William Blair & Company
WSO icon

William Blair & Company’s Watsco WSO Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$356M Sell
806,656
-8,056
-1% -$3.56M 0.99% 19
2025
Q1
$414M Buy
814,712
+43,776
+6% +$22.3M 1.25% 14
2024
Q4
$365M Sell
770,936
-14,109
-2% -$6.69M 1.06% 16
2024
Q3
$386M Sell
785,045
-16,107
-2% -$7.92M 1.13% 16
2024
Q2
$371M Buy
801,152
+9,141
+1% +$4.23M 1.14% 17
2024
Q1
$342M Buy
792,011
+16,487
+2% +$7.12M 1.07% 18
2023
Q4
$332M Buy
775,524
+5,048
+0.7% +$2.16M 1.13% 18
2023
Q3
$291M Buy
770,476
+4,997
+0.7% +$1.89M 1.12% 19
2023
Q2
$292M Buy
765,479
+35,609
+5% +$13.6M 1.07% 18
2023
Q1
$232M Buy
729,870
+20,318
+3% +$6.46M 0.93% 22
2022
Q4
$177M Buy
709,552
+10,421
+1% +$2.6M 0.77% 29
2022
Q3
$180M Buy
699,131
+115,614
+20% +$29.8M 0.83% 24
2022
Q2
$139M Sell
583,517
-3,998
-0.7% -$955K 0.62% 38
2022
Q1
$179M Buy
587,515
+6,740
+1% +$2.05M 0.63% 38
2021
Q4
$182M Buy
580,775
+1,700
+0.3% +$532K 0.57% 40
2021
Q3
$153M Buy
579,075
+6,411
+1% +$1.7M 0.52% 41
2021
Q2
$164M Buy
572,664
+8,305
+1% +$2.38M 0.57% 41
2021
Q1
$147M Buy
564,359
+4,333
+0.8% +$1.13M 0.56% 41
2020
Q4
$127M Sell
560,026
-1,613
-0.3% -$365K 0.47% 51
2020
Q3
$131M Sell
561,639
-19,108
-3% -$4.45M 0.55% 42
2020
Q2
$103M Sell
580,747
-21,599
-4% -$3.84M 0.49% 43
2020
Q1
$95.2M Sell
602,346
-1,826
-0.3% -$289K 0.6% 41
2019
Q4
$109M Sell
604,172
-9,678
-2% -$1.74M 0.56% 40
2019
Q3
$104M Buy
613,850
+14,517
+2% +$2.46M 0.6% 38
2019
Q2
$98M Sell
599,333
-2,188
-0.4% -$358K 0.56% 44
2019
Q1
$86.1M Buy
601,521
+1,534
+0.3% +$220K 0.53% 47
2018
Q4
$83.5M Sell
599,987
-176,549
-23% -$24.6M 0.61% 37
2018
Q3
$138M Sell
776,536
-26,713
-3% -$4.76M 0.85% 23
2018
Q2
$143M Sell
803,249
-19,611
-2% -$3.5M 0.97% 17
2018
Q1
$149M Sell
822,860
-100,082
-11% -$18.1M 1.05% 15
2017
Q4
$157M Buy
922,942
+19,622
+2% +$3.34M 1.07% 16
2017
Q3
$145M Buy
903,320
+240,327
+36% +$38.7M 1.09% 12
2017
Q2
$102M Buy
662,993
+76,844
+13% +$11.8M 0.77% 27
2017
Q1
$84.7M Buy
586,149
+39,700
+7% +$5.74M 0.68% 32
2016
Q4
$80.9M Buy
546,449
+5,267
+1% +$780K 0.72% 28
2016
Q3
$76.3M Buy
541,182
+5,939
+1% +$837K 0.67% 33
2016
Q2
$75.3M Buy
535,243
+27,337
+5% +$3.85M 0.7% 33
2016
Q1
$68.4M Buy
507,906
+57,017
+13% +$7.68M 0.64% 37
2015
Q4
$52.8M Buy
450,889
+74,023
+20% +$8.67M 0.5% 60
2015
Q3
$44.7M Buy
376,866
+45,999
+14% +$5.45M 0.39% 76
2015
Q2
$40.9M Sell
330,867
-3,074
-0.9% -$380K 0.06% 398
2015
Q1
$42M Buy
333,941
+53,329
+19% +$6.7M 0.06% 373
2014
Q4
$30M Buy
280,612
+23,533
+9% +$2.52M 0.05% 463
2014
Q3
$22.2M Buy
257,079
+74,281
+41% +$6.4M 0.04% 544
2014
Q2
$18.8M Sell
182,798
-2,198
-1% -$226K 0.03% 589
2014
Q1
$18.5M Buy
184,996
+24,020
+15% +$2.4M 0.03% 581
2013
Q4
$15.5M Buy
160,976
+4,698
+3% +$451K 0.03% 634
2013
Q3
$14.7M Buy
156,278
+13,967
+10% +$1.32M 0.03% 604
2013
Q2
$11.9M Buy
+142,311
New +$11.9M 0.02% 645