Citadel Advisors’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 | $41.4M | Buy |
148,669
+139,189
| +1,468% | +$40.1M | 0.03% | 1538 |
|
|
2025
Q4 | $2.87M | Sell |
9,480
-40,826
| -81% | -$12.7M | ﹤0.01% | 5250 |
|
|
2025
Q3 | $14.1M | Buy |
50,306
+47,688
| +1,822% | +$13M | 0.01% | 2765 |
|
|
2025
Q2 | $632K | Sell |
2,618
-10,193
| -80% | -$2.41M | ﹤0.01% | 8076 |
|
|
2025
Q1 | $3.12M | Buy |
12,811
+11,947
| +1,383% | +$3.59M | ﹤0.01% | 4699 |
|
|
2024
Q4 | $284K | Sell |
864
-19,629
| -96% | -$6.66M | ﹤0.01% | 9764 |
|
|
2024
Q3 | $6.86M | Buy |
+20,493
| New | +$6.51M | 0.01% | 3453 |
|
|
2024
Q2 | – | Sell |
-38,070
| Closed | -$11.1M | – | 14275 |
|
|
2024
Q1 | $13.2M | Buy |
38,070
+16,217
| +74% | +$5.33M | 0.01% | 2566 |
|
|
2023
Q4 | $7.06M | Buy |
21,853
+16,873
| +339% | +$5.29M | 0.01% | 3313 |
|
|
2023
Q3 | $1.79M | Sell |
4,980
-37,287
| -88% | -$14.4M | ﹤0.01% | 5428 |
|
|
2023
Q2 | $16M | Sell |
42,267
-17,820
| -30% | -$7.25M | 0.02% | 2113 |
|
|
2023
Q1 | $28.8M | Sell |
60,087
-65,877
| -52% | -$30.8M | 0.03% | 1571 |
|
|
2022
Q4 | $53M | Buy |
125,964
+35,034
| +39% | +$14.1M | 0.06% | 1084 |
|
|
2022
Q3 | $37.9M | Buy |
90,930
+39,151
| +76% | +$19.5M | 0.05% | 1278 |
|
|
2022
Q2 | $25.6M | Sell |
51,779
-83,985
| -62% | -$43.7M | 0.03% | 1600 |
|
|
2022
Q1 | $76.5M | Buy |
135,764
+127,648
| +1,573% | +$76.9M | 0.09% | 805 |
|
|
2021
Q4 | $6.13M | Sell |
8,116
-536
| -6% | -$401K | 0.01% | 3935 |
|
|
2021
Q3 | $6.45M | Sell |
8,652
-20,789
| -71% | -$15.6M | 0.01% | 3833 |
|
|
2021
Q2 | $19M | Buy |
29,441
+25,831
| +716% | +$15.7M | 0.02% | 2153 |
|
|
2021
Q1 | $2.06M | Buy |
+3,610
| New | +$2.14M | ﹤0.01% | 6306 |
|
|
2020
Q4 | – | Sell |
-4,748
| Closed | -$2.45M | – | 10917 |
|
|
2020
Q3 | $2.45M | Sell |
4,748
-15,368
| -76% | -$7.78M | ﹤0.01% | 4353 |
|
|
2020
Q2 | $9.08M | Sell |
20,116
-5,202
| -21% | -$2.3M | 0.01% | 2339 |
|
|
2020
Q1 | $8.88M | Sell |
25,318
-2,785
| -10% | -$1.02M | 0.01% | 1996 |
|
|
2019
Q4 | $10.4M | Sell |
28,103
-94,313
| -77% | -$33.2M | 0.01% | 2155 |
|
|
2019
Q3 | $40.7M | Buy |
122,416
+106,261
| +658% | +$34.7M | 0.05% | 894 |
|
|
2019
Q2 | $5.05M | Sell |
16,155
-25,830
| -62% | -$7.73M | 0.01% | 3062 |
|
|
2019
Q1 | $12.8M | Buy |
41,985
+21,326
| +103% | +$5.76M | 0.02% | 1769 |
|
|
2018
Q4 | $4.8M | Sell |
20,659
-5,180
| -20% | -$1.39M | 0.01% | 2846 |
|
|
2018
Q3 | $8.09M | Buy |
25,839
+21,541
| +501% | +$6.69M | 0.01% | 2385 |
|
|
2018
Q2 | $1.24M | Sell |
4,298
-2,581
| -38% | -$713K | ﹤0.01% | 4846 |
|
|
2018
Q1 | $1.72M | Sell |
6,879
-178,217
| -96% | -$45.4M | ﹤0.01% | 3966 |
|
|
2017
Q4 | $44.2M | Sell |
185,096
-29,398
| -14% | -$7.12M | 0.06% | 683 |
|
|
2017
Q3 | $47.7M | Buy |
214,494
+29,910
| +16% | +$6.73M | 0.08% | 573 |
|
|
2017
Q2 | $41.8M | Buy |
184,584
+162,725
| +744% | +$35.5M | 0.07% | 584 |
|
|
2017
Q1 | $4.36M | Buy |
21,859
+15,578
| +248% | +$3M | 0.01% | 2182 |
|
|
2016
Q4 | $1.15M | Sell |
6,281
-15,450
| -71% | -$2.63M | ﹤0.01% | 3681 |
|
|
2016
Q3 | $3.56M | Buy |
21,731
+1,535
| +8% | +$233K | 0.01% | 2321 |
|
|
2016
Q2 | $2.89M | Buy |
20,196
+12,408
| +159% | +$1.77M | 0.01% | 2354 |
|
|
2016
Q1 | $1.06M | Sell |
7,788
-1,638
| -17% | -$215K | ﹤0.01% | 3398 |
|
|
2015
Q4 | $1.31M | Buy |
9,426
+7,661
| +434% | +$1.06M | ﹤0.01% | 3262 |
|
|
2015
Q3 | $237K | Sell |
1,765
-11,341
| -87% | -$1.63M | ﹤0.01% | 5907 |
|
|
2015
Q2 | $1.97M | Sell |
13,106
-37,879
| -74% | -$5.42M | ﹤0.01% | 3074 |
|
|
2015
Q1 | $6.89M | Sell |
50,985
-33,385
| -40% | -$4.14M | 0.01% | 1720 |
|
|
2014
Q4 | $10.2M | Buy |
84,370
+50,102
| +146% | +$5.77M | 0.02% | 1388 |
|
|
2014
Q3 | $3.89M | Buy |
34,268
+19,004
| +125% | +$2.25M | 0.01% | 2215 |
|
|
2014
Q2 | $1.83M | Buy |
15,264
+3,995
| +35% | +$488K | ﹤0.01% | 2806 |
|
|
2014
Q1 | $1.44M | Sell |
11,269
-5,503
| -33% | -$705K | ﹤0.01% | 2971 |
|
|
2013
Q4 | $2.07M | Buy |
16,772
+4,683
| +39% | +$571K | ﹤0.01% | 2514 |
|
|
2013
Q3 | $1.42M | Sell |
12,089
-4,733
| -28% | -$558K | ﹤0.01% | 2726 |
|
|
2013
Q2 | $1.89M | Buy |
+16,822
| New | +$1.97M | ﹤0.01% | 2548 |
|
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