital
Connecticut
$830K
BC
298
Bridgefront Capital
Texas
$822K
VF
299
Virtu Financial
New York
$794K
FG
300
Foresight Group
United Kingdom
$785K