BERKSHIRE HATHAWAY INC DEL

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

ACADIAN ASSET MANAGEMENT LLC's Holding History (CIK: 0000916542)

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

Q4 2025

Shares 1,232,356 Value ($000) $619 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 1,420,256 Value ($000) $714 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 574,851 Value ($000) $279 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 801,729 Value ($000) $427 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 1,322,824 Value ($000) $600 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 1,116,778 Value ($000) $514 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 542,361 Value ($000) $221 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 502,343 Value ($000) $211 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 461,368 Value ($000) $165 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 528,100 Value ($000) $185 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 110,352 Value ($000) $38 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 150,856 Value ($000) $47 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 489,505 Value ($000) $151 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 958,406 Value ($000) $255,894 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 934,880 Value ($000) $255,238 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 497,352 Value ($000) $175,491 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 731,593 Value ($000) $218,707 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 1,354,480 Value ($000) $369,658 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 497,272 Value ($000) $138,199 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 127,135 Value ($000) $32,478 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 203,007 Value ($000) $47,076 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 206,724 Value ($000) $44,021 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 615,459 Value ($000) $109,864 Avg Close $182.62 Range $167.04 - $203.33

Q3 2019

Shares 1,259,819 Value ($000) $262,070 Avg Close $206.04 Range $195.40 - $216.58

Q1 2019

Shares 1,618,988 Value ($000) $325,234 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 1,688,464 Value ($000) $344,746 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 1,945,133 Value ($000) $416,471 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 2,144,265 Value ($000) $400,228 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 2,292,546 Value ($000) $457,320 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 2,281,113 Value ($000) $452,167 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 2,326,386 Value ($000) $426,474 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 2,342,499 Value ($000) $396,750 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 2,412,265 Value ($000) $402,076 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 2,519,102 Value ($000) $410,567 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 2,540,213 Value ($000) $366,986 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 2,336,677 Value ($000) $338,328 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 2,191,461 Value ($000) $310,927 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 2,134,765 Value ($000) $281,869 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 2,082,447 Value ($000) $271,548 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 2,572,115 Value ($000) $350,089 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 2,368,406 Value ($000) $341,809 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 2,333,045 Value ($000) $350,307 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 2,248,066 Value ($000) $310,549 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 2,009,856 Value ($000) $254,367 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 2,746,189 Value ($000) $343,192 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 2,672,776 Value ($000) $316,885 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 2,147,266 Value ($000) $243,735 Avg Close $115.36 Range $110.72 - $119.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,232,356	$619	$497.53	$473.15 - $516.85
Q3 2025	1,420,256	$714	$484.36	$455.19 - $507.66
Q2 2025	574,851	$279	$507.86	$462.10 - $542.07
Q1 2025	801,729	$427	$486.15	$440.10 - $537.63
Q4 2024	1,322,824	$600	$461.73	$437.90 - $491.67
Q3 2024	1,116,778	$514	$442.18	$403.82 - $484.82
Q2 2024	542,361	$221	$408.62	$395.66 - $424.52
Q1 2024	502,343	$211	$393.34	$355.94 - $430.00
Q4 2023	461,368	$165	$350.99	$330.58 - $364.05
Q3 2023	528,100	$185	$354.77	$338.41 - $373.34
Q2 2023	110,352	$38	$326.37	$307.07 - $342.50
Q1 2023	150,856	$47	$308.18	$292.42 - $321.32
Q4 2022	489,505	$151	$296.98	$259.85 - $319.56
Q3 2022	958,406	$255,894	$284.56	$261.55 - $308.15
Q2 2022	934,880	$255,238	$313.72	$263.68 - $354.58
Q1 2022	497,352	$175,491	$323.46	$294.81 - $362.10
Q4 2021	731,593	$218,707	$286.41	$272.22 - $301.65
Q3 2021	1,354,480	$369,658	$280.86	$270.73 - $291.82
Q2 2021	497,272	$138,199	$279.44	$254.80 - $295.08
Q1 2021	127,135	$32,478	$242.84	$226.10 - $267.50
Q4 2020	203,007	$47,076	$220.20	$197.81 - $234.99
Q3 2020	206,724	$44,021	$204.56	$177.34 - $223.24
Q2 2020	615,459	$109,864	$182.62	$167.04 - $203.33
Q3 2019	1,259,819	$262,070	$206.04	$195.40 - $216.58
Q1 2019	1,618,988	$325,234	$201.85	$191.04 - $209.40
Q4 2018	1,688,464	$344,746	$208.87	$186.10 - $224.07
Q3 2018	1,945,133	$416,471	$205.18	$185.72 - $223.00
Q2 2018	2,144,265	$400,228	$194.92	$184.75 - $202.77
Q1 2018	2,292,546	$457,320	$205.34	$189.30 - $217.62
Q4 2017	2,281,113	$452,167	$189.88	$180.44 - $200.50
Q3 2017	2,326,386	$426,474	$176.72	$168.00 - $184.00
Q2 2017	2,342,499	$396,750	$166.33	$160.93 - $171.95
Q1 2017	2,412,265	$402,076	$167.31	$158.61 - $177.86
Q4 2016	2,519,102	$410,567	$153.96	$141.92 - $167.25
Q3 2016	2,540,213	$366,986	$146.25	$140.95 - $151.05
Q2 2016	2,336,677	$338,328	$142.96	$136.65 - $148.03
Q1 2016	2,191,461	$310,927	$132.58	$123.55 - $143.40
Q4 2015	2,134,765	$281,869	$134.20	$127.46 - $138.62
Q3 2015	2,082,447	$271,548	$137.00	$125.50 - $144.69
Q2 2015	2,572,115	$350,089	$142.63	$136.08 - $148.57
Q1 2015	2,368,406	$341,809	$147.14	$142.50 - $151.69
Q4 2014	2,333,045	$350,307	$144.37	$132.03 - $152.94
Q3 2014	2,248,066	$310,549	$133.21	$122.72 - $142.45
Q2 2014	2,009,856	$254,367	$126.57	$121.09 - $129.73
Q1 2014	2,746,189	$343,192	$116.85	$108.12 - $125.91
Q4 2013	2,672,776	$316,885	$115.63	$110.84 - $118.66
Q3 2013	2,147,266	$243,735	$115.36	$110.72 - $119.30