BERKSHIRE HATHAWAY INC DEL

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

Mariner, LLC's Holding History (CIK: 0001373442)

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

Q4 2025

Shares 1,216,150 Value ($000) $611,317 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 1,132,905 Value ($000) $569,550 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 1,093,676 Value ($000) $531,274 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 1,077,875 Value ($000) $574,023 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 1,052,104 Value ($000) $476,895 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 1,031,589 Value ($000) $474,750 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 999,184 Value ($000) $406,474 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 977,397 Value ($000) $411,011 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 979,259 Value ($000) $349,264 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 926,496 Value ($000) $324,552 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 914,860 Value ($000) $311,947 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 894,172 Value ($000) $276 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 876,050 Value ($000) $271 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 817,970 Value ($000) $218,418 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 797,287 Value ($000) $217,675 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 753,486 Value ($000) $265,914 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 344,414 Value ($000) $102,980 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 290,748 Value ($000) $79,357 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 279,692 Value ($000) $77,731 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 283,275 Value ($000) $72,369 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 269,963 Value ($000) $62,596 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 253,937 Value ($000) $54,071 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 262,863 Value ($000) $46,924 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 263,669 Value ($000) $48,208 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 233,742 Value ($000) $52,943 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 232,800 Value ($000) $48,427 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 235,944 Value ($000) $50,296 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 230,919 Value ($000) $37,408 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 178,036 Value ($000) $36,329 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 157,979 Value ($000) $33,825 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 158,111 Value ($000) $29,511 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 147,858 Value ($000) $29,495 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 154,930 Value ($000) $30,711 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 91,092 Value ($000) $16,699 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 76,735 Value ($000) $12,997 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 79,212 Value ($000) $13,204 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 77,448 Value ($000) $12,622 Avg Close $153.96 Range $141.92 - $167.25

Q2 2016

Shares 64,326 Value ($000) $9,313 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 79,143 Value ($000) $11,228 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 64,007 Value ($000) $8,452 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 72,922 Value ($000) $9,509 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 89,449 Value ($000) $12,175 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 65,087 Value ($000) $9,393 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 65,968 Value ($000) $9,905 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 70,530 Value ($000) $9,743 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 71,021 Value ($000) $8,988 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 104,455 Value ($000) $11,257 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 56,258 Value ($000) $6,670 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 45,060 Value ($000) $5,115 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 62,246 Value ($000) $6,967 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,216,150	$611,317	$497.53	$473.15 - $516.85
Q3 2025	1,132,905	$569,550	$484.36	$455.19 - $507.66
Q2 2025	1,093,676	$531,274	$507.86	$462.10 - $542.07
Q1 2025	1,077,875	$574,023	$486.15	$440.10 - $537.63
Q4 2024	1,052,104	$476,895	$461.73	$437.90 - $491.67
Q3 2024	1,031,589	$474,750	$442.18	$403.82 - $484.82
Q2 2024	999,184	$406,474	$408.62	$395.66 - $424.52
Q1 2024	977,397	$411,011	$393.34	$355.94 - $430.00
Q4 2023	979,259	$349,264	$350.99	$330.58 - $364.05
Q3 2023	926,496	$324,552	$354.77	$338.41 - $373.34
Q2 2023	914,860	$311,947	$326.37	$307.07 - $342.50
Q1 2023	894,172	$276	$308.18	$292.42 - $321.32
Q4 2022	876,050	$271	$296.98	$259.85 - $319.56
Q3 2022	817,970	$218,418	$284.56	$261.55 - $308.15
Q2 2022	797,287	$217,675	$313.72	$263.68 - $354.58
Q1 2022	753,486	$265,914	$323.46	$294.81 - $362.10
Q4 2021	344,414	$102,980	$286.41	$272.22 - $301.65
Q3 2021	290,748	$79,357	$280.86	$270.73 - $291.82
Q2 2021	279,692	$77,731	$279.44	$254.80 - $295.08
Q1 2021	283,275	$72,369	$242.84	$226.10 - $267.50
Q4 2020	269,963	$62,596	$220.20	$197.81 - $234.99
Q3 2020	253,937	$54,071	$204.56	$177.34 - $223.24
Q2 2020	262,863	$46,924	$182.62	$167.04 - $203.33
Q1 2020	263,669	$48,208	$212.55	$159.50 - $231.61
Q4 2019	233,742	$52,943	$217.17	$201.33 - $228.23
Q3 2019	232,800	$48,427	$206.04	$195.40 - $216.58
Q2 2019	235,944	$50,296	$206.92	$196.89 - $219.16
Q1 2019	230,919	$37,408	$201.85	$191.04 - $209.40
Q4 2018	178,036	$36,329	$208.87	$186.10 - $224.07
Q3 2018	157,979	$33,825	$205.18	$185.72 - $223.00
Q2 2018	158,111	$29,511	$194.92	$184.75 - $202.77
Q1 2018	147,858	$29,495	$205.34	$189.30 - $217.62
Q4 2017	154,930	$30,711	$189.88	$180.44 - $200.50
Q3 2017	91,092	$16,699	$176.72	$168.00 - $184.00
Q2 2017	76,735	$12,997	$166.33	$160.93 - $171.95
Q1 2017	79,212	$13,204	$167.31	$158.61 - $177.86
Q4 2016	77,448	$12,622	$153.96	$141.92 - $167.25
Q2 2016	64,326	$9,313	$142.96	$136.65 - $148.03
Q1 2016	79,143	$11,228	$132.58	$123.55 - $143.40
Q4 2015	64,007	$8,452	$134.20	$127.46 - $138.62
Q3 2015	72,922	$9,509	$137.00	$125.50 - $144.69
Q2 2015	89,449	$12,175	$142.63	$136.08 - $148.57
Q1 2015	65,087	$9,393	$147.14	$142.50 - $151.69
Q4 2014	65,968	$9,905	$144.37	$132.03 - $152.94
Q3 2014	70,530	$9,743	$133.21	$122.72 - $142.45
Q2 2014	71,021	$8,988	$126.57	$121.09 - $129.73
Q1 2014	104,455	$11,257	$116.85	$108.12 - $125.91
Q4 2013	56,258	$6,670	$115.63	$110.84 - $118.66
Q3 2013	45,060	$5,115	$115.36	$110.72 - $119.30
Q2 2013	62,246	$6,967	$110.02	$102.69 - $115.98