BERKSHIRE HATHAWAY INC DEL

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

MASSACHUSETTS FINANCIAL SERVICES CO /MA/'s Holding History (CIK: 0000912938)

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

Q4 2025

Shares 44,960 Value ($000) $22,599 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 49,674 Value ($000) $24,973 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 51,455 Value ($000) $24,995 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 56,224 Value ($000) $29,944 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 40,231 Value ($000) $18,236 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 38,781 Value ($000) $17,849 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 41,029 Value ($000) $16,691 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 41,080 Value ($000) $17,275 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 41,334 Value ($000) $14,742 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 41,805 Value ($000) $14,644 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 41,239 Value ($000) $14,062 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 40,812 Value ($000) $12,602 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 42,166 Value ($000) $13,025 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 42,033 Value ($000) $11,224 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 42,712 Value ($000) $11,661 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 34,417 Value ($000) $12,146 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 34,065 Value ($000) $10,185 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 40,256 Value ($000) $10,988 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 42,884 Value ($000) $11,919 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 47,390 Value ($000) $12,107 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 51,084 Value ($000) $11,845 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 53,651 Value ($000) $11,424 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 61,426 Value ($000) $10,965 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 98,226 Value ($000) $17,958 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 102,949 Value ($000) $23,317 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 152,892 Value ($000) $31,805 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 155,022 Value ($000) $33,046 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 232,348 Value ($000) $46,676 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 221,139 Value ($000) $45,152 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 222,756 Value ($000) $47,695 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 236,487 Value ($000) $44,139 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 280,263 Value ($000) $55,906 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 281,812 Value ($000) $55,861 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 277,925 Value ($000) $50,950 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 247,704 Value ($000) $41,954 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 263,214 Value ($000) $43,873 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 272,631 Value ($000) $44,433 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 280,584 Value ($000) $40,535 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 268,177 Value ($000) $38,829 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 159,835 Value ($000) $22,676 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 147,657 Value ($000) $19,497 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 125,987 Value ($000) $16,429 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 136,951 Value ($000) $18,640,401 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 133,985 Value ($000) $19,336,716 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 140,689 Value ($000) $21,124,454 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 136,961 Value ($000) $18,920 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 136,053 Value ($000) $17,220 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 136,161 Value ($000) $17,016,041 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 137,385 Value ($000) $16,288,365 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 162,290 Value ($000) $18,421,538 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 78,324 Value ($000) $8,766,021 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	44,960	$22,599	$497.53	$473.15 - $516.85
Q3 2025	49,674	$24,973	$484.36	$455.19 - $507.66
Q2 2025	51,455	$24,995	$507.86	$462.10 - $542.07
Q1 2025	56,224	$29,944	$486.15	$440.10 - $537.63
Q4 2024	40,231	$18,236	$461.73	$437.90 - $491.67
Q3 2024	38,781	$17,849	$442.18	$403.82 - $484.82
Q2 2024	41,029	$16,691	$408.62	$395.66 - $424.52
Q1 2024	41,080	$17,275	$393.34	$355.94 - $430.00
Q4 2023	41,334	$14,742	$350.99	$330.58 - $364.05
Q3 2023	41,805	$14,644	$354.77	$338.41 - $373.34
Q2 2023	41,239	$14,062	$326.37	$307.07 - $342.50
Q1 2023	40,812	$12,602	$308.18	$292.42 - $321.32
Q4 2022	42,166	$13,025	$296.98	$259.85 - $319.56
Q3 2022	42,033	$11,224	$284.56	$261.55 - $308.15
Q2 2022	42,712	$11,661	$313.72	$263.68 - $354.58
Q1 2022	34,417	$12,146	$323.46	$294.81 - $362.10
Q4 2021	34,065	$10,185	$286.41	$272.22 - $301.65
Q3 2021	40,256	$10,988	$280.86	$270.73 - $291.82
Q2 2021	42,884	$11,919	$279.44	$254.80 - $295.08
Q1 2021	47,390	$12,107	$242.84	$226.10 - $267.50
Q4 2020	51,084	$11,845	$220.20	$197.81 - $234.99
Q3 2020	53,651	$11,424	$204.56	$177.34 - $223.24
Q2 2020	61,426	$10,965	$182.62	$167.04 - $203.33
Q1 2020	98,226	$17,958	$212.55	$159.50 - $231.61
Q4 2019	102,949	$23,317	$217.17	$201.33 - $228.23
Q3 2019	152,892	$31,805	$206.04	$195.40 - $216.58
Q2 2019	155,022	$33,046	$206.92	$196.89 - $219.16
Q1 2019	232,348	$46,676	$201.85	$191.04 - $209.40
Q4 2018	221,139	$45,152	$208.87	$186.10 - $224.07
Q3 2018	222,756	$47,695	$205.18	$185.72 - $223.00
Q2 2018	236,487	$44,139	$194.92	$184.75 - $202.77
Q1 2018	280,263	$55,906	$205.34	$189.30 - $217.62
Q4 2017	281,812	$55,861	$189.88	$180.44 - $200.50
Q3 2017	277,925	$50,950	$176.72	$168.00 - $184.00
Q2 2017	247,704	$41,954	$166.33	$160.93 - $171.95
Q1 2017	263,214	$43,873	$167.31	$158.61 - $177.86
Q4 2016	272,631	$44,433	$153.96	$141.92 - $167.25
Q3 2016	280,584	$40,535	$146.25	$140.95 - $151.05
Q2 2016	268,177	$38,829	$142.96	$136.65 - $148.03
Q1 2016	159,835	$22,676	$132.58	$123.55 - $143.40
Q4 2015	147,657	$19,497	$134.20	$127.46 - $138.62
Q3 2015	125,987	$16,429	$137.00	$125.50 - $144.69
Q2 2015	136,951	$18,640,401	$142.63	$136.08 - $148.57
Q1 2015	133,985	$19,336,716	$147.14	$142.50 - $151.69
Q4 2014	140,689	$21,124,454	$144.37	$132.03 - $152.94
Q3 2014	136,961	$18,920	$133.21	$122.72 - $142.45
Q2 2014	136,053	$17,220	$126.57	$121.09 - $129.73
Q1 2014	136,161	$17,016,041	$116.85	$108.12 - $125.91
Q4 2013	137,385	$16,288,365	$115.63	$110.84 - $118.66
Q3 2013	162,290	$18,421,538	$115.36	$110.72 - $119.30
Q2 2013	78,324	$8,766,021	$110.02	$102.69 - $115.98