BERKSHIRE HATHAWAY INC DEL

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

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q4 2025

Shares 4,292 Value ($000) $2,157 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 4,226 Value ($000) $2,125 Avg Close $484.36 Range $455.19 - $507.66

Q1 2025

Shares 7,130 Value ($000) $3,797 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 1,529 Value ($000) $693 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 6,018 Value ($000) $2,770 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 5,792 Value ($000) $2,356 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 4,098 Value ($000) $1,723 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 14,511 Value ($000) $5,175 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 11,851 Value ($000) $4,151 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 33,793 Value ($000) $11,523 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 1,823 Value ($000) $563 Avg Close $308.18 Range $292.42 - $321.32

Q3 2022

Shares 4,626 Value ($000) $1,235 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 1,061 Value ($000) $290 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 8,937 Value ($000) $3,154 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 4,899 Value ($000) $1,465 Avg Close $286.41 Range $272.22 - $301.65

Q1 2021

Shares 2,870 Value ($000) $733 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 3,983 Value ($000) $924 Avg Close $220.20 Range $197.81 - $234.99

Q2 2020

Shares 5,520 Value ($000) $985 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 1,922 Value ($000) $351 Avg Close $212.55 Range $159.50 - $231.61

Q3 2019

Shares 3,270 Value ($000) $680 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 1,847 Value ($000) $394 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 9,841 Value ($000) $1,977 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 10,838 Value ($000) $2,213 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 14,620 Value ($000) $3,130 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 34,027 Value ($000) $6,351 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 51,612 Value ($000) $10,296 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 3,188 Value ($000) $632 Avg Close $189.88 Range $180.44 - $200.50

Q2 2017

Shares 39,174 Value ($000) $6,635 Avg Close $166.33 Range $160.93 - $171.95

Q4 2016

Shares 10,018 Value ($000) $1,633 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 6,974 Value ($000) $1,008 Avg Close $146.25 Range $140.95 - $151.05

Q1 2016

Shares 2,712 Value ($000) $385 Avg Close $132.58 Range $123.55 - $143.40

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,292	$2,157	$497.53	$473.15 - $516.85
Q3 2025	4,226	$2,125	$484.36	$455.19 - $507.66
Q1 2025	7,130	$3,797	$486.15	$440.10 - $537.63
Q4 2024	1,529	$693	$461.73	$437.90 - $491.67
Q3 2024	6,018	$2,770	$442.18	$403.82 - $484.82
Q2 2024	5,792	$2,356	$408.62	$395.66 - $424.52
Q1 2024	4,098	$1,723	$393.34	$355.94 - $430.00
Q4 2023	14,511	$5,175	$350.99	$330.58 - $364.05
Q3 2023	11,851	$4,151	$354.77	$338.41 - $373.34
Q2 2023	33,793	$11,523	$326.37	$307.07 - $342.50
Q1 2023	1,823	$563	$308.18	$292.42 - $321.32
Q3 2022	4,626	$1,235	$284.56	$261.55 - $308.15
Q2 2022	1,061	$290	$313.72	$263.68 - $354.58
Q1 2022	8,937	$3,154	$323.46	$294.81 - $362.10
Q4 2021	4,899	$1,465	$286.41	$272.22 - $301.65
Q1 2021	2,870	$733	$242.84	$226.10 - $267.50
Q4 2020	3,983	$924	$220.20	$197.81 - $234.99
Q2 2020	5,520	$985	$182.62	$167.04 - $203.33
Q1 2020	1,922	$351	$212.55	$159.50 - $231.61
Q3 2019	3,270	$680	$206.04	$195.40 - $216.58
Q2 2019	1,847	$394	$206.92	$196.89 - $219.16
Q1 2019	9,841	$1,977	$201.85	$191.04 - $209.40
Q4 2018	10,838	$2,213	$208.87	$186.10 - $224.07
Q3 2018	14,620	$3,130	$205.18	$185.72 - $223.00
Q2 2018	34,027	$6,351	$194.92	$184.75 - $202.77
Q1 2018	51,612	$10,296	$205.34	$189.30 - $217.62
Q4 2017	3,188	$632	$189.88	$180.44 - $200.50
Q2 2017	39,174	$6,635	$166.33	$160.93 - $171.95
Q4 2016	10,018	$1,633	$153.96	$141.92 - $167.25
Q3 2016	6,974	$1,008	$146.25	$140.95 - $151.05
Q1 2016	2,712	$385	$132.58	$123.55 - $143.40