News + Filings Holdings
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Quantitative Investment Management, LLC
> BRK/B
| Date | Name | Ticker | Shares | Change | Value | Change | Price |
| 06/30/2023 | BERKSHIRE HATHAWAY INC | BRK/B | 3,635 | -4,921 | 1,239,000 | -1,402,000 | $340.85 |
| 03/31/2023 | BERKSHIRE HATHAWAY INC | BRK/B | 8,556 | 8,556 | 2,641,000 | 2,641,000 | $308.67 |
| 09/30/2022 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -27,630 | 0 | -7,543,000 | |
| 06/30/2022 | BERKSHIRE HATHAWAY INC | BRK/B | 27,630 | 27,630 | 7,543,000 | 7,543,000 | $273.00 |
| 03/31/2022 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -46,591 | 0 | -13,930,000 | |
| 12/31/2021 | BERKSHIRE HATHAWAY INC | BRK/B | 46,591 | 46,591 | 13,930,000 | 13,930,000 | $298.98 |
| 03/31/2021 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -32,561 | 0 | -7,549,000 | |
| 12/31/2020 | BERKSHIRE HATHAWAY INC | BRK/B | 32,561 | 32,561 | 7,549,000 | 7,549,000 | $231.84 |
| 03/31/2018 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -181,800 | 0 | -36,036,000 | |
| 12/31/2017 | BERKSHIRE HATHAWAY INC | BRK/B | 181,800 | -30,600 | 36,036,000 | -2,901,000 | $198.22 |
| 09/30/2017 | BERKSHIRE HATHAWAY INC | BRK/B | 212,400 | 125,900 | 38,937,000 | 24,287,000 | $183.32 |
| 06/30/2017 | BERKSHIRE HATHAWAY INC | BRK/B | 86,500 | -80,500 | 14,650,000 | -13,185,000 | $169.36 |
| 03/31/2017 | BERKSHIRE HATHAWAY INC | BRK/B | 167,000 | -27,800 | 27,835,000 | -3,913,000 | $166.68 |
| 12/31/2016 | BERKSHIRE HATHAWAY INC | BRK/B | 194,800 | 150,100 | 31,748,000 | 25,291,000 | $162.98 |
| 09/30/2016 | BERKSHIRE HATHAWAY INC | BRK/B | 44,700 | -2,600 | 6,457,000 | -391,000 | $144.45 |
| 06/30/2016 | BERKSHIRE HATHAWAY INC | BRK/B | 47,300 | 44,200 | 6,848,000 | 6,497,000 | $144.78 |
| 03/31/2016 | BERKSHIRE HATHAWAY INC | BRK/B | 58,000 | 58,000 | 8,229,000 | 8,229,000 | $141.88 |
| 12/31/2015 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -3,100 | 0 | -351,000 | |
| 09/30/2015 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -3,100 | 0 | -351,000 | |
| 06/30/2015 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -33,900 | 0 | -4,892,000 | |
| 03/31/2015 | BERKSHIRE HATHAWAY INC | BRK/B | 33,900 | 33,900 | 4,892,000 | 4,892,000 | $144.31 |
| 12/31/2014 | BERKSHIRE HATHAWAY INC | BRK/B | 1,600 | 1,600 | 240,000 | 240,000 | $150.00 |
| 09/30/2014 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -5,500 | 0 | -696,000 | |
| 06/30/2014 | BERKSHIRE HATHAWAY INC | BRK/B | 5,500 | -135,500 | 696,000 | -16,924,000 | $126.55 |
| 03/31/2014 | BERKSHIRE HATHAWAY INC | BRK/B | 141,000 | 137,900 | 17,620,000 | 17,269,000 | $124.96 |
| 12/31/2013 | BERKSHIRE HATHAWAY INC | BRK/B | 84,000 | 80,900 | 9,959,000 | 9,608,000 | $118.56 |
| 09/30/2013 | BERKSHIRE HATHAWAY INC | BRK/B | 3,100 | 3,100 | 351,000 | 351,000 | $113.23 |
| 06/30/2013 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -48,200 | 0 | -4,323,540 | |
| 03/31/2013 | BERKSHIRE HATHAWAY INC | BRK/B | 0 | -48,200 | 0 | -4,323,540 | |
| 12/31/2012 | BERKSHIRE HATHAWAY INC | BRK/B | 48,200 | -59,600 | 4,323,540 | -5,184,420 | $89.70 |
| 09/30/2012 | BERKSHIRE HATHAWAY INC | BRK/B | 107,800 | 21,000 | 9,507,960 | 2,274,916 | $88.20 |
| 06/30/2012 | BERKSHIRE HATHAWAY INC | BRK/B | 86,800 | 61,600 | 7,233,044 | 5,188,064 | $83.33 |
| 03/31/2012 | BERKSHIRE HATHAWAY INC | BRK/B | 25,200 | -16,500 | 2,044,980 | -1,136,730 | $81.15 |
| 12/31/2011 | BERKSHIRE HATHAWAY INC | BRK/B | 41,700 | -164,000 | 3,181,710 | -11,431,218 | $76.30 |
| 09/30/2011 | BERKSHIRE HATHAWAY INC | BRK/B | 205,700 | 205,700 | 14,612,928 | 14,612,928 | $71.04 |
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