BERKSHIRE HATHAWAY INC DEL

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

TOKIO MARINE ASSET MANAGEMENT CO LTD's Holding History (CIK: 0001504169)

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

Q4 2025

Shares 46,592 Value ($000) $23,419 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 44,602 Value ($000) $22,423 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 42,623 Value ($000) $20,705 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 39,866 Value ($000) $21,232 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 37,306 Value ($000) $16,910 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 36,054 Value ($000) $16,594 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 33,142 Value ($000) $13,482 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 31,741 Value ($000) $13,348 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 28,906 Value ($000) $10,310 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 27,193 Value ($000) $9,526 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 24,998 Value ($000) $8,524 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 24,107 Value ($000) $7,444 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 21,080 Value ($000) $6,512 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 18,644 Value ($000) $4,978 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 16,700 Value ($000) $4,559 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 14,025 Value ($000) $4,950 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 12,365 Value ($000) $3,697 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 11,556 Value ($000) $3,154 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 10,513 Value ($000) $2,922 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 9,425 Value ($000) $2,408 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 8,249 Value ($000) $1,913 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 7,655 Value ($000) $1,630 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 6,738 Value ($000) $1,203 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 5,658 Value ($000) $1,034 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 4,404 Value ($000) $998 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 4,015 Value ($000) $835 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 3,532 Value ($000) $753 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 3,117 Value ($000) $626 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 2,682 Value ($000) $548 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 2,285 Value ($000) $489 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 2,853 Value ($000) $533 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 4,548 Value ($000) $907 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 6,853 Value ($000) $1,358 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 9,481 Value ($000) $1,738 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 12,716 Value ($000) $2,154 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 17,174 Value ($000) $2,863 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 22,165 Value ($000) $3,612 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 29,750 Value ($000) $4,298 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 33,187 Value ($000) $4,805 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 33,860 Value ($000) $4,804 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 33,578 Value ($000) $4,434 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 36,576 Value ($000) $4,770 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 36,283 Value ($000) $4,938 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 42,086 Value ($000) $6,074 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 49,428 Value ($000) $7,422 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 66,067 Value ($000) $9,126 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 79,957 Value ($000) $10,119 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 71,266 Value ($000) $8,906 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 75,688 Value ($000) $8,974 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 81,370 Value ($000) $9,236 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 87,865 Value ($000) $9,834 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	46,592	$23,419	$497.53	$473.15 - $516.85
Q3 2025	44,602	$22,423	$484.36	$455.19 - $507.66
Q2 2025	42,623	$20,705	$507.86	$462.10 - $542.07
Q1 2025	39,866	$21,232	$486.15	$440.10 - $537.63
Q4 2024	37,306	$16,910	$461.73	$437.90 - $491.67
Q3 2024	36,054	$16,594	$442.18	$403.82 - $484.82
Q2 2024	33,142	$13,482	$408.62	$395.66 - $424.52
Q1 2024	31,741	$13,348	$393.34	$355.94 - $430.00
Q4 2023	28,906	$10,310	$350.99	$330.58 - $364.05
Q3 2023	27,193	$9,526	$354.77	$338.41 - $373.34
Q2 2023	24,998	$8,524	$326.37	$307.07 - $342.50
Q1 2023	24,107	$7,444	$308.18	$292.42 - $321.32
Q4 2022	21,080	$6,512	$296.98	$259.85 - $319.56
Q3 2022	18,644	$4,978	$284.56	$261.55 - $308.15
Q2 2022	16,700	$4,559	$313.72	$263.68 - $354.58
Q1 2022	14,025	$4,950	$323.46	$294.81 - $362.10
Q4 2021	12,365	$3,697	$286.41	$272.22 - $301.65
Q3 2021	11,556	$3,154	$280.86	$270.73 - $291.82
Q2 2021	10,513	$2,922	$279.44	$254.80 - $295.08
Q1 2021	9,425	$2,408	$242.84	$226.10 - $267.50
Q4 2020	8,249	$1,913	$220.20	$197.81 - $234.99
Q3 2020	7,655	$1,630	$204.56	$177.34 - $223.24
Q2 2020	6,738	$1,203	$182.62	$167.04 - $203.33
Q1 2020	5,658	$1,034	$212.55	$159.50 - $231.61
Q4 2019	4,404	$998	$217.17	$201.33 - $228.23
Q3 2019	4,015	$835	$206.04	$195.40 - $216.58
Q2 2019	3,532	$753	$206.92	$196.89 - $219.16
Q1 2019	3,117	$626	$201.85	$191.04 - $209.40
Q4 2018	2,682	$548	$208.87	$186.10 - $224.07
Q3 2018	2,285	$489	$205.18	$185.72 - $223.00
Q2 2018	2,853	$533	$194.92	$184.75 - $202.77
Q1 2018	4,548	$907	$205.34	$189.30 - $217.62
Q4 2017	6,853	$1,358	$189.88	$180.44 - $200.50
Q3 2017	9,481	$1,738	$176.72	$168.00 - $184.00
Q2 2017	12,716	$2,154	$166.33	$160.93 - $171.95
Q1 2017	17,174	$2,863	$167.31	$158.61 - $177.86
Q4 2016	22,165	$3,612	$153.96	$141.92 - $167.25
Q3 2016	29,750	$4,298	$146.25	$140.95 - $151.05
Q2 2016	33,187	$4,805	$142.96	$136.65 - $148.03
Q1 2016	33,860	$4,804	$132.58	$123.55 - $143.40
Q4 2015	33,578	$4,434	$134.20	$127.46 - $138.62
Q3 2015	36,576	$4,770	$137.00	$125.50 - $144.69
Q2 2015	36,283	$4,938	$142.63	$136.08 - $148.57
Q1 2015	42,086	$6,074	$147.14	$142.50 - $151.69
Q4 2014	49,428	$7,422	$144.37	$132.03 - $152.94
Q3 2014	66,067	$9,126	$133.21	$122.72 - $142.45
Q2 2014	79,957	$10,119	$126.57	$121.09 - $129.73
Q1 2014	71,266	$8,906	$116.85	$108.12 - $125.91
Q4 2013	75,688	$8,974	$115.63	$110.84 - $118.66
Q3 2013	81,370	$9,236	$115.36	$110.72 - $119.30
Q2 2013	87,865	$9,834	$110.02	$102.69 - $115.98