BERKSHIRE HATHAWAY INC DEL

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

FIRST INTERSTATE BANK's Holding History (CIK: 0001125727)

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

Q4 2025

Shares 22,767 Value ($000) $11,444 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 23,389 Value ($000) $11,759 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 19,572 Value ($000) $9,507 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 20,851 Value ($000) $11,105 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 22,818 Value ($000) $10,343 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 23,514 Value ($000) $10,823 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 23,574 Value ($000) $9,590 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 24,034 Value ($000) $10,107 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 25,290 Value ($000) $9,020 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 26,533 Value ($000) $9,295 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 26,932 Value ($000) $9,184 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 28,190 Value ($000) $8,704 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 28,796 Value ($000) $9 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 30,199 Value ($000) $8,064 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 29,600 Value ($000) $8,081 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 27,127 Value ($000) $9,574 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 23,780 Value ($000) $7,111 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 23,909 Value ($000) $6,526 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 22,951 Value ($000) $6,379 Avg Close $279.44 Range $254.80 - $295.08

Q4 2020

Shares 22,744 Value ($000) $5,273 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 22,746 Value ($000) $4,844 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 32,970 Value ($000) $5,886 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 32,368 Value ($000) $5,918 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 33,850 Value ($000) $7,667 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 34,616 Value ($000) $7,201 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 34,606 Value ($000) $7,377 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 36,212 Value ($000) $7,275 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 37,762 Value ($000) $7,710 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 38,510 Value ($000) $8,246 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 40,657 Value ($000) $7,589 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 41,926 Value ($000) $8,364 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 43,968 Value ($000) $8,715 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 44,100 Value ($000) $8,084 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 39,265 Value ($000) $6,650 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 40,110 Value ($000) $6,686 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 43,267 Value ($000) $7,052 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 41,262 Value ($000) $5,961 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 40,837 Value ($000) $5,913 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 40,886 Value ($000) $5,801 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 41,532 Value ($000) $5,483 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 41,715 Value ($000) $5,440 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 40,052 Value ($000) $5,451 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 40,579 Value ($000) $5,856 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 42,920 Value ($000) $6,444 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 42,492 Value ($000) $5,870 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 43,067 Value ($000) $5,450 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 44,250 Value ($000) $5,530 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 43,180 Value ($000) $5,119 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 42,546 Value ($000) $4,829 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 61,857 Value ($000) $6,923 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,767	$11,444	$497.53	$473.15 - $516.85
Q3 2025	23,389	$11,759	$484.36	$455.19 - $507.66
Q2 2025	19,572	$9,507	$507.86	$462.10 - $542.07
Q1 2025	20,851	$11,105	$486.15	$440.10 - $537.63
Q4 2024	22,818	$10,343	$461.73	$437.90 - $491.67
Q3 2024	23,514	$10,823	$442.18	$403.82 - $484.82
Q2 2024	23,574	$9,590	$408.62	$395.66 - $424.52
Q1 2024	24,034	$10,107	$393.34	$355.94 - $430.00
Q4 2023	25,290	$9,020	$350.99	$330.58 - $364.05
Q3 2023	26,533	$9,295	$354.77	$338.41 - $373.34
Q2 2023	26,932	$9,184	$326.37	$307.07 - $342.50
Q1 2023	28,190	$8,704	$308.18	$292.42 - $321.32
Q4 2022	28,796	$9	$296.98	$259.85 - $319.56
Q3 2022	30,199	$8,064	$284.56	$261.55 - $308.15
Q2 2022	29,600	$8,081	$313.72	$263.68 - $354.58
Q1 2022	27,127	$9,574	$323.46	$294.81 - $362.10
Q4 2021	23,780	$7,111	$286.41	$272.22 - $301.65
Q3 2021	23,909	$6,526	$280.86	$270.73 - $291.82
Q2 2021	22,951	$6,379	$279.44	$254.80 - $295.08
Q4 2020	22,744	$5,273	$220.20	$197.81 - $234.99
Q3 2020	22,746	$4,844	$204.56	$177.34 - $223.24
Q2 2020	32,970	$5,886	$182.62	$167.04 - $203.33
Q1 2020	32,368	$5,918	$212.55	$159.50 - $231.61
Q4 2019	33,850	$7,667	$217.17	$201.33 - $228.23
Q3 2019	34,616	$7,201	$206.04	$195.40 - $216.58
Q2 2019	34,606	$7,377	$206.92	$196.89 - $219.16
Q1 2019	36,212	$7,275	$201.85	$191.04 - $209.40
Q4 2018	37,762	$7,710	$208.87	$186.10 - $224.07
Q3 2018	38,510	$8,246	$205.18	$185.72 - $223.00
Q2 2018	40,657	$7,589	$194.92	$184.75 - $202.77
Q1 2018	41,926	$8,364	$205.34	$189.30 - $217.62
Q4 2017	43,968	$8,715	$189.88	$180.44 - $200.50
Q3 2017	44,100	$8,084	$176.72	$168.00 - $184.00
Q2 2017	39,265	$6,650	$166.33	$160.93 - $171.95
Q1 2017	40,110	$6,686	$167.31	$158.61 - $177.86
Q4 2016	43,267	$7,052	$153.96	$141.92 - $167.25
Q3 2016	41,262	$5,961	$146.25	$140.95 - $151.05
Q2 2016	40,837	$5,913	$142.96	$136.65 - $148.03
Q1 2016	40,886	$5,801	$132.58	$123.55 - $143.40
Q4 2015	41,532	$5,483	$134.20	$127.46 - $138.62
Q3 2015	41,715	$5,440	$137.00	$125.50 - $144.69
Q2 2015	40,052	$5,451	$142.63	$136.08 - $148.57
Q1 2015	40,579	$5,856	$147.14	$142.50 - $151.69
Q4 2014	42,920	$6,444	$144.37	$132.03 - $152.94
Q3 2014	42,492	$5,870	$133.21	$122.72 - $142.45
Q2 2014	43,067	$5,450	$126.57	$121.09 - $129.73
Q1 2014	44,250	$5,530	$116.85	$108.12 - $125.91
Q4 2013	43,180	$5,119	$115.63	$110.84 - $118.66
Q3 2013	42,546	$4,829	$115.36	$110.72 - $119.30
Q2 2013	61,857	$6,923	$110.02	$102.69 - $115.98