BERKSHIRE HATHAWAY INC DEL

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

Cornerstone Wealth Group, LLC's Holding History (CIK: 0001774879)

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

Q4 2025

Shares 24,374 Value ($000) $12,251 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 22,867 Value ($000) $11,496 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 22,069 Value ($000) $10,720 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 21,420 Value ($000) $11,408 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 22,432 Value ($000) $10,168 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 22,126 Value ($000) $10,184 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 21,975 Value ($000) $8,939 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 20,739 Value ($000) $8,721 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 16,663 Value ($000) $5,943 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 15,550 Value ($000) $5,447 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 12,060 Value ($000) $4,112 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 11,390 Value ($000) $3,517 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 11,083 Value ($000) $3,424 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 3,895 Value ($000) $1,040 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 3,199 Value ($000) $873 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 3,294 Value ($000) $1,162 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 3,250 Value ($000) $972 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 3,156 Value ($000) $861 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 3,262 Value ($000) $889 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 2,636 Value ($000) $718 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 2,300 Value ($000) $533 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 2,214 Value ($000) $471 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 2,227 Value ($000) $398 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 2,330 Value ($000) $426 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 2,377 Value ($000) $538 Avg Close $217.17 Range $201.33 - $228.23

Q2 2019

Shares 2,561 Value ($000) $546 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 2,359 Value ($000) $474 Avg Close $201.85 Range $191.04 - $209.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,374	$12,251	$497.53	$473.15 - $516.85
Q3 2025	22,867	$11,496	$484.36	$455.19 - $507.66
Q2 2025	22,069	$10,720	$507.86	$462.10 - $542.07
Q1 2025	21,420	$11,408	$486.15	$440.10 - $537.63
Q4 2024	22,432	$10,168	$461.73	$437.90 - $491.67
Q3 2024	22,126	$10,184	$442.18	$403.82 - $484.82
Q2 2024	21,975	$8,939	$408.62	$395.66 - $424.52
Q1 2024	20,739	$8,721	$393.34	$355.94 - $430.00
Q4 2023	16,663	$5,943	$350.99	$330.58 - $364.05
Q3 2023	15,550	$5,447	$354.77	$338.41 - $373.34
Q2 2023	12,060	$4,112	$326.37	$307.07 - $342.50
Q1 2023	11,390	$3,517	$308.18	$292.42 - $321.32
Q4 2022	11,083	$3,424	$296.98	$259.85 - $319.56
Q3 2022	3,895	$1,040	$284.56	$261.55 - $308.15
Q2 2022	3,199	$873	$313.72	$263.68 - $354.58
Q1 2022	3,294	$1,162	$323.46	$294.81 - $362.10
Q4 2021	3,250	$972	$286.41	$272.22 - $301.65
Q3 2021	3,156	$861	$280.86	$270.73 - $291.82
Q2 2021	3,262	$889	$279.44	$254.80 - $295.08
Q1 2021	2,636	$718	$242.84	$226.10 - $267.50
Q4 2020	2,300	$533	$220.20	$197.81 - $234.99
Q3 2020	2,214	$471	$204.56	$177.34 - $223.24
Q2 2020	2,227	$398	$182.62	$167.04 - $203.33
Q1 2020	2,330	$426	$212.55	$159.50 - $231.61
Q4 2019	2,377	$538	$217.17	$201.33 - $228.23
Q2 2019	2,561	$546	$206.92	$196.89 - $219.16
Q1 2019	2,359	$474	$201.85	$191.04 - $209.40