BERKSHIRE HATHAWAY INC DEL

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

WOODSTOCK CORP's Holding History (CIK: 0001008877)

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

Q4 2025

Shares 20,937 Value ($000) $10,524 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 20,477 Value ($000) $10,295 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 20,702 Value ($000) $10,056 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 20,711 Value ($000) $11,030 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 20,197 Value ($000) $9,155 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 19,694 Value ($000) $9,064 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 19,419 Value ($000) $7,900 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 19,004 Value ($000) $7,992 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 19,214 Value ($000) $6,853 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 19,073 Value ($000) $6,681 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 18,962 Value ($000) $6,466 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 18,028 Value ($000) $5,567 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 17,500 Value ($000) $5,406 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 18,320 Value ($000) $4,892 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 16,402 Value ($000) $4,478 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 16,185 Value ($000) $5,712 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 15,838 Value ($000) $4,736 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 15,465 Value ($000) $4,221 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 15,414 Value ($000) $4,284 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 15,128 Value ($000) $3,865 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 14,807 Value ($000) $3,433 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 12,272 Value ($000) $2,613 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 12,697 Value ($000) $2,267 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 12,213 Value ($000) $2,233 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 10,928 Value ($000) $2,475 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 9,998 Value ($000) $2,080 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 10,293 Value ($000) $2,194 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 10,543 Value ($000) $2,118 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 10,718 Value ($000) $2,188 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 10,743 Value ($000) $2,300 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 10,583 Value ($000) $1,975 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 10,439 Value ($000) $2,082 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 9,429 Value ($000) $1,869 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 8,789 Value ($000) $1,611 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 8,592 Value ($000) $1,455 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 8,652 Value ($000) $1,442 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 7,752 Value ($000) $1,263 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 7,537 Value ($000) $1,089 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 7,477 Value ($000) $1,083 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 7,127 Value ($000) $1,011 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 7,177 Value ($000) $948 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 6,690 Value ($000) $872 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 13,340 Value ($000) $1,816 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 15,487 Value ($000) $2,235 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 12,372 Value ($000) $1,858 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 12,372 Value ($000) $1,709 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 12,372 Value ($000) $1,566 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 12,672 Value ($000) $1,584 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 12,672 Value ($000) $1,502 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 12,672 Value ($000) $1,438 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 12,672 Value ($000) $1,418 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	20,937	$10,524	$497.53	$473.15 - $516.85
Q3 2025	20,477	$10,295	$484.36	$455.19 - $507.66
Q2 2025	20,702	$10,056	$507.86	$462.10 - $542.07
Q1 2025	20,711	$11,030	$486.15	$440.10 - $537.63
Q4 2024	20,197	$9,155	$461.73	$437.90 - $491.67
Q3 2024	19,694	$9,064	$442.18	$403.82 - $484.82
Q2 2024	19,419	$7,900	$408.62	$395.66 - $424.52
Q1 2024	19,004	$7,992	$393.34	$355.94 - $430.00
Q4 2023	19,214	$6,853	$350.99	$330.58 - $364.05
Q3 2023	19,073	$6,681	$354.77	$338.41 - $373.34
Q2 2023	18,962	$6,466	$326.37	$307.07 - $342.50
Q1 2023	18,028	$5,567	$308.18	$292.42 - $321.32
Q4 2022	17,500	$5,406	$296.98	$259.85 - $319.56
Q3 2022	18,320	$4,892	$284.56	$261.55 - $308.15
Q2 2022	16,402	$4,478	$313.72	$263.68 - $354.58
Q1 2022	16,185	$5,712	$323.46	$294.81 - $362.10
Q4 2021	15,838	$4,736	$286.41	$272.22 - $301.65
Q3 2021	15,465	$4,221	$280.86	$270.73 - $291.82
Q2 2021	15,414	$4,284	$279.44	$254.80 - $295.08
Q1 2021	15,128	$3,865	$242.84	$226.10 - $267.50
Q4 2020	14,807	$3,433	$220.20	$197.81 - $234.99
Q3 2020	12,272	$2,613	$204.56	$177.34 - $223.24
Q2 2020	12,697	$2,267	$182.62	$167.04 - $203.33
Q1 2020	12,213	$2,233	$212.55	$159.50 - $231.61
Q4 2019	10,928	$2,475	$217.17	$201.33 - $228.23
Q3 2019	9,998	$2,080	$206.04	$195.40 - $216.58
Q2 2019	10,293	$2,194	$206.92	$196.89 - $219.16
Q1 2019	10,543	$2,118	$201.85	$191.04 - $209.40
Q4 2018	10,718	$2,188	$208.87	$186.10 - $224.07
Q3 2018	10,743	$2,300	$205.18	$185.72 - $223.00
Q2 2018	10,583	$1,975	$194.92	$184.75 - $202.77
Q1 2018	10,439	$2,082	$205.34	$189.30 - $217.62
Q4 2017	9,429	$1,869	$189.88	$180.44 - $200.50
Q3 2017	8,789	$1,611	$176.72	$168.00 - $184.00
Q2 2017	8,592	$1,455	$166.33	$160.93 - $171.95
Q1 2017	8,652	$1,442	$167.31	$158.61 - $177.86
Q4 2016	7,752	$1,263	$153.96	$141.92 - $167.25
Q3 2016	7,537	$1,089	$146.25	$140.95 - $151.05
Q2 2016	7,477	$1,083	$142.96	$136.65 - $148.03
Q1 2016	7,127	$1,011	$132.58	$123.55 - $143.40
Q4 2015	7,177	$948	$134.20	$127.46 - $138.62
Q3 2015	6,690	$872	$137.00	$125.50 - $144.69
Q2 2015	13,340	$1,816	$142.63	$136.08 - $148.57
Q1 2015	15,487	$2,235	$147.14	$142.50 - $151.69
Q4 2014	12,372	$1,858	$144.37	$132.03 - $152.94
Q3 2014	12,372	$1,709	$133.21	$122.72 - $142.45
Q2 2014	12,372	$1,566	$126.57	$121.09 - $129.73
Q1 2014	12,672	$1,584	$116.85	$108.12 - $125.91
Q4 2013	12,672	$1,502	$115.63	$110.84 - $118.66
Q3 2013	12,672	$1,438	$115.36	$110.72 - $119.30
Q2 2013	12,672	$1,418	$110.02	$102.69 - $115.98