BERKSHIRE HATHAWAY INC DEL

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

NORTHERN TRUST CORP's Holding History (CIK: 0000073124)

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

Q4 2025

Shares 15,528,328 Value ($000) $7,805,314 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 15,842,634 Value ($000) $7,964,726 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 15,960,324 Value ($000) $7,753,047 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 16,198,444 Value ($000) $8,626,967 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 16,467,585 Value ($000) $7,464,427 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 15,323,044 Value ($000) $7,052,584 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 15,682,910 Value ($000) $6,379,808 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 15,713,621 Value ($000) $6,607,892 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 16,312,734 Value ($000) $5,818,100 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 16,769,982 Value ($000) $5,874,525 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 16,138,321 Value ($000) $5,503,167 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 16,895,876 Value ($000) $5,216,940 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 17,008,498 Value ($000) $5,253,925 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 16,927,893 Value ($000) $4,520,087 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 17,052,128 Value ($000) $4,655,571 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 17,157,956 Value ($000) $6,055,214 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 17,420,739 Value ($000) $5,208,800 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 17,766,793 Value ($000) $4,849,270 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 18,458,862 Value ($000) $5,130,089 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 19,069,497 Value ($000) $4,871,684 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 19,942,156 Value ($000) $4,623,988 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 20,944,895 Value ($000) $4,460,006 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 20,684,406 Value ($000) $3,692,373 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 20,219,588 Value ($000) $3,696,746 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 20,418,739 Value ($000) $4,624,845 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 20,252,660 Value ($000) $4,212,959 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 20,700,224 Value ($000) $4,412,668 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 20,608,009 Value ($000) $4,139,943 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 20,347,246 Value ($000) $4,154,500 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 19,839,001 Value ($000) $4,247,729 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 19,929,149 Value ($000) $3,719,776 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 19,963,218 Value ($000) $3,982,262 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 20,356,990 Value ($000) $4,035,162 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 20,906,411 Value ($000) $3,832,562 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 19,674,497 Value ($000) $3,332,269 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 19,980,402 Value ($000) $3,330,333 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 19,903,092 Value ($000) $3,243,806 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 19,652,034 Value ($000) $2,839,129 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 19,378,452 Value ($000) $2,805,805 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 19,429,636 Value ($000) $2,751,714 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 19,423,464 Value ($000) $2,564,675 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 20,620,622 Value ($000) $2,688,929 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 20,183,773 Value ($000) $2,747,213 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 20,553,299 Value ($000) $2,966,253 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 20,996,535 Value ($000) $3,152,629 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 20,904,053 Value ($000) $2,887,686 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 21,709,147 Value ($000) $2,747,510 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 20,956,015 Value ($000) $2,618,873 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 21,215,675 Value ($000) $2,515,331 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 21,154,090 Value ($000) $2,401,201 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 22,032,539 Value ($000) $2,465,882 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	15,528,328	$7,805,314	$497.53	$473.15 - $516.85
Q3 2025	15,842,634	$7,964,726	$484.36	$455.19 - $507.66
Q2 2025	15,960,324	$7,753,047	$507.86	$462.10 - $542.07
Q1 2025	16,198,444	$8,626,967	$486.15	$440.10 - $537.63
Q4 2024	16,467,585	$7,464,427	$461.73	$437.90 - $491.67
Q3 2024	15,323,044	$7,052,584	$442.18	$403.82 - $484.82
Q2 2024	15,682,910	$6,379,808	$408.62	$395.66 - $424.52
Q1 2024	15,713,621	$6,607,892	$393.34	$355.94 - $430.00
Q4 2023	16,312,734	$5,818,100	$350.99	$330.58 - $364.05
Q3 2023	16,769,982	$5,874,525	$354.77	$338.41 - $373.34
Q2 2023	16,138,321	$5,503,167	$326.37	$307.07 - $342.50
Q1 2023	16,895,876	$5,216,940	$308.18	$292.42 - $321.32
Q4 2022	17,008,498	$5,253,925	$296.98	$259.85 - $319.56
Q3 2022	16,927,893	$4,520,087	$284.56	$261.55 - $308.15
Q2 2022	17,052,128	$4,655,571	$313.72	$263.68 - $354.58
Q1 2022	17,157,956	$6,055,214	$323.46	$294.81 - $362.10
Q4 2021	17,420,739	$5,208,800	$286.41	$272.22 - $301.65
Q3 2021	17,766,793	$4,849,270	$280.86	$270.73 - $291.82
Q2 2021	18,458,862	$5,130,089	$279.44	$254.80 - $295.08
Q1 2021	19,069,497	$4,871,684	$242.84	$226.10 - $267.50
Q4 2020	19,942,156	$4,623,988	$220.20	$197.81 - $234.99
Q3 2020	20,944,895	$4,460,006	$204.56	$177.34 - $223.24
Q2 2020	20,684,406	$3,692,373	$182.62	$167.04 - $203.33
Q1 2020	20,219,588	$3,696,746	$212.55	$159.50 - $231.61
Q4 2019	20,418,739	$4,624,845	$217.17	$201.33 - $228.23
Q3 2019	20,252,660	$4,212,959	$206.04	$195.40 - $216.58
Q2 2019	20,700,224	$4,412,668	$206.92	$196.89 - $219.16
Q1 2019	20,608,009	$4,139,943	$201.85	$191.04 - $209.40
Q4 2018	20,347,246	$4,154,500	$208.87	$186.10 - $224.07
Q3 2018	19,839,001	$4,247,729	$205.18	$185.72 - $223.00
Q2 2018	19,929,149	$3,719,776	$194.92	$184.75 - $202.77
Q1 2018	19,963,218	$3,982,262	$205.34	$189.30 - $217.62
Q4 2017	20,356,990	$4,035,162	$189.88	$180.44 - $200.50
Q3 2017	20,906,411	$3,832,562	$176.72	$168.00 - $184.00
Q2 2017	19,674,497	$3,332,269	$166.33	$160.93 - $171.95
Q1 2017	19,980,402	$3,330,333	$167.31	$158.61 - $177.86
Q4 2016	19,903,092	$3,243,806	$153.96	$141.92 - $167.25
Q3 2016	19,652,034	$2,839,129	$146.25	$140.95 - $151.05
Q2 2016	19,378,452	$2,805,805	$142.96	$136.65 - $148.03
Q1 2016	19,429,636	$2,751,714	$132.58	$123.55 - $143.40
Q4 2015	19,423,464	$2,564,675	$134.20	$127.46 - $138.62
Q3 2015	20,620,622	$2,688,929	$137.00	$125.50 - $144.69
Q2 2015	20,183,773	$2,747,213	$142.63	$136.08 - $148.57
Q1 2015	20,553,299	$2,966,253	$147.14	$142.50 - $151.69
Q4 2014	20,996,535	$3,152,629	$144.37	$132.03 - $152.94
Q3 2014	20,904,053	$2,887,686	$133.21	$122.72 - $142.45
Q2 2014	21,709,147	$2,747,510	$126.57	$121.09 - $129.73
Q1 2014	20,956,015	$2,618,873	$116.85	$108.12 - $125.91
Q4 2013	21,215,675	$2,515,331	$115.63	$110.84 - $118.66
Q3 2013	21,154,090	$2,401,201	$115.36	$110.72 - $119.30
Q2 2013	22,032,539	$2,465,882	$110.02	$102.69 - $115.98