BERKSHIRE HATHAWAY INC DEL

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

Private Wealth Partners, LLC's Holding History (CIK: 0001335851)

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

Q4 2025

Shares 97,213 Value ($000) $48,864 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 96,088 Value ($000) $48,307 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 85,643 Value ($000) $41,603 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 83,987 Value ($000) $44,730 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 84,528 Value ($000) $38,315 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 85,287 Value ($000) $39,254 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 84,483 Value ($000) $34,368 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 83,491 Value ($000) $35,110 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 86,929 Value ($000) $31,004 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 85,554 Value ($000) $29,970 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 87,244 Value ($000) $29,750 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 86,650 Value ($000) $26,755 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 85,876 Value ($000) $26,527 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 82,024 Value ($000) $21,902 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 80,611 Value ($000) $22,008 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 81,690 Value ($000) $28,829 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 84,571 Value ($000) $25,287 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 87,979 Value ($000) $24,013 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 87,865 Value ($000) $24,419 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 87,644 Value ($000) $22,390 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 88,092 Value ($000) $20,426 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 85,777 Value ($000) $18,265 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 84,452 Value ($000) $15,076 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 79,132 Value ($000) $14,468 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 70,893 Value ($000) $16,057 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 61,353 Value ($000) $12,763 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 59,244 Value ($000) $12,629 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 57,666 Value ($000) $11,585 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 53,575 Value ($000) $10,939 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 37,410 Value ($000) $8,010 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 36,375 Value ($000) $6,789 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 36,270 Value ($000) $7,235 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 35,088 Value ($000) $6,955 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 34,430 Value ($000) $6,312 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 32,850 Value ($000) $5,564 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 29,320 Value ($000) $4,887 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 31,095 Value ($000) $5,068 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 30,870 Value ($000) $4,460 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 31,291 Value ($000) $4,531 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 31,091 Value ($000) $4,411 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 31,460 Value ($000) $4,154 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 30,951 Value ($000) $4,036 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 30,166 Value ($000) $4,106 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 30,266 Value ($000) $4,368 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 31,266 Value ($000) $4,695 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 30,866 Value ($000) $4,264 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 30,716 Value ($000) $3,887 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 30,616 Value ($000) $3,826 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 29,386 Value ($000) $3,484 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 30,115 Value ($000) $3,418 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 31,586 Value ($000) $3,535 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	97,213	$48,864	$497.53	$473.15 - $516.85
Q3 2025	96,088	$48,307	$484.36	$455.19 - $507.66
Q2 2025	85,643	$41,603	$507.86	$462.10 - $542.07
Q1 2025	83,987	$44,730	$486.15	$440.10 - $537.63
Q4 2024	84,528	$38,315	$461.73	$437.90 - $491.67
Q3 2024	85,287	$39,254	$442.18	$403.82 - $484.82
Q2 2024	84,483	$34,368	$408.62	$395.66 - $424.52
Q1 2024	83,491	$35,110	$393.34	$355.94 - $430.00
Q4 2023	86,929	$31,004	$350.99	$330.58 - $364.05
Q3 2023	85,554	$29,970	$354.77	$338.41 - $373.34
Q2 2023	87,244	$29,750	$326.37	$307.07 - $342.50
Q1 2023	86,650	$26,755	$308.18	$292.42 - $321.32
Q4 2022	85,876	$26,527	$296.98	$259.85 - $319.56
Q3 2022	82,024	$21,902	$284.56	$261.55 - $308.15
Q2 2022	80,611	$22,008	$313.72	$263.68 - $354.58
Q1 2022	81,690	$28,829	$323.46	$294.81 - $362.10
Q4 2021	84,571	$25,287	$286.41	$272.22 - $301.65
Q3 2021	87,979	$24,013	$280.86	$270.73 - $291.82
Q2 2021	87,865	$24,419	$279.44	$254.80 - $295.08
Q1 2021	87,644	$22,390	$242.84	$226.10 - $267.50
Q4 2020	88,092	$20,426	$220.20	$197.81 - $234.99
Q3 2020	85,777	$18,265	$204.56	$177.34 - $223.24
Q2 2020	84,452	$15,076	$182.62	$167.04 - $203.33
Q1 2020	79,132	$14,468	$212.55	$159.50 - $231.61
Q4 2019	70,893	$16,057	$217.17	$201.33 - $228.23
Q3 2019	61,353	$12,763	$206.04	$195.40 - $216.58
Q2 2019	59,244	$12,629	$206.92	$196.89 - $219.16
Q1 2019	57,666	$11,585	$201.85	$191.04 - $209.40
Q4 2018	53,575	$10,939	$208.87	$186.10 - $224.07
Q3 2018	37,410	$8,010	$205.18	$185.72 - $223.00
Q2 2018	36,375	$6,789	$194.92	$184.75 - $202.77
Q1 2018	36,270	$7,235	$205.34	$189.30 - $217.62
Q4 2017	35,088	$6,955	$189.88	$180.44 - $200.50
Q3 2017	34,430	$6,312	$176.72	$168.00 - $184.00
Q2 2017	32,850	$5,564	$166.33	$160.93 - $171.95
Q1 2017	29,320	$4,887	$167.31	$158.61 - $177.86
Q4 2016	31,095	$5,068	$153.96	$141.92 - $167.25
Q3 2016	30,870	$4,460	$146.25	$140.95 - $151.05
Q2 2016	31,291	$4,531	$142.96	$136.65 - $148.03
Q1 2016	31,091	$4,411	$132.58	$123.55 - $143.40
Q4 2015	31,460	$4,154	$134.20	$127.46 - $138.62
Q3 2015	30,951	$4,036	$137.00	$125.50 - $144.69
Q2 2015	30,166	$4,106	$142.63	$136.08 - $148.57
Q1 2015	30,266	$4,368	$147.14	$142.50 - $151.69
Q4 2014	31,266	$4,695	$144.37	$132.03 - $152.94
Q3 2014	30,866	$4,264	$133.21	$122.72 - $142.45
Q2 2014	30,716	$3,887	$126.57	$121.09 - $129.73
Q1 2014	30,616	$3,826	$116.85	$108.12 - $125.91
Q4 2013	29,386	$3,484	$115.63	$110.84 - $118.66
Q3 2013	30,115	$3,418	$115.36	$110.72 - $119.30
Q2 2013	31,586	$3,535	$110.02	$102.69 - $115.98