BERKSHIRE HATHAWAY INC DEL

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

NORTHEAST INVESTMENT MANAGEMENT's Holding History (CIK: 0001082215)

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

Q4 2025

Shares 137,885 Value ($000) $69,308 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 134,771 Value ($000) $67,755 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 136,249 Value ($000) $66,186 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 138,033 Value ($000) $73,513 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 139,029 Value ($000) $63,019 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 139,843 Value ($000) $64,364 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 140,497 Value ($000) $57,154 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 142,068 Value ($000) $59,742 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 143,431 Value ($000) $51,156 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 143,959 Value ($000) $50,429 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 144,444 Value ($000) $49,255 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 146,294 Value ($000) $45,171 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 150,654 Value ($000) $47 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 150,930 Value ($000) $40,301 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 149,446 Value ($000) $40,802 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 149,314 Value ($000) $52,694 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 148,370 Value ($000) $44,363 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 150,190 Value ($000) $40,993 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 151,346 Value ($000) $42,062 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 152,787 Value ($000) $39,032 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 153,208 Value ($000) $35,524 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 156,194 Value ($000) $33,260 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 154,158 Value ($000) $27,519 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 157,899 Value ($000) $28,869 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 162,185 Value ($000) $36,735 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 163,999 Value ($000) $34,115 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 165,331 Value ($000) $35,244 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 164,140 Value ($000) $32,974 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 166,669 Value ($000) $34,030 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 171,968 Value ($000) $36,820 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 173,122 Value ($000) $32,313 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 173,322 Value ($000) $34,574 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 172,992 Value ($000) $34,290 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 174,894 Value ($000) $32,062 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 179,802 Value ($000) $30,453 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 173,784 Value ($000) $28,966 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 176,016 Value ($000) $28,687 Avg Close $153.96 Range $141.92 - $167.25

Q2 2016

Shares 171,416 Value ($000) $24,819 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 172,939 Value ($000) $24,537 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 175,185 Value ($000) $23,131 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 175,752 Value ($000) $22,918 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 179,084 Value ($000) $24,375 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 182,147 Value ($000) $26,287 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 183,624 Value ($000) $27,571 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 174,735 Value ($000) $24,138 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 172,908 Value ($000) $21,883 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 172,662 Value ($000) $21,578 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 178,116 Value ($000) $21,117 Avg Close $115.63 Range $110.84 - $118.66

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	137,885	$69,308	$497.53	$473.15 - $516.85
Q3 2025	134,771	$67,755	$484.36	$455.19 - $507.66
Q2 2025	136,249	$66,186	$507.86	$462.10 - $542.07
Q1 2025	138,033	$73,513	$486.15	$440.10 - $537.63
Q4 2024	139,029	$63,019	$461.73	$437.90 - $491.67
Q3 2024	139,843	$64,364	$442.18	$403.82 - $484.82
Q2 2024	140,497	$57,154	$408.62	$395.66 - $424.52
Q1 2024	142,068	$59,742	$393.34	$355.94 - $430.00
Q4 2023	143,431	$51,156	$350.99	$330.58 - $364.05
Q3 2023	143,959	$50,429	$354.77	$338.41 - $373.34
Q2 2023	144,444	$49,255	$326.37	$307.07 - $342.50
Q1 2023	146,294	$45,171	$308.18	$292.42 - $321.32
Q4 2022	150,654	$47	$296.98	$259.85 - $319.56
Q3 2022	150,930	$40,301	$284.56	$261.55 - $308.15
Q2 2022	149,446	$40,802	$313.72	$263.68 - $354.58
Q1 2022	149,314	$52,694	$323.46	$294.81 - $362.10
Q4 2021	148,370	$44,363	$286.41	$272.22 - $301.65
Q3 2021	150,190	$40,993	$280.86	$270.73 - $291.82
Q2 2021	151,346	$42,062	$279.44	$254.80 - $295.08
Q1 2021	152,787	$39,032	$242.84	$226.10 - $267.50
Q4 2020	153,208	$35,524	$220.20	$197.81 - $234.99
Q3 2020	156,194	$33,260	$204.56	$177.34 - $223.24
Q2 2020	154,158	$27,519	$182.62	$167.04 - $203.33
Q1 2020	157,899	$28,869	$212.55	$159.50 - $231.61
Q4 2019	162,185	$36,735	$217.17	$201.33 - $228.23
Q3 2019	163,999	$34,115	$206.04	$195.40 - $216.58
Q2 2019	165,331	$35,244	$206.92	$196.89 - $219.16
Q1 2019	164,140	$32,974	$201.85	$191.04 - $209.40
Q4 2018	166,669	$34,030	$208.87	$186.10 - $224.07
Q3 2018	171,968	$36,820	$205.18	$185.72 - $223.00
Q2 2018	173,122	$32,313	$194.92	$184.75 - $202.77
Q1 2018	173,322	$34,574	$205.34	$189.30 - $217.62
Q4 2017	172,992	$34,290	$189.88	$180.44 - $200.50
Q3 2017	174,894	$32,062	$176.72	$168.00 - $184.00
Q2 2017	179,802	$30,453	$166.33	$160.93 - $171.95
Q1 2017	173,784	$28,966	$167.31	$158.61 - $177.86
Q4 2016	176,016	$28,687	$153.96	$141.92 - $167.25
Q2 2016	171,416	$24,819	$142.96	$136.65 - $148.03
Q1 2016	172,939	$24,537	$132.58	$123.55 - $143.40
Q4 2015	175,185	$23,131	$134.20	$127.46 - $138.62
Q3 2015	175,752	$22,918	$137.00	$125.50 - $144.69
Q2 2015	179,084	$24,375	$142.63	$136.08 - $148.57
Q1 2015	182,147	$26,287	$147.14	$142.50 - $151.69
Q4 2014	183,624	$27,571	$144.37	$132.03 - $152.94
Q3 2014	174,735	$24,138	$133.21	$122.72 - $142.45
Q2 2014	172,908	$21,883	$126.57	$121.09 - $129.73
Q1 2014	172,662	$21,578	$116.85	$108.12 - $125.91
Q4 2013	178,116	$21,117	$115.63	$110.84 - $118.66