BERKSHIRE HATHAWAY INC DEL

Ticker: BRK/B CUSIP: 084670702 Class: Common Stock

Empirical Financial Services, LLC d.b.a. Empirical Wealth Management's Holding History (CIK: 0001510434)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 37,653 Value ($000) $18,926 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 36,271 Value ($000) $18,235 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 33,728 Value ($000) $16,384 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 28,997 Value ($000) $15,443 Avg Close $486.15 Range $440.10 - $537.63

Q1 2022

Shares 16,080 Value ($000) $5,675 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 20,035 Value ($000) $5,991 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 17,208 Value ($000) $4,697 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 13,064 Value ($000) $3,631 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 9,781 Value ($000) $2,499 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 11,211 Value ($000) $2,599 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 10,436 Value ($000) $2,222 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 11,002 Value ($000) $1,964 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 7,722 Value ($000) $1,412 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 6,343 Value ($000) $1,437 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 6,720 Value ($000) $1,398 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 6,446 Value ($000) $1,374 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 4,178 Value ($000) $839 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 3,179 Value ($000) $649 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 5,650 Value ($000) $1,210 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 5,252 Value ($000) $980 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 4,421 Value ($000) $882 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 1,084 Value ($000) $215 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 1,121 Value ($000) $206 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 1,199 Value ($000) $203 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 1,249 Value ($000) $208 Avg Close $167.31 Range $158.61 - $177.86

Q2 2015

Shares 1,650 Value ($000) $225 Avg Close $142.63 Range $136.08 - $148.57

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	37,653	$18,926	$497.53	$473.15 - $516.85
Q3 2025	36,271	$18,235	$484.36	$455.19 - $507.66
Q2 2025	33,728	$16,384	$507.86	$462.10 - $542.07
Q1 2025	28,997	$15,443	$486.15	$440.10 - $537.63
Q1 2022	16,080	$5,675	$323.46	$294.81 - $362.10
Q4 2021	20,035	$5,991	$286.41	$272.22 - $301.65
Q3 2021	17,208	$4,697	$280.86	$270.73 - $291.82
Q2 2021	13,064	$3,631	$279.44	$254.80 - $295.08
Q1 2021	9,781	$2,499	$242.84	$226.10 - $267.50
Q4 2020	11,211	$2,599	$220.20	$197.81 - $234.99
Q3 2020	10,436	$2,222	$204.56	$177.34 - $223.24
Q2 2020	11,002	$1,964	$182.62	$167.04 - $203.33
Q1 2020	7,722	$1,412	$212.55	$159.50 - $231.61
Q4 2019	6,343	$1,437	$217.17	$201.33 - $228.23
Q3 2019	6,720	$1,398	$206.04	$195.40 - $216.58
Q2 2019	6,446	$1,374	$206.92	$196.89 - $219.16
Q1 2019	4,178	$839	$201.85	$191.04 - $209.40
Q4 2018	3,179	$649	$208.87	$186.10 - $224.07
Q3 2018	5,650	$1,210	$205.18	$185.72 - $223.00
Q2 2018	5,252	$980	$194.92	$184.75 - $202.77
Q1 2018	4,421	$882	$205.34	$189.30 - $217.62
Q4 2017	1,084	$215	$189.88	$180.44 - $200.50
Q3 2017	1,121	$206	$176.72	$168.00 - $184.00
Q2 2017	1,199	$203	$166.33	$160.93 - $171.95
Q1 2017	1,249	$208	$167.31	$158.61 - $177.86
Q2 2015	1,650	$225	$142.63	$136.08 - $148.57