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Tamarack Advisers, LP
> BIO
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 03/31/2023 | BIO-RAD LABORATORIES, INC. | BIO | 1,000 | 1,000 | 479,020,000 | 479,020,000 | $479,020.00 |
| 12/31/2022 | BIO-RAD LABORATORIES, INC. | BIO | 0 | -2,000 | 0 | -834,000 | |
| 09/30/2022 | BIO-RAD LABORATORIES, INC. | BIO | 2,000 | 2,000 | 834,000 | 834,000 | $417.00 |
| 12/31/2021 | BIO-RAD LABORATORIES, INC. | BIO | 0 | -1,000 | 0 | -644,000 | |
| 06/30/2021 | BIO-RAD LABORATORIES, INC. | BIO | 1,000 | 1,000 | 644,000 | 644,000 | $644.00 |
| 12/31/2020 | BIO-RAD LABORATORIES, INC. | BIO | 0 | -15,000 | 0 | -7,732,000 | |
| 09/30/2020 | BIO-RAD LABORATORIES, INC. | BIO | 15,000 | -15,000 | 7,732,000 | -5,813,000 | $515.47 |
| 06/30/2020 | BIO-RAD LABORATORIES, INC. | BIO | 30,000 | -10,000 | 13,545,000 | -477,000 | $451.50 |
| 03/31/2020 | BIO-RAD LABORATORIES, INC. | BIO | 40,000 | -60,000 | 14,022,000 | -22,648,000 | $350.55 |
| 12/31/2019 | BIO-RAD LABORATORIES, INC. | BIO | 100,000 | -15,000 | 36,670,000 | -1,595,000 | $366.70 |
| 09/30/2019 | BIO-RAD LABORATORIES, INC. | BIO | 115,000 | 15,000 | 38,265,000 | 7,334,000 | $332.74 |
| 06/30/2019 | BIO-RAD LABORATORIES, INC. | BIO | 100,000 | 35,000 | 30,931,000 | 11,062,000 | $309.31 |
| 03/31/2019 | BIO-RAD LABORATORIES, INC. | BIO | 65,000 | 5,000 | 19,869,000 | 5,936,000 | $305.68 |
| 12/31/2018 | BIO-RAD LABORATORIES, INC. | BIO | 60,000 | -5,000 | 13,933,000 | -6,411,000 | $232.22 |
| 09/30/2018 | BIO-RAD LABORATORIES, INC. | BIO | 65,000 | 10,000 | 20,344,000 | 4,474,000 | $312.98 |
| 06/30/2018 | BIO-RAD LABORATORIES, INC. | BIO | 55,000 | 17,100 | 15,870,000 | 6,392,000 | $288.55 |
| 03/31/2018 | BIO-RAD LABORATORIES, INC. | BIO | 37,900 | 37,900 | 9,478,000 | 9,478,000 | $250.08 |
| 03/31/2017 | BIO-RAD LABORATORIES, INC. | BIO | 0 | -49,000 | 0 | -8,932,000 | |
| 12/31/2016 | BIO-RAD LABORATORIES, INC. | BIO | 49,000 | -59,000 | 8,932,000 | -8,581,000 | $182.29 |
| 09/30/2016 | BIO-RAD LABORATORIES, INC. | BIO | 108,000 | 38,000 | 17,513,000 | 7,502,000 | $162.16 |
| 06/30/2016 | BIO-RAD LABORATORIES, INC. | BIO | 70,000 | -30,000 | 10,011,000 | -3,661,000 | $143.01 |
| 03/31/2016 | BIO-RAD LABORATORIES, INC. | BIO | 100,000 | 100,000 | 13,672,000 | 13,672,000 | $136.72 |
| 12/31/2015 | BIO-RAD LABORATORIES, INC. | BIO | 125,000 | 125,000 | 17,333,000 | 17,333,000 | $138.66 |
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