Pentair
741 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, 233 increasing their positions, 291 reducing their positions, and 117 closing their positions.
0.77% more ownership
Funds ownership: 93.86% → 94.63% (+0.77%)
6% less funds holding
Funds holding: 786 → 741 (-45)
17% less capital invested
Capital invested by funds: $16B → $13.3B (-$2.65B)
20% less repeat investments, than reductions
Existing positions increased: 233 | Existing positions reduced: 291
22% less call options, than puts
Call options by funds: $50.7M | Put options by funds: $65.3M
31% less first-time investments, than exits
New positions opened: 81 | Existing positions closed: 117
50% less funds holding in top 10
Funds holding in top 10: 4 → 2 (-2)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Associates
Baltimore,
Maryland
|
+$374M |
| 2 |
HSBC Holdings
London,
United Kingdom
|
+$117M |
| 3 |
Invesco
Atlanta,
Georgia
|
+$61.7M |
| 4 |
Balyasny Asset Management
Chicago,
Illinois
|
+$60.4M |
| 5 |
D.E. Shaw & Co
New York
|
+$58.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Impax Asset Management Group
London,
United Kingdom
|
-$156M |
| 2 |
Bessemer Group
Woodbridge,
New Jersey
|
-$120M |
| 3 |
PAM
Panagora Asset Management
Boston,
Massachusetts
|
-$92.8M |
| 4 |
1SP
140 Summer Partners
New York
|
-$63.2M |
| 5 |
KBC Group
Brussels,
Belgium
|
-$58.5M |
PNR Hedge Fund Activity: Q1 2026 in Review
741 of the 8,208 institutional investors tracked by Wall St. Rank reported a position in Pentair (PNR) for Q1 2026, worth a combined $13.3B — down 17% from $16B a quarter earlier.
Sellers outnumbered buyers: 117 funds closed out of PNR and 81 opened new positions — a net loss of 36 holders — while 291 trimmed existing stakes and 233 added.
The largest buyer was T. Rowe Price Associates, adding an estimated $374M. The largest seller was Impax Asset Management Group, cutting an estimated $156M.
- 741 institutional investors held Pentair (PNR) as of Q1 2026, down from 786 in Q4 2025.
- Funds reported $13.3B of Pentair stock for Q1 2026, down 17% quarter-over-quarter.
- 81 funds opened new Pentair positions in Q1 2026 and 117 closed out, a net change of -36 holders.
- The largest Pentair buyer in Q1 2026 was T. Rowe Price Associates, an estimated $374M added.
- The largest Pentair seller in Q1 2026 was Impax Asset Management Group, an estimated $156M sold.
Based on aggregated 13F filings for Q1 2026.