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736 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, 290 reducing their positions, and 114 closing their positions.

New
Increased
Maintained
Reduced
Closed

0.69% more ownership

Funds ownership: 93.93%94.62% (+0.69%)

6% less funds holding

Funds holding: 783736 (-47)

17% less capital invested

Capital invested by funds: $16B → $13.3B (-$2.65B)

21% less repeat investments, than reductions

Existing positions increased: 230 | Existing positions reduced: 290

22% less call options, than puts

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

29% less first-time investments, than exits

New positions opened: 81 | Existing positions closed: 114

50% less funds holding in top 10

Funds holding in top 10: 42 (-2)

Holders
736
Holders Change
-47
Holders Change %
-6%
% of All Funds
9.06%
Holding in Top 10
2
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
81
Increased
230
Reduced
290
Closed
114
Calls
$50.7M
Puts
$65.3M
Net Calls
-$14.6M
Net Calls Change
-$66.3M
Name Holding Trade Value Shares
Change
Change in
Stake
Swiss National Bank
51
Swiss National Bank
Switzerland
$41.8M +$3.13M +31,900 +7%
Barclays
52
Barclays
United Kingdom
$40.1M -$7.35M -75,024 -14%
Northwestern Mutual Wealth Management
53
Northwestern Mutual Wealth Management
Wisconsin
$39.7M +$3.16M +32,230 +8%
Citadel Advisors
54
Citadel Advisors
Florida
$38.4M +$34.1M +347,820 +374%
Man Group
55
Man Group
United Kingdom
$37.3M -$38.5M -393,305 -48%
Mitsubishi UFJ Asset Management
56
Mitsubishi UFJ Asset Management
Japan
$35.4M +$1.12M +11,418 +3%
Russell Investments Group
57
Russell Investments Group
United Kingdom
$34.9M +$2.06M +21,065 +5%
SSA
58
Schonfeld Strategic Advisors
New York
$34.8M +$39.1M +399,311 New
ECSS
59
Eurizon Capital SGR SpA
$34.5M +$38.9M +396,530 New
Sumitomo Mitsui Trust Group
60
Sumitomo Mitsui Trust Group
Japan
$33.7M -$1.68M -17,195 -4%
KBC Group
61
KBC Group
Belgium
$33.6M -$58.5M -597,041 -61%
Treasurer of the State of North Carolina
62
Treasurer of the State of North Carolina
North Carolina
$31.3M +$2.91M +29,673 +9%
VGA
63
Vanguard Global Advisers
Pennsylvania
$31.1M +$35M +357,523 New
DDPIC
64
Deroy & Devereaux Private Investment Counsel
Michigan
$30.7M -$18.6K -190 -0.1%
RhumbLine Advisers
65
RhumbLine Advisers
Massachusetts
$29.1M +$876K +8,942 +3%
Renaissance Technologies
66
Renaissance Technologies
New York
$28.7M +$32.3M +329,664 New
Assenagon Asset Management
67
Assenagon Asset Management
Luxembourg
$26.6M -$41.6M -424,823 -58%
RS
68
Robeco Schweiz
Switzerland
$25.5M -$12.4M -126,629 -30%
Aviva
69
Aviva
United Kingdom
$25.4M +$944K +9,632 +3%
VAM
70
Vanguard Asset Management
$25.4M +$28.6M +291,609 New
Wells Fargo
71
Wells Fargo
California
$25M +$2.94M +29,977 +12%
Royal Bank of Canada
72
Royal Bank of Canada
Ontario, Canada
$24.5M -$3.23M -32,927 -10%
California State Teachers Retirement System (CalSTRS)
73
California State Teachers Retirement System (CalSTRS)
California
$22.9M -$564K -5,753 -2%
EAM
74
Eventide Asset Management
Massachusetts
$22.5M -$6.53M -66,685 -20%
Vontobel Holding
75
Vontobel Holding
Switzerland
$22.4M +$34.2K +349 +0.1%