Quantbot Technologies’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
Q2 | $358K | Buy |
+1,219
| New | +$346K | 0.01% | 1058 |
|
|
2026
Q1 | – | Sell |
-6,102
| Closed | -$1.85M | – | 1727 |
|
|
2025
Q4 | $1.85M | Buy |
+6,102
| New | +$1.9M | 0.06% | 472 |
|
|
2025
Q3 | – | Sell |
-1,794
| Closed | -$433K | – | 1747 |
|
|
2025
Q2 | $433K | Sell |
1,794
-7,350
| -80% | -$1.74M | 0.01% | 1041 |
|
|
2025
Q1 | $2.23M | Buy |
+9,144
| New | +$2.75M | 0.07% | 406 |
|
|
2024
Q3 | – | Sell |
-3,986
| Closed | -$1.09M | – | 1452 |
|
|
2024
Q2 | $1.09M | Buy |
+3,986
| New | +$1.16M | 0.05% | 516 |
|
|
2024
Q1 | – | Sell |
-11,966
| Closed | -$3.86M | – | 1563 |
|
|
2023
Q4 | $3.86M | Buy |
11,966
+8,679
| +264% | +$2.72M | 0.22% | 105 |
|
|
2023
Q3 | $1.18M | Sell |
3,287
-3,349
| -50% | -$1.29M | 0.08% | 353 |
|
|
2023
Q2 | $2.52M | Buy |
+6,636
| New | +$2.7M | 0.16% | 177 |
|
|
2022
Q4 | – | Sell |
-151
| Closed | -$62K | – | 1685 |
|
|
2022
Q3 | $62K | Buy |
+151
| New | +$75.3K | ﹤0.01% | 1205 |
|
|
2022
Q2 | – | Sell |
-853
| Closed | -$480K | – | 1713 |
|
|
2022
Q1 | $480K | Buy |
853
+354
| +71% | +$213K | 0.04% | 588 |
|
|
2021
Q4 | $377K | Buy |
+499
| New | +$373K | 0.03% | 601 |
|
|
2021
Q3 | – | Sell |
-198
| Closed | -$127K | – | 1530 |
|
|
2021
Q2 | $127K | Sell |
198
-427
| -68% | -$260K | 0.01% | 861 |
|
|
2021
Q1 | $356K | Buy |
+625
| New | +$370K | 0.03% | 579 |
|
|
2020
Q4 | – | Sell |
-1,047
| Closed | -$539K | – | 1301 |
|
|
2020
Q3 | $539K | Buy |
1,047
+547
| +109% | +$277K | 0.06% | 337 |
|
|
2020
Q2 | $225K | Buy |
+500
| New | +$221K | 0.03% | 398 |
|
|
2020
Q1 | – | Sell |
-73
| Closed | -$27K | – | 934 |
|
|
2019
Q4 | $27K | Buy |
+73
| New | +$25.7K | ﹤0.01% | 1029 |
|
|
2019
Q1 | – | Sell |
-8,401
| Closed | -$1.95M | – | 1017 |
|
|
2018
Q4 | $1.95M | Buy |
8,401
+2,481
| +42% | +$666K | 0.19% | 163 |
|
|
2018
Q3 | $1.85M | Buy |
5,920
+3,759
| +174% | +$1.17M | 0.13% | 241 |
|
|
2018
Q2 | $623K | Sell |
2,161
-4,753
| -69% | -$1.31M | 0.04% | 517 |
|
|
2018
Q1 | $1.73M | Sell |
6,914
-3,600
| -34% | -$917K | 0.15% | 191 |
|
|
2017
Q4 | $2.51M | Buy |
+10,514
| New | +$2.55M | 0.23% | 112 |
|
|
2017
Q3 | – | Sell |
-197
| Closed | -$44K | – | 1183 |
|
|
2017
Q2 | $44K | Sell |
197
-1,668
| -89% | -$363K | ﹤0.01% | 919 |
|
|
2017
Q1 | $371K | Buy |
+1,865
| New | +$359K | 0.04% | 492 |
|
|
2016
Q4 | – | Sell |
-1,531
| Closed | -$250K | – | 1070 |
|
|
2016
Q3 | $250K | Buy |
1,531
+1,525
| +25,417% | +$231K | 0.03% | 504 |
|
|
2016
Q2 | $0 | Sell |
6
-636
| -99% | -$90.7K | ﹤0.01% | 1065 |
|
|
2016
Q1 | $87K | Sell |
642
-648
| -50% | -$85.1K | 0.01% | 757 |
|
|
2015
Q4 | $178K | Buy |
+1,290
| New | +$179K | 0.03% | 485 |
|
|
2015
Q1 | – | Sell |
-200
| Closed | -$24K | – | 1060 |
|
|
2014
Q4 | $24K | Buy |
+200
| New | +$23K | 0.01% | 937 |
|
|
2014
Q3 | – | Sell |
-500
| Closed | -$59K | – | 1132 |
|
|
2014
Q2 | $59K | Buy |
+500
| New | +$61.1K | 0.01% | 889 |
|
Other funds holding BIO
AI
Quantbot Technologies's BIO Position: Q2 2026 in Review
Quantbot Technologies opened a new position in Bio-Rad Laboratories Class A (BIO) in Q2 2026: 1,219 shares worth $358K. The stake represents 0.01% of the portfolio and ranks #1058 among its holdings. This is a return to the name: Quantbot Technologies previously reported a position in BIO as recently as Q4 2025.
Quantbot Technologies first reported a position in BIO in Q2 2014 and has held it in 29 quarters since. The position peaked at $3.86M in Q4 2023. 398 funds tracked by Wall St. Rank hold BIO as of Q2 2026.
- Quantbot Technologies held 1,219 shares of Bio-Rad Laboratories Class A worth $358K as of Q2 2026.
- Bio-Rad Laboratories Class A was a new Quantbot Technologies position in Q2 2026.
- Bio-Rad Laboratories Class A made up 0.01% of Quantbot Technologies's portfolio in Q2 2026, its #1058 holding.
- Quantbot Technologies first reported a position in Bio-Rad Laboratories Class A in Q2 2014 and has held it in 29 quarters since.
- Quantbot Technologies's Bio-Rad Laboratories Class A position peaked at $3.86M in Q4 2023.
- 398 funds tracked by Wall St. Rank held Bio-Rad Laboratories Class A as of Q2 2026.
Based on Quantbot Technologies's 13F filing for Q2 2026, filed 12 Aug 2026.