BERKSHIRE HATHAWAY INC DEL

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

WASHINGTON TRUST Co's Holding History (CIK: 0001079736)

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

Q4 2025

Shares 26,569 Value ($000) $13,355 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 23,529 Value ($000) $11,829 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 15,338 Value ($000) $7,451 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 18,029 Value ($000) $9,602 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 15,557 Value ($000) $7,052 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 14,032 Value ($000) $6,458 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 15,226 Value ($000) $6,194 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 15,295 Value ($000) $6,432 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 15,398 Value ($000) $5,492 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 14,465 Value ($000) $5,067 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 14,599 Value ($000) $4,978 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 14,681 Value ($000) $4,533 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 14,915 Value ($000) $4,607 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 15,185 Value ($000) $4,054 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 15,224 Value ($000) $4,156 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 15,726 Value ($000) $5,550 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 15,931 Value ($000) $4,763 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 122,683 Value ($000) $33,485 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 123,840 Value ($000) $34,419 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 124,456 Value ($000) $31,795 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 124,305 Value ($000) $28,823 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 120,447 Value ($000) $25,648 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 16,262 Value ($000) $2,881 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 18,143 Value ($000) $3,317 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 16,960 Value ($000) $3,842 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 16,587 Value ($000) $3,526 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 15,892 Value ($000) $3,387 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 15,652 Value ($000) $3,276 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 15,489 Value ($000) $3,163 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 14,592 Value ($000) $3,124 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 14,363 Value ($000) $2,681 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 13,253 Value ($000) $2,644 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 13,319 Value ($000) $2,640 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 13,063 Value ($000) $2,394 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 13,567 Value ($000) $2,298 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 13,601 Value ($000) $2,267 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 13,751 Value ($000) $2,241 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 13,351 Value ($000) $1,929 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 14,027 Value ($000) $2,031 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 13,641 Value ($000) $1,935 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 12,996 Value ($000) $1,716 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 13,381 Value ($000) $1,744 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 13,402 Value ($000) $1,824 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 13,407 Value ($000) $1,935 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 13,161 Value ($000) $1,976 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 12,231 Value ($000) $1,689 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 12,686 Value ($000) $1,605 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 12,721 Value ($000) $1,589 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 22,749 Value ($000) $2,697 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 23,210 Value ($000) $2,635 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 23,768 Value ($000) $2,660 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	26,569	$13,355	$497.53	$473.15 - $516.85
Q3 2025	23,529	$11,829	$484.36	$455.19 - $507.66
Q2 2025	15,338	$7,451	$507.86	$462.10 - $542.07
Q1 2025	18,029	$9,602	$486.15	$440.10 - $537.63
Q4 2024	15,557	$7,052	$461.73	$437.90 - $491.67
Q3 2024	14,032	$6,458	$442.18	$403.82 - $484.82
Q2 2024	15,226	$6,194	$408.62	$395.66 - $424.52
Q1 2024	15,295	$6,432	$393.34	$355.94 - $430.00
Q4 2023	15,398	$5,492	$350.99	$330.58 - $364.05
Q3 2023	14,465	$5,067	$354.77	$338.41 - $373.34
Q2 2023	14,599	$4,978	$326.37	$307.07 - $342.50
Q1 2023	14,681	$4,533	$308.18	$292.42 - $321.32
Q4 2022	14,915	$4,607	$296.98	$259.85 - $319.56
Q3 2022	15,185	$4,054	$284.56	$261.55 - $308.15
Q2 2022	15,224	$4,156	$313.72	$263.68 - $354.58
Q1 2022	15,726	$5,550	$323.46	$294.81 - $362.10
Q4 2021	15,931	$4,763	$286.41	$272.22 - $301.65
Q3 2021	122,683	$33,485	$280.86	$270.73 - $291.82
Q2 2021	123,840	$34,419	$279.44	$254.80 - $295.08
Q1 2021	124,456	$31,795	$242.84	$226.10 - $267.50
Q4 2020	124,305	$28,823	$220.20	$197.81 - $234.99
Q3 2020	120,447	$25,648	$204.56	$177.34 - $223.24
Q2 2020	16,262	$2,881	$182.62	$167.04 - $203.33
Q1 2020	18,143	$3,317	$212.55	$159.50 - $231.61
Q4 2019	16,960	$3,842	$217.17	$201.33 - $228.23
Q3 2019	16,587	$3,526	$206.04	$195.40 - $216.58
Q2 2019	15,892	$3,387	$206.92	$196.89 - $219.16
Q1 2019	15,652	$3,276	$201.85	$191.04 - $209.40
Q4 2018	15,489	$3,163	$208.87	$186.10 - $224.07
Q3 2018	14,592	$3,124	$205.18	$185.72 - $223.00
Q2 2018	14,363	$2,681	$194.92	$184.75 - $202.77
Q1 2018	13,253	$2,644	$205.34	$189.30 - $217.62
Q4 2017	13,319	$2,640	$189.88	$180.44 - $200.50
Q3 2017	13,063	$2,394	$176.72	$168.00 - $184.00
Q2 2017	13,567	$2,298	$166.33	$160.93 - $171.95
Q1 2017	13,601	$2,267	$167.31	$158.61 - $177.86
Q4 2016	13,751	$2,241	$153.96	$141.92 - $167.25
Q3 2016	13,351	$1,929	$146.25	$140.95 - $151.05
Q2 2016	14,027	$2,031	$142.96	$136.65 - $148.03
Q1 2016	13,641	$1,935	$132.58	$123.55 - $143.40
Q4 2015	12,996	$1,716	$134.20	$127.46 - $138.62
Q3 2015	13,381	$1,744	$137.00	$125.50 - $144.69
Q2 2015	13,402	$1,824	$142.63	$136.08 - $148.57
Q1 2015	13,407	$1,935	$147.14	$142.50 - $151.69
Q4 2014	13,161	$1,976	$144.37	$132.03 - $152.94
Q3 2014	12,231	$1,689	$133.21	$122.72 - $142.45
Q2 2014	12,686	$1,605	$126.57	$121.09 - $129.73
Q1 2014	12,721	$1,589	$116.85	$108.12 - $125.91
Q4 2013	22,749	$2,697	$115.63	$110.84 - $118.66
Q3 2013	23,210	$2,635	$115.36	$110.72 - $119.30
Q2 2013	23,768	$2,660	$110.02	$102.69 - $115.98