Ariel Investments, LLC’s Bio Rad Labs Inc Position
Does Ariel Investments, LLC own Bio Rad Labs Inc (BIO)? Yes — 786.0K shares worth $219M (+2.45% of its 13F portfolio) as of Q1 2026, up from 764.7K shares the prior filed quarter.
Position Value
$219M
Q1 2026
Shares
786.0K
% of Portfolio
+2.45%
Quarters Held
30
currently held
Position History BIO
Reported value by quarter
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q1 2026 | 786.0K | $219M | +2.45% |
| Q4 2025 | 764.7K | $232M | +2.50% |
| Q3 2025 | 809.5K | $227M | +2.43% |
| Q2 2025 | 818.6K | $198M | +2.24% |
| Q1 2025 | 724.7K | $176M | +2.07% |
| Q4 2024 | 560.5K | $184M | +1.96% |
| Q3 2024 | 378.7K | $127M | +1.29% |
| Q2 2024 | 104.2K | $28M | +0.31% |
| Q1 2024 | 65.1K | $23M | +0.22% |
| Q4 2023 | 4.5K | $1M | +0.01% |
| Q3 2023 | 4.5K | $2M | +0.02% |
| Q2 2023 | 4.4K | $2M | +0.02% |
| Q1 2023 | 31.8K | $15M | +0.15% |
| Q4 2022 | 31.9K | $13M | +0.14% |
| Q3 2022 | 66.7K | $28M | +0.31% |
| Q2 2022 | 63.9K | $32M | +0.32% |
| Q1 2022 | 61.7K | $35M | +0.31% |
| Q4 2021 | 55.8K | $42M | +0.36% |
| Q3 2021 | 51.9K | $39M | +0.35% |
| Q2 2021 | 52.1K | $34M | +0.32% |
| Q1 2021 | 51.3K | $29M | +0.29% |
| Q4 2020 | 49.3K | $29M | +0.32% |
| Q3 2020 | 64.4K | $33M | +0.48% |
| Q2 2020 | 72.7K | $33M | +0.50% |
| Q1 2020 | 158.8K | $56M | +0.98% |
| Q4 2019 | 226.5K | $84M | +1.05% |
| Q3 2019 | 224.2K | $75M | +0.99% |
| Q2 2019 | 231.3K | $72M | +0.91% |
| Q1 2019 | 240.3K | $73M | +0.91% |
| Q4 2018 | 224.3K | $52M | +0.73% |
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Ariel Investments, LLC’s full portfolio or all institutional holders of BIO.