WAM
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Winslow Asset Management’s Bio-Rad Laboratories Class A BIO Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$5.56M Sell
23,026
-866
-4% -$209K 1.12% 39
2025
Q1
$5.82M Sell
23,892
-328
-1% -$79.9K 1.28% 36
2024
Q4
$7.96M Sell
24,220
-42
-0.2% -$13.8K 1.59% 23
2024
Q3
$8.12M Buy
24,262
+385
+2% +$129K 1.5% 24
2024
Q2
$6.52M Buy
23,877
+1,098
+5% +$300K 1.28% 36
2024
Q1
$7.88M Buy
22,779
+723
+3% +$250K 1.48% 28
2023
Q4
$7.12M Buy
22,056
+613
+3% +$198K 1.45% 29
2023
Q3
$7.69M Buy
21,443
+568
+3% +$204K 1.78% 20
2023
Q2
$7.91M Buy
20,875
+792
+4% +$300K 1.7% 20
2023
Q1
$9.62M Sell
20,083
-228
-1% -$109K 2.25% 15
2022
Q4
$8.54M Buy
20,311
+1,502
+8% +$632K 2.02% 18
2022
Q3
$7.85M Buy
18,809
+167
+0.9% +$69.7K 2.04% 18
2022
Q2
$9.23M Buy
18,642
+352
+2% +$174K 2.23% 14
2022
Q1
$10.3M Sell
18,290
-283
-2% -$159K 2.03% 15
2021
Q4
$14M Buy
18,573
+39
+0.2% +$29.5K 2.48% 12
2021
Q3
$13.8M Sell
18,534
-565
-3% -$421K 2.67% 11
2021
Q2
$12.3M Sell
19,099
-15
-0.1% -$9.66K 2.29% 14
2021
Q1
$10.9M Sell
19,114
-1,910
-9% -$1.09M 2.21% 15
2020
Q4
$12.3M Sell
21,024
-429
-2% -$250K 2.59% 12
2020
Q3
$11.1M Sell
21,453
-895
-4% -$461K 2.82% 9
2020
Q2
$10.1M Sell
22,348
-192
-0.9% -$86.7K 2.72% 10
2020
Q1
$7.9M Buy
22,540
+243
+1% +$85.2K 2.6% 13
2019
Q4
$8.25M Sell
22,297
-11
-0% -$4.07K 1.88% 21
2019
Q3
$7.42M Sell
22,308
-3,657
-14% -$1.22M 1.85% 23
2019
Q2
$8.12M Sell
25,965
-1,415
-5% -$442K 1.8% 21
2019
Q1
$8.37M Sell
27,380
-247
-0.9% -$75.5K 1.76% 26
2018
Q4
$6.42M Sell
27,627
-220
-0.8% -$51.1K 1.49% 30
2018
Q3
$8.72M Sell
27,847
-429
-2% -$134K 1.59% 29
2018
Q2
$8.16M Buy
28,276
+325
+1% +$93.8K 1.51% 32
2018
Q1
$6.99M Sell
27,951
-91
-0.3% -$22.8K 1.34% 39
2017
Q4
$6.69M Buy
28,042
+1,112
+4% +$265K 1.23% 40
2017
Q3
$5.98M Sell
26,930
-305
-1% -$67.8K 1.16% 45
2017
Q2
$6.16M Buy
27,235
+459
+2% +$104K 1.25% 43
2017
Q1
$5.34M Sell
26,776
-1,121
-4% -$223K 1.09% 47
2016
Q4
$5.09M Buy
+27,897
New +$5.09M 1.07% 47