BlackRock’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
2026
Q1
$468M Sell
1,680,060
-888
-0.1% -$256K 0.01% 1155
2025
Q4
$509M Sell
1,680,948
-14,901
-0.9% -$4.65M 0.01% 1093
2025
Q3
$475M Sell
1,695,849
-66,810
-4% -$18.2M 0.01% 1128
2025
Q2
$425M Sell
1,762,659
-259,061
-13% -$61.2M 0.01% 1159
2025
Q1
$492M Buy
2,021,720
+10,071
+0.5% +$3.03M 0.01% 1052
2024
Q4
$661M Buy
2,011,649
+81,748
+4% +$27.7M 0.01% 894
2024
Q3
$646M Buy
1,929,901
+379,332
+24% +$120M 0.01% 894
2024
Q2
$423M Buy
1,550,569
+70,665
+5% +$20.6M 0.01% 1112
2024
Q1
$512M Buy
1,479,904
+13,640
+0.9% +$4.49M 0.01% 1015
2023
Q4
$473M Buy
1,466,264
+29,576
+2% +$9.27M 0.01% 1053
2023
Q3
$515M Sell
1,436,688
-141,084
-9% -$54.4M 0.01% 878
2023
Q2
$598M Sell
1,577,772
-20,832
-1% -$8.48M 0.02% 816
2023
Q1
$766M Buy
1,598,604
+16,216
+1% +$7.59M 0.02% 656
2022
Q4
$665M Sell
1,582,388
-3,727
-0.2% -$1.5M 0.02% 708
2022
Q3
$662M Sell
1,586,115
-4,582
-0.3% -$2.28M 0.02% 665
2022
Q2
$787M Sell
1,590,697
-169,429
-10% -$88.2M 0.03% 600
2022
Q1
$991M Sell
1,760,126
-7,955
-0.4% -$4.8M 0.03% 586
2021
Q4
$1.34B Buy
1,768,081
+14,150
+0.8% +$10.6M 0.03% 487
2021
Q3
$1.31B Sell
1,753,931
-85,136
-5% -$63.8M 0.04% 482
2021
Q2
$1.18B Sell
1,839,067
-71,816
-4% -$43.7M 0.03% 526
2021
Q1
$1.09B Buy
1,910,883
+18,547
+1% +$11M 0.03% 544
2020
Q4
$1.1B Buy
1,892,336
+270,107
+17% +$154M 0.04% 482
2020
Q3
$836M Buy
1,622,229
+39,908
+3% +$20.2M 0.03% 524
2020
Q2
$714M Sell
1,582,321
-652,890
-29% -$288M 0.03% 538
2020
Q1
$784M Sell
2,235,211
-83,841
-4% -$30.8M 0.04% 444
2019
Q4
$858M Buy
2,319,052
+219,935
+10% +$77.5M 0.03% 525
2019
Q3
$698M Buy
2,099,117
+148,312
+8% +$48.4M 0.03% 564
2019
Q2
$610M Buy
1,950,805
+22,263
+1% +$6.67M 0.03% 642
2019
Q1
$590M Sell
1,928,542
-7,466
-0.4% -$2.01M 0.03% 634
2018
Q4
$450M Buy
1,936,008
+68,124
+4% +$18.3M 0.02% 714
2018
Q3
$585M Buy
1,867,884
+6,197
+0.3% +$1.92M 0.03% 666
2018
Q2
$537M Buy
1,861,687
+30,465
+2% +$8.41M 0.02% 688
2018
Q1
$458M Buy
1,831,222
+54,512
+3% +$13.9M 0.02% 756
2017
Q4
$424M Buy
1,776,710
+85,176
+5% +$20.6M 0.02% 806
2017
Q3
$376M Sell
1,691,534
-46,897
-3% -$10.6M 0.02% 850
2017
Q2
$393M Buy
1,738,431
+5,320
+0.3% +$1.16M 0.02% 787
2017
Q1
$345M Buy
1,733,111
+1,715,872
+9,953% +$330M 0.02% 870
2016
Q4
$3.14M Sell
17,239
-168
-1% -$28.6K ﹤0.01% 1064
2016
Q3
$2.85M Buy
17,407
+2,671
+18% +$405K ﹤0.01% 1079
2016
Q2
$2.11M Sell
14,736
-8,459
-36% -$1.21M ﹤0.01% 1138
2016
Q1
$3.17M Buy
23,195
+1,821
+9% +$239K 0.01% 951
2015
Q4
$2.96M Sell
21,374
-5,202
-20% -$721K ﹤0.01% 968
2015
Q3
$3.57M Buy
26,576
+7,503
+39% +$1.08M 0.01% 871
2015
Q2
$2.87M Buy
19,073
+11,983
+169% +$1.71M ﹤0.01% 1002
2015
Q1
$958K Buy
7,090
+6,106
+621% +$757K ﹤0.01% 1355
2014
Q4
$118K Hold
984
﹤0.01% 1678
2014
Q3
$111K Hold
984
﹤0.01% 1682
2014
Q2
$117K Sell
984
-521
-35% -$63.6K ﹤0.01% 1675
2014
Q1
$193K Sell
1,505
-1,323
-47% -$170K ﹤0.01% 1558
2013
Q4
$349K Buy
2,828
+14
+0.5% +$1.71K ﹤0.01% 1456
2013
Q3
$331K Buy
2,814
+61
+2% +$7.19K ﹤0.01% 1363
2013
Q2
$309K Buy
+2,753
New +$323K ﹤0.01% 1365

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