William Blair & Company’s Pentair PNR Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$202K Sell
2,321
-577
-20% -$56.5K ﹤0.01% 1481
2025
Q4
$302K Sell
2,898
-1,529
-35% -$163K ﹤0.01% 1309
2025
Q3
$490K Buy
4,427
+1,416
+47% +$151K ﹤0.01% 1123
2025
Q2
$309K Buy
3,011
+471
+19% +$44K ﹤0.01% 1250
2025
Q1
$222K Sell
2,540
-290
-10% -$27.6K ﹤0.01% 1370
2024
Q4
$285K Buy
+2,830
New +$290K ﹤0.01% 1305
2019
Q3
Sell
-5,882
Closed -$219K 1740
2019
Q2
$219K Sell
5,882
-1,750
-23% -$66.4K ﹤0.01% 1269
2019
Q1
$340K Sell
7,632
-848
-10% -$35.3K ﹤0.01% 1101
2018
Q4
$320K Sell
8,480
-1,830
-18% -$74K ﹤0.01% 1067
2018
Q3
$447K Sell
10,310
-29
-0.3% -$1.26K ﹤0.01% 993
2018
Q2
$435K Sell
10,339
-2,425
-19% -$109K ﹤0.01% 990
2018
Q1
$584K Sell
12,764
-96,241
-88% -$4.58M ﹤0.01% 872
2017
Q4
$5.17M Buy
+109,005
New +$5.1M 0.04% 351
2017
Q1
Sell
-5,771
Closed -$217K 1497
2016
Q4
$217K Sell
5,771
-956
-14% -$37.3K ﹤0.01% 1125
2016
Q3
$290K Sell
6,727
-462
-6% -$19.5K ﹤0.01% 1027
2016
Q2
$281K Buy
+7,189
New +$279K ﹤0.01% 1009
2016
Q1
Sell
-25,568
Closed -$850K 1234
2015
Q4
$850K Sell
25,568
-11,274
-31% -$412K 0.01% 666
2015
Q3
$1.26M Sell
36,842
-9,782
-21% -$384K 0.01% 680
2015
Q2
$2.15M Sell
46,624
-96,115
-67% -$4.07M ﹤0.01% 1325
2015
Q1
$6.03M Sell
142,739
-7,403
-5% -$322K 0.01% 992
2014
Q4
$6.7M Sell
150,142
-8,417
-5% -$370K 0.01% 970
2014
Q3
$6.97M Sell
158,559
-158,148
-50% -$7.31M 0.01% 943
2014
Q2
$15.3M Buy
+316,707
New +$16.1M 0.03% 679

Other funds holding PNR