Bio-Rad Laboratories shares owned by State of Wisconsin Investment Board
Quarter-by-quarter ownership of Bio-Rad Laboratories (BIO) shares owned by State of Wisconsin Investment Board
from 13F filings
Historical chart of State of Wisconsin Investment Board investment in Bio-Rad Laboratories
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Quarterly reported holdings in Bio-Rad Laboratories by State of Wisconsin Investment Board
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $4.5M | 16k | 280.39 |
| 2025-06-30 | $3.9M | 16k | 241.32 |
| 2025-03-31 | $3.5M | 15k | 243.56 |
| 2024-12-31 | $5.0M | 15k | 328.51 |
| 2024-09-30 | $4.0M | 12k | 334.58 |
| 2024-06-30 | $5.5M | 20k | 273.11 |
| 2024-03-31 | $4.4M | 13k | 345.87 |
| 2023-12-31 | $4.6M | 14k | 322.89 |
| 2023-09-30 | $4.2M | 12k | 358.45 |
| 2023-06-30 | $4.9M | 13k | 379.12 |
| 2023-03-31 | $6.3M | 13k | 479.02 |
| 2022-12-31 | $4.7M | 11k | 420.49 |
| 2022-09-30 | $5.5M | 13k | 417.15 |
| 2022-06-30 | $8.0M | 16k | 494.98 |
| 2022-03-31 | $9.8M | 17k | 563.20 |
| 2021-12-31 | $26M | 34k | 755.56 |
| 2021-09-30 | $31M | 41k | 745.94 |
| 2021-06-30 | $21M | 33k | 644.30 |
| 2021-03-31 | $26M | 45k | 571.17 |
| 2020-12-31 | $27M | 47k | 582.95 |
| 2020-09-30 | $24M | 46k | 515.47 |
| 2020-06-30 | $15M | 34k | 451.49 |
| 2020-03-31 | $13M | 38k | 350.55 |
| 2019-12-31 | $7.0M | 19k | 370.03 |
| 2019-09-30 | $1.0M | 3.0k | 332.78 |
| 2019-06-30 | $946k | 3.0k | 312.73 |
| 2019-03-31 | $1.2M | 3.9k | 305.70 |
| 2018-12-31 | $942k | 4.1k | 232.31 |
| 2018-09-30 | $1.3M | 4.1k | 312.95 |
| 2018-06-30 | $1.2M | 4.1k | 288.54 |
| 2018-03-31 | $1.1M | 4.2k | 250.18 |
| 2017-12-31 | $1.0M | 4.3k | 238.78 |
| 2017-09-30 | $948k | 4.3k | 222.22 |
| 2017-06-30 | $948k | 4.2k | 226.42 |
| 2017-03-31 | $827k | 4.1k | 199.42 |
| 2016-12-31 | $2.1M | 11k | 182.32 |
| 2016-09-30 | $2.2M | 13k | 163.82 |
| 2016-06-30 | $1.9M | 14k | 143.03 |
| 2016-03-31 | $2.0M | 14k | 136.71 |
| 2015-12-31 | $2.1M | 15k | 138.69 |
| 2015-09-30 | $2.1M | 15k | 134.28 |
| 2015-06-30 | $2.4M | 16k | 150.60 |
| 2015-03-31 | $2.1M | 16k | 135.19 |
| 2014-12-31 | $2.0M | 16k | 120.58 |
| 2014-09-30 | $1.7M | 15k | 113.42 |
| 2014-06-30 | $1.8M | 15k | 119.72 |
| 2014-03-31 | $1.9M | 15k | 128.14 |
| 2013-12-31 | $1.8M | 15k | 123.64 |
| 2013-09-30 | $1.8M | 15k | 117.53 |
| 2013-06-30 | $1.8M | 16k | 112.21 |
| 2013-03-31 | $2.2M | 17k | 126.02 |
| 2012-12-31 | $1.9M | 19k | 105.03 |
| 2012-09-30 | $1.9M | 18k | 106.72 |
| 2012-06-30 | $1.9M | 19k | 100.00 |
| 2012-03-31 | $2.0M | 19k | 103.69 |
| 2011-12-31 | $2.1M | 22k | 96.03 |
| 2011-09-30 | $2.1M | 23k | 90.77 |
| 2011-06-30 | $2.8M | 23k | 119.36 |
| 2011-03-31 | $2.8M | 23k | 120.14 |
More positions owned by State of Wisconsin Investment Board
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