Wellington Management Group’s Bio-Rad Laboratories Class A BIO Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q2
Sell
-2,359
Closed -$575K 1956
2025
Q1
$575K Buy
2,359
+1,549
+191% +$466K ﹤0.01% 1804
2024
Q4
$266K Sell
810
-9,206
-92% -$3.12M ﹤0.01% 1883
2024
Q3
$3.35M Buy
10,016
+3,601
+56% +$1.14M ﹤0.01% 1422
2024
Q2
$1.75M Sell
6,415
-718
-10% -$209K ﹤0.01% 1550
2024
Q1
$2.47M Sell
7,133
-744
-9% -$245K ﹤0.01% 1473
2023
Q4
$2.54M Buy
+7,877
New +$2.47M ﹤0.01% 1442
2023
Q3
Sell
-856
Closed -$325K 1811
2023
Q2
$325K Sell
856
-1,444
-63% -$588K ﹤0.01% 1734
2023
Q1
$1.1M Buy
2,300
+1,285
+127% +$602K ﹤0.01% 1631
2022
Q4
$427K Buy
+1,015
New +$410K ﹤0.01% 1832
2022
Q2
Sell
-1,184
Closed -$667K 2079
2022
Q1
$667K Buy
+1,184
New +$714K ﹤0.01% 1817
2021
Q3
Sell
-821
Closed -$529K 2151
2021
Q2
$529K Buy
821
+290
+55% +$176K ﹤0.01% 1886
2021
Q1
$303K Buy
+531
New +$314K ﹤0.01% 1987
2020
Q2
Sell
-2,248
Closed -$788K 1848
2020
Q1
$788K Buy
2,248
+673
+43% +$247K ﹤0.01% 1589
2019
Q4
$583K Buy
+1,575
New +$555K ﹤0.01% 1828
2019
Q2
Sell
-5,905
Closed -$1.8M 2051
2019
Q1
$1.8M Buy
+5,905
New +$1.59M ﹤0.01% 1644
2018
Q4
Sell
-1,104
Closed -$346K 2052
2018
Q3
$346K Buy
+1,104
New +$343K ﹤0.01% 2112
2018
Q2
Sell
-3,320
Closed -$830K 2232
2018
Q1
$830K Buy
+3,320
New +$845K ﹤0.01% 1931
2017
Q4
Sell
-4,076
Closed -$906K 2210
2017
Q3
$906K Hold
4,076
﹤0.01% 1910
2017
Q2
$922K Hold
4,076
﹤0.01% 1899
2017
Q1
$813K Buy
+4,076
New +$785K ﹤0.01% 1976
2016
Q4
Sell
-27,425
Closed -$4.49M 2182
2016
Q3
$4.49M Sell
27,425
-25,686
-48% -$3.9M ﹤0.01% 1420
2016
Q2
$7.6M Sell
53,111
-170
-0.3% -$24.2K ﹤0.01% 1218
2016
Q1
$7.28M Sell
53,281
-10,311
-16% -$1.35M ﹤0.01% 1247
2015
Q4
$8.82M Buy
63,592
+755
+1% +$105K ﹤0.01% 1201
2015
Q3
$8.44M Buy
62,837
+11,358
+22% +$1.63M ﹤0.01% 1223
2015
Q2
$7.75M Buy
51,479
+14,099
+38% +$2.02M ﹤0.01% 1289
2015
Q1
$5.05M Sell
37,380
-35,181
-48% -$4.36M ﹤0.01% 1452
2014
Q4
$8.75M Buy
72,561
+29,974
+70% +$3.45M ﹤0.01% 1288
2014
Q3
$4.83M Buy
+42,587
New +$5.05M ﹤0.01% 1449

Other funds holding BIO