BERKSHIRE HATHAWAY INC DEL

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

Blackhawk Capital Partners LLC.'s Holding History (CIK: 0001582561)

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

Q4 2025

Shares 1,189 Value ($000) $598 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 1,189 Value ($000) $598 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 1,216 Value ($000) $591 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 1,233 Value ($000) $657 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 1,259 Value ($000) $571 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 1,473 Value ($000) $678 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 1,506 Value ($000) $613 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 1,635 Value ($000) $688 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 1,818 Value ($000) $648 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 1,846 Value ($000) $647 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 2,059 Value ($000) $702 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 6,750 Value ($000) $2,084 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 8,524 Value ($000) $2,633 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 9,442 Value ($000) $2,521 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 5,988 Value ($000) $1,635 Avg Close $313.72 Range $263.68 - $354.58

Q4 2020

Shares 1,131 Value ($000) $241 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 1,567 Value ($000) $280 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 1,590 Value ($000) $291 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 1,242 Value ($000) $281 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 1,308 Value ($000) $272 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 1,308 Value ($000) $272 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 1,308 Value ($000) $279 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 1,304 Value ($000) $262 Avg Close $201.85 Range $191.04 - $209.40

Q3 2018

Shares 10,413 Value ($000) $333 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 419 Value ($000) $78 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 615 Value ($000) $123 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 450 Value ($000) $89 Avg Close $189.88 Range $180.44 - $200.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,189	$598	$497.53	$473.15 - $516.85
Q3 2025	1,189	$598	$484.36	$455.19 - $507.66
Q2 2025	1,216	$591	$507.86	$462.10 - $542.07
Q1 2025	1,233	$657	$486.15	$440.10 - $537.63
Q4 2024	1,259	$571	$461.73	$437.90 - $491.67
Q3 2024	1,473	$678	$442.18	$403.82 - $484.82
Q2 2024	1,506	$613	$408.62	$395.66 - $424.52
Q1 2024	1,635	$688	$393.34	$355.94 - $430.00
Q4 2023	1,818	$648	$350.99	$330.58 - $364.05
Q3 2023	1,846	$647	$354.77	$338.41 - $373.34
Q2 2023	2,059	$702	$326.37	$307.07 - $342.50
Q1 2023	6,750	$2,084	$308.18	$292.42 - $321.32
Q4 2022	8,524	$2,633	$296.98	$259.85 - $319.56
Q3 2022	9,442	$2,521	$284.56	$261.55 - $308.15
Q2 2022	5,988	$1,635	$313.72	$263.68 - $354.58
Q4 2020	1,131	$241	$220.20	$197.81 - $234.99
Q3 2020	1,567	$280	$204.56	$177.34 - $223.24
Q2 2020	1,590	$291	$182.62	$167.04 - $203.33
Q1 2020	1,242	$281	$212.55	$159.50 - $231.61
Q4 2019	1,308	$272	$217.17	$201.33 - $228.23
Q3 2019	1,308	$272	$206.04	$195.40 - $216.58
Q2 2019	1,308	$279	$206.92	$196.89 - $219.16
Q1 2019	1,304	$262	$201.85	$191.04 - $209.40
Q3 2018	10,413	$333	$205.18	$185.72 - $223.00
Q2 2018	419	$78	$194.92	$184.75 - $202.77
Q1 2018	615	$123	$205.34	$189.30 - $217.62
Q4 2017	450	$89	$189.88	$180.44 - $200.50