BERKSHIRE HATHAWAY INC DEL

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

MAI Capital Management's Holding History (CIK: 0001040197)

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

Q4 2025

Shares 263,356 Value ($000) $132,376 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 227,920 Value ($000) $114,585 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 208,599 Value ($000) $101,331 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 204,484 Value ($000) $108,904 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 205,134 Value ($000) $92,983 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 175,607 Value ($000) $80,825 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 188,865 Value ($000) $76,830 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 183,410 Value ($000) $77,127 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 121,881 Value ($000) $43,470 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 117,714 Value ($000) $41,235 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 110,818 Value ($000) $37,789 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 103,476 Value ($000) $31,950 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 101,062 Value ($000) $31,218 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 100,977 Value ($000) $26,963 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 101,973 Value ($000) $27,841 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 99,862 Value ($000) $35,242 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 100,415 Value ($000) $30,024 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 84,945 Value ($000) $23,185 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 80,343 Value ($000) $22,329 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 77,426 Value ($000) $19,780 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 79,724 Value ($000) $18,486 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 75,802 Value ($000) $16,141 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 121,661 Value ($000) $21,718 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 63,606 Value ($000) $11,629 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 54,242 Value ($000) $12,286 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 45,073 Value ($000) $9,376 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 46,569 Value ($000) $9,927 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 42,215 Value ($000) $8,481 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 40,838 Value ($000) $8,338 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 37,810 Value ($000) $8,095 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 37,347 Value ($000) $6,971 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 38,493 Value ($000) $7,679 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 38,337 Value ($000) $7,599 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 26,783 Value ($000) $4,910 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 26,325 Value ($000) $4,459 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 25,558 Value ($000) $4,260 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 25,167 Value ($000) $4,102 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 27,779 Value ($000) $4,013 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 26,744 Value ($000) $3,872 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 30,795 Value ($000) $4,369 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 29,721 Value ($000) $3,924 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 28,882 Value ($000) $3,766 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 28,837 Value ($000) $3,925 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 7,549 Value ($000) $1,089 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 6,928 Value ($000) $1,040 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 7,061 Value ($000) $975 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 6,806 Value ($000) $861 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 8,406 Value ($000) $1,050 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 8,506 Value ($000) $1,008 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 8,506 Value ($000) $966 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 8,559 Value ($000) $958 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	263,356	$132,376	$497.53	$473.15 - $516.85
Q3 2025	227,920	$114,585	$484.36	$455.19 - $507.66
Q2 2025	208,599	$101,331	$507.86	$462.10 - $542.07
Q1 2025	204,484	$108,904	$486.15	$440.10 - $537.63
Q4 2024	205,134	$92,983	$461.73	$437.90 - $491.67
Q3 2024	175,607	$80,825	$442.18	$403.82 - $484.82
Q2 2024	188,865	$76,830	$408.62	$395.66 - $424.52
Q1 2024	183,410	$77,127	$393.34	$355.94 - $430.00
Q4 2023	121,881	$43,470	$350.99	$330.58 - $364.05
Q3 2023	117,714	$41,235	$354.77	$338.41 - $373.34
Q2 2023	110,818	$37,789	$326.37	$307.07 - $342.50
Q1 2023	103,476	$31,950	$308.18	$292.42 - $321.32
Q4 2022	101,062	$31,218	$296.98	$259.85 - $319.56
Q3 2022	100,977	$26,963	$284.56	$261.55 - $308.15
Q2 2022	101,973	$27,841	$313.72	$263.68 - $354.58
Q1 2022	99,862	$35,242	$323.46	$294.81 - $362.10
Q4 2021	100,415	$30,024	$286.41	$272.22 - $301.65
Q3 2021	84,945	$23,185	$280.86	$270.73 - $291.82
Q2 2021	80,343	$22,329	$279.44	$254.80 - $295.08
Q1 2021	77,426	$19,780	$242.84	$226.10 - $267.50
Q4 2020	79,724	$18,486	$220.20	$197.81 - $234.99
Q3 2020	75,802	$16,141	$204.56	$177.34 - $223.24
Q2 2020	121,661	$21,718	$182.62	$167.04 - $203.33
Q1 2020	63,606	$11,629	$212.55	$159.50 - $231.61
Q4 2019	54,242	$12,286	$217.17	$201.33 - $228.23
Q3 2019	45,073	$9,376	$206.04	$195.40 - $216.58
Q2 2019	46,569	$9,927	$206.92	$196.89 - $219.16
Q1 2019	42,215	$8,481	$201.85	$191.04 - $209.40
Q4 2018	40,838	$8,338	$208.87	$186.10 - $224.07
Q3 2018	37,810	$8,095	$205.18	$185.72 - $223.00
Q2 2018	37,347	$6,971	$194.92	$184.75 - $202.77
Q1 2018	38,493	$7,679	$205.34	$189.30 - $217.62
Q4 2017	38,337	$7,599	$189.88	$180.44 - $200.50
Q3 2017	26,783	$4,910	$176.72	$168.00 - $184.00
Q2 2017	26,325	$4,459	$166.33	$160.93 - $171.95
Q1 2017	25,558	$4,260	$167.31	$158.61 - $177.86
Q4 2016	25,167	$4,102	$153.96	$141.92 - $167.25
Q3 2016	27,779	$4,013	$146.25	$140.95 - $151.05
Q2 2016	26,744	$3,872	$142.96	$136.65 - $148.03
Q1 2016	30,795	$4,369	$132.58	$123.55 - $143.40
Q4 2015	29,721	$3,924	$134.20	$127.46 - $138.62
Q3 2015	28,882	$3,766	$137.00	$125.50 - $144.69
Q2 2015	28,837	$3,925	$142.63	$136.08 - $148.57
Q1 2015	7,549	$1,089	$147.14	$142.50 - $151.69
Q4 2014	6,928	$1,040	$144.37	$132.03 - $152.94
Q3 2014	7,061	$975	$133.21	$122.72 - $142.45
Q2 2014	6,806	$861	$126.57	$121.09 - $129.73
Q1 2014	8,406	$1,050	$116.85	$108.12 - $125.91
Q4 2013	8,506	$1,008	$115.63	$110.84 - $118.66
Q3 2013	8,506	$966	$115.36	$110.72 - $119.30
Q2 2013	8,559	$958	$110.02	$102.69 - $115.98