BERKSHIRE HATHAWAY INC DEL

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

CIBC WORLD MARKETS CORP's Holding History (CIK: 0001056527)

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

Q4 2025

Shares 349,150 Value ($000) $175,500 Avg Close $497.53 Range $473.15 - $516.85

Q2 2025

Shares 313,133 Value ($000) $152,111 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 301,189 Value ($000) $160,407 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 394,195 Value ($000) $178,681 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 428,303 Value ($000) $197,131 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 423,107 Value ($000) $172,120 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 440,783 Value ($000) $185,358 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 456,716 Value ($000) $162,892 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 292,897 Value ($000) $102,602 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 542,702 Value ($000) $185,061 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 262,257 Value ($000) $80,977 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 833,246 Value ($000) $257,390 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 298,050 Value ($000) $79,585 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 407,392 Value ($000) $111,226 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 429,701 Value ($000) $151,646 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 529,633 Value ($000) $158,360 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 489,701 Value ($000) $133,659 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 662,801 Value ($000) $184,206 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 1,140,782 Value ($000) $291,436 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 1,631,113 Value ($000) $378,206 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 696,296 Value ($000) $148,269 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 616,347 Value ($000) $110,024 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 542,161 Value ($000) $99,123 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 231,509 Value ($000) $52,437 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 223,320 Value ($000) $46,455 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 341,657 Value ($000) $72,831 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 257,500 Value ($000) $51,729 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 271,606 Value ($000) $55,457 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 256,911 Value ($000) $55,007 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 271,880 Value ($000) $50,746 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 379,491 Value ($000) $75,701 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 389,109 Value ($000) $77,129 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 280,268 Value ($000) $51,379 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 338,411 Value ($000) $57,317 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 198,365 Value ($000) $33,063 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 380,267 Value ($000) $61,976 Avg Close $153.96 Range $141.92 - $167.25

Q2 2016

Shares 2,692 Value ($000) $390 Avg Close $142.96 Range $136.65 - $148.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	349,150	$175,500	$497.53	$473.15 - $516.85
Q2 2025	313,133	$152,111	$507.86	$462.10 - $542.07
Q1 2025	301,189	$160,407	$486.15	$440.10 - $537.63
Q4 2024	394,195	$178,681	$461.73	$437.90 - $491.67
Q3 2024	428,303	$197,131	$442.18	$403.82 - $484.82
Q2 2024	423,107	$172,120	$408.62	$395.66 - $424.52
Q1 2024	440,783	$185,358	$393.34	$355.94 - $430.00
Q4 2023	456,716	$162,892	$350.99	$330.58 - $364.05
Q3 2023	292,897	$102,602	$354.77	$338.41 - $373.34
Q2 2023	542,702	$185,061	$326.37	$307.07 - $342.50
Q1 2023	262,257	$80,977	$308.18	$292.42 - $321.32
Q4 2022	833,246	$257,390	$296.98	$259.85 - $319.56
Q3 2022	298,050	$79,585	$284.56	$261.55 - $308.15
Q2 2022	407,392	$111,226	$313.72	$263.68 - $354.58
Q1 2022	429,701	$151,646	$323.46	$294.81 - $362.10
Q4 2021	529,633	$158,360	$286.41	$272.22 - $301.65
Q3 2021	489,701	$133,659	$280.86	$270.73 - $291.82
Q2 2021	662,801	$184,206	$279.44	$254.80 - $295.08
Q1 2021	1,140,782	$291,436	$242.84	$226.10 - $267.50
Q4 2020	1,631,113	$378,206	$220.20	$197.81 - $234.99
Q3 2020	696,296	$148,269	$204.56	$177.34 - $223.24
Q2 2020	616,347	$110,024	$182.62	$167.04 - $203.33
Q1 2020	542,161	$99,123	$212.55	$159.50 - $231.61
Q4 2019	231,509	$52,437	$217.17	$201.33 - $228.23
Q3 2019	223,320	$46,455	$206.04	$195.40 - $216.58
Q2 2019	341,657	$72,831	$206.92	$196.89 - $219.16
Q1 2019	257,500	$51,729	$201.85	$191.04 - $209.40
Q4 2018	271,606	$55,457	$208.87	$186.10 - $224.07
Q3 2018	256,911	$55,007	$205.18	$185.72 - $223.00
Q2 2018	271,880	$50,746	$194.92	$184.75 - $202.77
Q1 2018	379,491	$75,701	$205.34	$189.30 - $217.62
Q4 2017	389,109	$77,129	$189.88	$180.44 - $200.50
Q3 2017	280,268	$51,379	$176.72	$168.00 - $184.00
Q2 2017	338,411	$57,317	$166.33	$160.93 - $171.95
Q1 2017	198,365	$33,063	$167.31	$158.61 - $177.86
Q4 2016	380,267	$61,976	$153.96	$141.92 - $167.25
Q2 2016	2,692	$390	$142.96	$136.65 - $148.03