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735 hedge funds and large institutions have $13.3B invested in Pentair in 2026 Q1 according to their latest regulatory filings, with 80 funds opening new positions, 230 increasing their positions, 290 reducing their positions, and 114 closing their positions.

New
Increased
Maintained
Reduced
Closed

more ownership

Funds ownership:

less funds holding

Funds holding:

less capital invested

Capital invested by funds: $ → $

less repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

22% less call options, than puts

Call options by funds: $50.7M | Put options by funds: $65.3M

30% less first-time investments, than exits

New positions opened: 80 | Existing positions closed: 114

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
735
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
2
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$50.7M
Puts
$65.3M
Net Calls
Net Calls Change

Top Buyers

1 +$374M
2 +$117M
3 +$61.7M
4
Balyasny Asset Management
Balyasny Asset Management
Illinois
+$60.4M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
+$58.5M

Top Sellers

1 -$156M
2 -$120M
3 -$92.8M
4
1SP
140 Summer Partners
New York
-$63.2M
5
KBC Group
KBC Group
Belgium
-$58.5M
Name Holding Trade Value Shares
Change
Change in
Stake
IMC Chicago
326
IMC Chicago
Illinois
$890K
NB
327
Norinchukin Bank
Japan
$883K
EAM
328
EdenTree Asset Management
United Kingdom
$863K
MSU
329
Mizuho Securities USA
New York
$862K
CC
330
Centiva Capital
New York
$861K
Los Angeles Capital Management
331
Los Angeles Capital Management
California
$854K
CCM
332
Cullen Capital Management
New York
$848K
Rockefeller Capital Management
333
Rockefeller Capital Management
New York
$836K
MC
334
Machina Capital
France
$836K
AC
335
Addison Capital
Pennsylvania
$819K
UAS
336
United Asset Strategies
New York
$815K
CBUSF
337
Construction & Building Unions Superannuation Fund
Australia
$810K
IIM
338
INTECH Investment Management
Florida
$805K
GLA
339
Great Lakes Advisors
Illinois
$767K
Pacer Advisors
340
Pacer Advisors
Pennsylvania
$752K
CWM
341
Cornerstone Wealth Management
Missouri
$747K
MF
342
Magnetar Financial
Illinois
$741K
PA
343
Pinnacle Associates
New York
$736K
QCM
344
QRG Capital Management
Illinois
$734K
JC
345
Jacobs & Co
California
$726K
LSERS
346
Louisiana State Employees Retirement System
Louisiana
$723K
JF
347
Jump Financial
Illinois
$720K
SA
348
Sanctuary Advisors
Indiana
$717K
MSRPS
349
Maryland State Retirement & Pension System
Maryland
$710K
ANBT
350
American National Bank & Trust
Texas
$710K