Berkshire Hathaway shares owned by William Blair $ Company
Quarter-by-quarter ownership of Berkshire Hathaway (BRK.B) shares owned by William Blair $ Company
from 13F filings
Historical chart of William Blair $ Company investment in Berkshire Hathaway
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Quarterly reported holdings in Berkshire Hathaway by William Blair $ Company
| Quarter filed | Position value | Share count | Share price at filing |
|---|---|---|---|
| 2024-12-31 | $190M | 419k | 453.28 |
| 2024-09-30 | $188M | 408k | 460.26 |
| 2024-06-30 | $165M | 406k | 406.80 |
| 2024-03-31 | $166M | 396k | 420.52 |
| 2023-12-31 | $136M | 381k | 356.66 |
| 2023-09-30 | $125M | 356k | 350.30 |
| 2023-06-30 | $120M | 352k | 341.00 |
| 2023-03-31 | $111M | 358k | 308.77 |
| 2022-12-31 | $110M | 357k | 308.90 |
| 2022-09-30 | $90M | 336k | 267.02 |
| 2022-06-30 | $89M | 326k | 273.02 |
| 2022-03-31 | $115M | 327k | 352.91 |
| 2021-12-31 | $98M | 328k | 299.00 |
| 2021-09-30 | $86M | 314k | 272.94 |
| 2021-06-30 | $85M | 307k | 277.92 |
| 2021-03-31 | $79M | 308k | 255.47 |
| 2020-12-31 | $83M | 358k | 231.87 |
| 2020-09-30 | $74M | 346k | 212.94 |
| 2020-06-30 | $63M | 351k | 178.51 |
| 2020-03-31 | $101M | 553k | 182.83 |
| 2019-12-31 | $125M | 554k | 226.50 |
| 2019-09-30 | $112M | 540k | 208.02 |
| 2019-06-30 | $124M | 579k | 213.17 |
| 2019-03-31 | $110M | 548k | 200.89 |
| 2018-12-31 | $108M | 529k | 204.18 |
| 2018-09-30 | $111M | 519k | 214.11 |
| 2018-06-30 | $93M | 500k | 186.65 |
| 2018-03-31 | $98M | 492k | 199.48 |
| 2017-12-31 | $93M | 469k | 198.22 |
| 2017-09-30 | $78M | 425k | 183.32 |
| 2017-06-30 | $68M | 401k | 169.37 |
| 2017-03-31 | $60M | 352k | 170.39 |
| 2016-12-31 | $53M | 327k | 162.98 |
| 2016-09-30 | $46M | 317k | 144.47 |
| 2016-06-30 | $45M | 365k | 122.93 |
| 2016-03-31 | $46M | 326k | 141.88 |
| 2015-12-31 | $42M | 320k | 132.04 |
| 2015-09-30 | $46M | 352k | 130.40 |
| 2015-06-30 | $47M | 347k | 136.11 |
| 2015-03-31 | $49M | 340k | 144.32 |
| 2014-12-31 | $51M | 336k | 150.15 |
| 2014-09-30 | $44M | 319k | 138.14 |
| 2014-06-30 | $38M | 300k | 126.56 |
| 2014-03-31 | $35M | 283k | 124.97 |
| 2013-12-31 | $34M | 284k | 118.56 |
| 2013-09-30 | $32M | 283k | 113.51 |
| 2013-06-30 | $31M | 281k | 111.92 |
| 2013-03-31 | $28M | 268k | 104.20 |
| 2012-12-31 | $23M | 254k | 89.70 |
| 2012-09-30 | $23M | 265k | 88.20 |
| 2012-06-30 | $22M | 266k | 83.33 |
| 2011-12-31 | $20M | 258k | 76.30 |
| 2011-09-30 | $19M | 267k | 71.04 |
| 2011-03-31 | $31M | 366k | 83.63 |