BERKSHIRE HATHAWAY INC DEL

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

Calamos Wealth Management LLC's Holding History (CIK: 0001455258)

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

Q4 2025

Shares 19,136 Value ($000) $9,619 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 15,638 Value ($000) $7,862 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 12,654 Value ($000) $6,147 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 11,285 Value ($000) $6,010 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 10,387 Value ($000) $4,708 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 10,329 Value ($000) $4,754 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 14,654 Value ($000) $5,961 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 14,355 Value ($000) $6,037 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 14,953 Value ($000) $5,333 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 14,870 Value ($000) $5,209 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 15,327 Value ($000) $5,227 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 14,990 Value ($000) $4,628 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 14,607 Value ($000) $4,512 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 9,707 Value ($000) $2,592 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 9,465 Value ($000) $2,584 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 9,363 Value ($000) $3,304 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 8,781 Value ($000) $2,626 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 5,644 Value ($000) $1,540 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 5,652 Value ($000) $1,571 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 4,870 Value ($000) $1,244 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 4,310 Value ($000) $999 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 5,852 Value ($000) $1,246 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 4,259 Value ($000) $760 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 4,781 Value ($000) $874 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 6,076 Value ($000) $1,376 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 5,239 Value ($000) $1,090 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 5,263 Value ($000) $1,122 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 5,653 Value ($000) $1,136 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 28,954 Value ($000) $5,912 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 34,354 Value ($000) $7,356 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 36,136 Value ($000) $6,745 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 37,128 Value ($000) $7,407 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 34,702 Value ($000) $6,879 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 34,921 Value ($000) $6,402 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 34,668 Value ($000) $5,872 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 33,857 Value ($000) $5,643 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 26,553 Value ($000) $4,328 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 25,180 Value ($000) $3,638 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 21,519 Value ($000) $3,116 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 18,585 Value ($000) $2,637 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 14,845 Value ($000) $1,960 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 14,347 Value ($000) $1,871 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 13,548 Value ($000) $1,844 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 12,254 Value ($000) $1,768 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 4,960 Value ($000) $745 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 5,536 Value ($000) $765 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 5,701 Value ($000) $722 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 5,810 Value ($000) $726 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 5,974 Value ($000) $708 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 5,119 Value ($000) $581 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 4,134 Value ($000) $463 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	19,136	$9,619	$497.53	$473.15 - $516.85
Q3 2025	15,638	$7,862	$484.36	$455.19 - $507.66
Q2 2025	12,654	$6,147	$507.86	$462.10 - $542.07
Q1 2025	11,285	$6,010	$486.15	$440.10 - $537.63
Q4 2024	10,387	$4,708	$461.73	$437.90 - $491.67
Q3 2024	10,329	$4,754	$442.18	$403.82 - $484.82
Q2 2024	14,654	$5,961	$408.62	$395.66 - $424.52
Q1 2024	14,355	$6,037	$393.34	$355.94 - $430.00
Q4 2023	14,953	$5,333	$350.99	$330.58 - $364.05
Q3 2023	14,870	$5,209	$354.77	$338.41 - $373.34
Q2 2023	15,327	$5,227	$326.37	$307.07 - $342.50
Q1 2023	14,990	$4,628	$308.18	$292.42 - $321.32
Q4 2022	14,607	$4,512	$296.98	$259.85 - $319.56
Q3 2022	9,707	$2,592	$284.56	$261.55 - $308.15
Q2 2022	9,465	$2,584	$313.72	$263.68 - $354.58
Q1 2022	9,363	$3,304	$323.46	$294.81 - $362.10
Q4 2021	8,781	$2,626	$286.41	$272.22 - $301.65
Q3 2021	5,644	$1,540	$280.86	$270.73 - $291.82
Q2 2021	5,652	$1,571	$279.44	$254.80 - $295.08
Q1 2021	4,870	$1,244	$242.84	$226.10 - $267.50
Q4 2020	4,310	$999	$220.20	$197.81 - $234.99
Q3 2020	5,852	$1,246	$204.56	$177.34 - $223.24
Q2 2020	4,259	$760	$182.62	$167.04 - $203.33
Q1 2020	4,781	$874	$212.55	$159.50 - $231.61
Q4 2019	6,076	$1,376	$217.17	$201.33 - $228.23
Q3 2019	5,239	$1,090	$206.04	$195.40 - $216.58
Q2 2019	5,263	$1,122	$206.92	$196.89 - $219.16
Q1 2019	5,653	$1,136	$201.85	$191.04 - $209.40
Q4 2018	28,954	$5,912	$208.87	$186.10 - $224.07
Q3 2018	34,354	$7,356	$205.18	$185.72 - $223.00
Q2 2018	36,136	$6,745	$194.92	$184.75 - $202.77
Q1 2018	37,128	$7,407	$205.34	$189.30 - $217.62
Q4 2017	34,702	$6,879	$189.88	$180.44 - $200.50
Q3 2017	34,921	$6,402	$176.72	$168.00 - $184.00
Q2 2017	34,668	$5,872	$166.33	$160.93 - $171.95
Q1 2017	33,857	$5,643	$167.31	$158.61 - $177.86
Q4 2016	26,553	$4,328	$153.96	$141.92 - $167.25
Q3 2016	25,180	$3,638	$146.25	$140.95 - $151.05
Q2 2016	21,519	$3,116	$142.96	$136.65 - $148.03
Q1 2016	18,585	$2,637	$132.58	$123.55 - $143.40
Q4 2015	14,845	$1,960	$134.20	$127.46 - $138.62
Q3 2015	14,347	$1,871	$137.00	$125.50 - $144.69
Q2 2015	13,548	$1,844	$142.63	$136.08 - $148.57
Q1 2015	12,254	$1,768	$147.14	$142.50 - $151.69
Q4 2014	4,960	$745	$144.37	$132.03 - $152.94
Q3 2014	5,536	$765	$133.21	$122.72 - $142.45
Q2 2014	5,701	$722	$126.57	$121.09 - $129.73
Q1 2014	5,810	$726	$116.85	$108.12 - $125.91
Q4 2013	5,974	$708	$115.63	$110.84 - $118.66
Q3 2013	5,119	$581	$115.36	$110.72 - $119.30
Q2 2013	4,134	$463	$110.02	$102.69 - $115.98