BERKSHIRE HATHAWAY INC DEL

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

BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp's Holding History (CIK: 0001228242)

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

Q4 2025

Shares 244,623 Value ($000) $122,960 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 195,126 Value ($000) $98,098 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 211,099 Value ($000) $102,546 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 254,518 Value ($000) $135,551 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 253,765 Value ($000) $115,027 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 220,983 Value ($000) $101,710 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 251,106 Value ($000) $102,150 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 157,040 Value ($000) $66,038 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 150,577 Value ($000) $53,705 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 117,908 Value ($000) $41,303 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 117,429 Value ($000) $40,043 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 116,421 Value ($000) $35,947 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 115,465 Value ($000) $35,667 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 127,415 Value ($000) $34,022 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 149,971 Value ($000) $40,945 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 701,461 Value ($000) $247,553 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 758,080 Value ($000) $226,666 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 245,386 Value ($000) $66,976 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 253,952 Value ($000) $70,578 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 225,044 Value ($000) $57,492 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 237,079 Value ($000) $54,972 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 241,562 Value ($000) $51,438 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 222,230 Value ($000) $39,670 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 143,761 Value ($000) $26,284 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 1,002,443 Value ($000) $227,053 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 245,361 Value ($000) $51,040 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 323,538 Value ($000) $68,969 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 313,253 Value ($000) $62,929 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 433,042 Value ($000) $88,419 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 359,170 Value ($000) $76,902 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 464,449 Value ($000) $86,689 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 536,898 Value ($000) $107,100 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 578,735 Value ($000) $114,717 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 552,042 Value ($000) $101,200 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 536,863 Value ($000) $90,928 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 560,999 Value ($000) $93,507 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 477,451 Value ($000) $77,815 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 474,053 Value ($000) $68,486 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 487,717 Value ($000) $70,617 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 740,388 Value ($000) $105,046 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 714,672 Value ($000) $94,365 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 963,630 Value ($000) $125,657 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 623,379 Value ($000) $84,848 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 618,954 Value ($000) $89,327 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 665,277 Value ($000) $99,891 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 698,144 Value ($000) $96,442 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 726,547 Value ($000) $91,952 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 744,416 Value ($000) $93,030 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 869,956 Value ($000) $103,142 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 856,106 Value ($000) $97,177 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 936,548 Value ($000) $104,818 Avg Close $110.02 Range $102.69 - $115.98

Q1 2013

Shares 1,236,081 Value ($000) $128,800 Avg Close $99.00 Range $91.29 - $104.48

Q4 2012

Shares 1,244,670 Value ($000) $111,647 Avg Close — Range —

Q3 2012

Shares 1,187,833 Value ($000) $104,767 Avg Close — Range —

Q2 2012

Shares 1,125,626 Value ($000) $93,798 Avg Close — Range —

Q1 2012

Shares 1,101,032 Value ($000) $89,349 Avg Close — Range —

Q4 2011

Shares 1,063,629 Value ($000) $81,155 Avg Close — Range —

Q3 2011

Shares 1,033,398 Value ($000) $73,413 Avg Close — Range —

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	244,623	$122,960	$497.53	$473.15 - $516.85
Q3 2025	195,126	$98,098	$484.36	$455.19 - $507.66
Q2 2025	211,099	$102,546	$507.86	$462.10 - $542.07
Q1 2025	254,518	$135,551	$486.15	$440.10 - $537.63
Q4 2024	253,765	$115,027	$461.73	$437.90 - $491.67
Q3 2024	220,983	$101,710	$442.18	$403.82 - $484.82
Q2 2024	251,106	$102,150	$408.62	$395.66 - $424.52
Q1 2024	157,040	$66,038	$393.34	$355.94 - $430.00
Q4 2023	150,577	$53,705	$350.99	$330.58 - $364.05
Q3 2023	117,908	$41,303	$354.77	$338.41 - $373.34
Q2 2023	117,429	$40,043	$326.37	$307.07 - $342.50
Q1 2023	116,421	$35,947	$308.18	$292.42 - $321.32
Q4 2022	115,465	$35,667	$296.98	$259.85 - $319.56
Q3 2022	127,415	$34,022	$284.56	$261.55 - $308.15
Q2 2022	149,971	$40,945	$313.72	$263.68 - $354.58
Q1 2022	701,461	$247,553	$323.46	$294.81 - $362.10
Q4 2021	758,080	$226,666	$286.41	$272.22 - $301.65
Q3 2021	245,386	$66,976	$280.86	$270.73 - $291.82
Q2 2021	253,952	$70,578	$279.44	$254.80 - $295.08
Q1 2021	225,044	$57,492	$242.84	$226.10 - $267.50
Q4 2020	237,079	$54,972	$220.20	$197.81 - $234.99
Q3 2020	241,562	$51,438	$204.56	$177.34 - $223.24
Q2 2020	222,230	$39,670	$182.62	$167.04 - $203.33
Q1 2020	143,761	$26,284	$212.55	$159.50 - $231.61
Q4 2019	1,002,443	$227,053	$217.17	$201.33 - $228.23
Q3 2019	245,361	$51,040	$206.04	$195.40 - $216.58
Q2 2019	323,538	$68,969	$206.92	$196.89 - $219.16
Q1 2019	313,253	$62,929	$201.85	$191.04 - $209.40
Q4 2018	433,042	$88,419	$208.87	$186.10 - $224.07
Q3 2018	359,170	$76,902	$205.18	$185.72 - $223.00
Q2 2018	464,449	$86,689	$194.92	$184.75 - $202.77
Q1 2018	536,898	$107,100	$205.34	$189.30 - $217.62
Q4 2017	578,735	$114,717	$189.88	$180.44 - $200.50
Q3 2017	552,042	$101,200	$176.72	$168.00 - $184.00
Q2 2017	536,863	$90,928	$166.33	$160.93 - $171.95
Q1 2017	560,999	$93,507	$167.31	$158.61 - $177.86
Q4 2016	477,451	$77,815	$153.96	$141.92 - $167.25
Q3 2016	474,053	$68,486	$146.25	$140.95 - $151.05
Q2 2016	487,717	$70,617	$142.96	$136.65 - $148.03
Q1 2016	740,388	$105,046	$132.58	$123.55 - $143.40
Q4 2015	714,672	$94,365	$134.20	$127.46 - $138.62
Q3 2015	963,630	$125,657	$137.00	$125.50 - $144.69
Q2 2015	623,379	$84,848	$142.63	$136.08 - $148.57
Q1 2015	618,954	$89,327	$147.14	$142.50 - $151.69
Q4 2014	665,277	$99,891	$144.37	$132.03 - $152.94
Q3 2014	698,144	$96,442	$133.21	$122.72 - $142.45
Q2 2014	726,547	$91,952	$126.57	$121.09 - $129.73
Q1 2014	744,416	$93,030	$116.85	$108.12 - $125.91
Q4 2013	869,956	$103,142	$115.63	$110.84 - $118.66
Q3 2013	856,106	$97,177	$115.36	$110.72 - $119.30
Q2 2013	936,548	$104,818	$110.02	$102.69 - $115.98
Q1 2013	1,236,081	$128,800	$99.00	$91.29 - $104.48
Q4 2012	1,244,670	$111,647	—	—
Q3 2012	1,187,833	$104,767	—	—
Q2 2012	1,125,626	$93,798	—	—
Q1 2012	1,101,032	$89,349	—	—
Q4 2011	1,063,629	$81,155	—	—
Q3 2011	1,033,398	$73,413	—	—