BERKSHIRE HATHAWAY INC DEL

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

Costello Asset Management, INC's Holding History (CIK: 0001760145)

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

Q4 2025

Shares 16,219 Value ($000) $8,152 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 15,656 Value ($000) $7,871 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 13,089 Value ($000) $6,358 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 16,287 Value ($000) $8,674 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 18,913 Value ($000) $8,573 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 18,579 Value ($000) $8,551 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 18,227 Value ($000) $7,415 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 15,706 Value ($000) $6,605 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 13,605 Value ($000) $4,852 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 13,151 Value ($000) $4,607 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 12,577 Value ($000) $4,289 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 12,288 Value ($000) $3,794 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 11,253 Value ($000) $3,476 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 11,503 Value ($000) $3,072 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 710 Value ($000) $194 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 1,460 Value ($000) $515 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 1,535 Value ($000) $459 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 1,535 Value ($000) $419 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 1,535 Value ($000) $427 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 12,093 Value ($000) $3,089 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 12,158 Value ($000) $2,819 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 12,403 Value ($000) $2,641 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 14,228 Value ($000) $2,540 Avg Close $182.62 Range $167.04 - $203.33

Q3 2019

Shares 4,504 Value ($000) $937 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 4,663 Value ($000) $994 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 4,663 Value ($000) $937 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 4,993 Value ($000) $1,019 Avg Close $208.87 Range $186.10 - $224.07

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,219	$8,152	$497.53	$473.15 - $516.85
Q3 2025	15,656	$7,871	$484.36	$455.19 - $507.66
Q2 2025	13,089	$6,358	$507.86	$462.10 - $542.07
Q1 2025	16,287	$8,674	$486.15	$440.10 - $537.63
Q4 2024	18,913	$8,573	$461.73	$437.90 - $491.67
Q3 2024	18,579	$8,551	$442.18	$403.82 - $484.82
Q2 2024	18,227	$7,415	$408.62	$395.66 - $424.52
Q1 2024	15,706	$6,605	$393.34	$355.94 - $430.00
Q4 2023	13,605	$4,852	$350.99	$330.58 - $364.05
Q3 2023	13,151	$4,607	$354.77	$338.41 - $373.34
Q2 2023	12,577	$4,289	$326.37	$307.07 - $342.50
Q1 2023	12,288	$3,794	$308.18	$292.42 - $321.32
Q4 2022	11,253	$3,476	$296.98	$259.85 - $319.56
Q3 2022	11,503	$3,072	$284.56	$261.55 - $308.15
Q2 2022	710	$194	$313.72	$263.68 - $354.58
Q1 2022	1,460	$515	$323.46	$294.81 - $362.10
Q4 2021	1,535	$459	$286.41	$272.22 - $301.65
Q3 2021	1,535	$419	$280.86	$270.73 - $291.82
Q2 2021	1,535	$427	$279.44	$254.80 - $295.08
Q1 2021	12,093	$3,089	$242.84	$226.10 - $267.50
Q4 2020	12,158	$2,819	$220.20	$197.81 - $234.99
Q3 2020	12,403	$2,641	$204.56	$177.34 - $223.24
Q2 2020	14,228	$2,540	$182.62	$167.04 - $203.33
Q3 2019	4,504	$937	$206.04	$195.40 - $216.58
Q2 2019	4,663	$994	$206.92	$196.89 - $219.16
Q1 2019	4,663	$937	$201.85	$191.04 - $209.40
Q4 2018	4,993	$1,019	$208.87	$186.10 - $224.07