733 hedge funds and large institutions have $13.3B invested in Pentair in 2026 Q1 according to their latest regulatory filings, with 81 funds opening new positions, 230 increasing their positions, 287 reducing their positions, and 116 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: 81 | Existing positions closed: 116

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
733
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
BCIM
251
British Columbia Investment Management
British Columbia, Canada
$1.96M
HP
252
Havemeyer Place
Connecticut
$1.93M
EGM
253
Engineers Gate Manager
New York
$1.91M
Janus Henderson Group
254
Janus Henderson Group
United Kingdom
$1.9M
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
255
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$1.84M
AV
256
ASR Vermogensbeheer
Netherlands
$1.82M
Osaic Holdings
257
Osaic Holdings
Arizona
$1.81M
SMDAM
258
Sumitomo Mitsui DS Asset Management
Japan
$1.77M
LIM
259
Loudon Investment Management
New Hampshire
$1.77M
DADC
260
D.A. Davidson & Co
Montana
$1.76M
GCM
261
Gator Capital Management
Florida
$1.74M
Hudson Bay Capital Management
262
Hudson Bay Capital Management
Connecticut
$1.74M
Susquehanna International Group
263
Susquehanna International Group
Pennsylvania
$1.73M
I
264
InceptionR
California
$1.72M
STA
265
Summit Trail Advisors
New York
$1.68M
VIM
266
Vinva Investment Management
Australia
$1.68M
OF
267
Outfitter Financial
Maine
$1.67M
AC
268
AXQ Capital
New Jersey
$1.64M
OPERF
269
Oregon Public Employees Retirement Fund
Oregon
$1.63M
Lido Advisors
270
Lido Advisors
California
$1.62M
BC
271
Bridgefront Capital
Texas
$1.62M
DZ Bank
272
DZ Bank
Germany
$1.62M
VNA
273
Valley National Advisers
Pennsylvania
$1.62M
State of Tennessee, Department of Treasury
274
State of Tennessee, Department of Treasury
Tennessee
$1.58M
GAM
275
Generali Asset Management
Italy
$1.54M