Bio-Rad Laboratories shares owned by Thompson, Siegel, & Walmsley
Quarter-by-quarter ownership of Bio-Rad Laboratories (BIO) shares owned by Thompson, Siegel, & Walmsley
from 13F filings
Historical chart of Thompson, Siegel, & Walmsley investment in Bio-Rad Laboratories
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All positions including Bio-Rad Laboratories held by Thompson, Siegel, & Walmsley consolidated in one spreadsheet with up to 7 years of data
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Quarterly reported holdings in Bio-Rad Laboratories by Thompson, Siegel, & Walmsley
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2025-09-30 | $61M | 218k | 280.39 |
| 2025-06-30 | $74M | 306k | 241.32 |
| 2025-03-31 | $68M | 280k | 243.56 |
| 2024-12-31 | $85M | 258k | 328.51 |
| 2024-09-30 | $103M | 307k | 334.58 |
| 2024-06-30 | $107M | 390k | 273.11 |
| 2024-03-31 | $121M | 350k | 345.87 |
| 2023-12-31 | $116M | 349k | 333.33 |
| 2023-09-30 | $114M | 313k | 363.64 |
| 2023-06-30 | $110M | 294k | 375.00 |
| 2023-03-31 | $102M | 203k | 500.00 |
| 2022-12-31 | $101M | 201k | 500.00 |
| 2022-09-30 | $7.9M | 19k | 417.15 |
| 2018-09-30 | $5.0k | 17 | 294.12 |
| 2018-06-30 | $10k | 34 | 294.12 |
| 2018-03-31 | $9.0k | 34 | 264.71 |
| 2017-12-31 | $238k | 997 | 238.72 |
| 2017-09-30 | $222k | 997 | 222.67 |
| 2017-06-30 | $650k | 2.9k | 226.32 |
| 2017-03-31 | $1.1M | 5.7k | 199.26 |
| 2016-12-31 | $35M | 211k | 166.67 |
| 2016-09-30 | $45M | 272k | 166.67 |
| 2016-06-30 | $42M | 296k | 143.02 |
| 2016-03-31 | $40M | 294k | 136.73 |
| 2015-12-31 | $31M | 261k | 117.65 |
| 2015-09-30 | $32M | 241k | 134.32 |
| 2015-06-30 | $38M | 255k | 150.61 |
| 2015-03-31 | $48M | 355k | 135.19 |
| 2014-12-31 | $42M | 351k | 120.56 |
| 2014-09-30 | $38M | 335k | 113.39 |
| 2014-06-30 | $34M | 281k | 119.70 |
| 2014-03-31 | $21M | 166k | 128.12 |
| 2013-12-31 | $20M | 158k | 123.60 |
More positions owned by Thompson, Siegel, & Walmsley
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