BERKSHIRE HATHAWAY INC DEL

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

Robeco Institutional Asset Management B.V.'s Holding History (CIK: 0001418773)

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

Q4 2025

Shares 321,312 Value ($000) $161,507 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 305,810 Value ($000) $153,743 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 318,110 Value ($000) $154,528 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 367,550 Value ($000) $195,750 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 346,318 Value ($000) $156,979 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 390,161 Value ($000) $179,576 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 339,336 Value ($000) $138,042 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 332,665 Value ($000) $139,892 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 323,716 Value ($000) $115,457 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 315,556 Value ($000) $110,539 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 289,590 Value ($000) $98,750 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 363,362 Value ($000) $112,195 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 410,562 Value ($000) $126,823 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 897,065 Value ($000) $239,535 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 1,119,703 Value ($000) $305,699 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 1,058,148 Value ($000) $373,433 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 967,014 Value ($000) $289,134 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 1,101,838 Value ($000) $300,736 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 982,807 Value ($000) $273,145 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 708,106 Value ($000) $180,899 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 686,229 Value ($000) $159,118 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 640,626 Value ($000) $136,413 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 688,649 Value ($000) $122,931 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 377,945 Value ($000) $69,100 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 246,177 Value ($000) $55,759 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 211,837 Value ($000) $44,066 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 218,663 Value ($000) $46,612 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 268,604 Value ($000) $53,959 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 182,318 Value ($000) $37,205 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 169,148 Value ($000) $36,214 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 128,610 Value ($000) $24,005 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 143,180 Value ($000) $28,561 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 93,606 Value ($000) $18,554 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 64,173 Value ($000) $11,763 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 59,509 Value ($000) $10,080 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 62,883 Value ($000) $10,482 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 42,300 Value ($000) $6,893 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 88,020 Value ($000) $12,716 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 85,856 Value ($000) $12,430 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 83,588 Value ($000) $11,860 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 80,086 Value ($000) $10,575 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 976,794 Value ($000) $127,373 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 865,284 Value ($000) $117,773 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 923,146 Value ($000) $133,228 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 1,041,161 Value ($000) $156,330 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 1,098,285 Value ($000) $151,718 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 1,123,034 Value ($000) $142,132 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 1,011,382 Value ($000) $126,391 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 847,710 Value ($000) $100,504 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 692,993 Value ($000) $78,663 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 692,361 Value ($000) $77,490 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	321,312	$161,507	$497.53	$473.15 - $516.85
Q3 2025	305,810	$153,743	$484.36	$455.19 - $507.66
Q2 2025	318,110	$154,528	$507.86	$462.10 - $542.07
Q1 2025	367,550	$195,750	$486.15	$440.10 - $537.63
Q4 2024	346,318	$156,979	$461.73	$437.90 - $491.67
Q3 2024	390,161	$179,576	$442.18	$403.82 - $484.82
Q2 2024	339,336	$138,042	$408.62	$395.66 - $424.52
Q1 2024	332,665	$139,892	$393.34	$355.94 - $430.00
Q4 2023	323,716	$115,457	$350.99	$330.58 - $364.05
Q3 2023	315,556	$110,539	$354.77	$338.41 - $373.34
Q2 2023	289,590	$98,750	$326.37	$307.07 - $342.50
Q1 2023	363,362	$112,195	$308.18	$292.42 - $321.32
Q4 2022	410,562	$126,823	$296.98	$259.85 - $319.56
Q3 2022	897,065	$239,535	$284.56	$261.55 - $308.15
Q2 2022	1,119,703	$305,699	$313.72	$263.68 - $354.58
Q1 2022	1,058,148	$373,433	$323.46	$294.81 - $362.10
Q4 2021	967,014	$289,134	$286.41	$272.22 - $301.65
Q3 2021	1,101,838	$300,736	$280.86	$270.73 - $291.82
Q2 2021	982,807	$273,145	$279.44	$254.80 - $295.08
Q1 2021	708,106	$180,899	$242.84	$226.10 - $267.50
Q4 2020	686,229	$159,118	$220.20	$197.81 - $234.99
Q3 2020	640,626	$136,413	$204.56	$177.34 - $223.24
Q2 2020	688,649	$122,931	$182.62	$167.04 - $203.33
Q1 2020	377,945	$69,100	$212.55	$159.50 - $231.61
Q4 2019	246,177	$55,759	$217.17	$201.33 - $228.23
Q3 2019	211,837	$44,066	$206.04	$195.40 - $216.58
Q2 2019	218,663	$46,612	$206.92	$196.89 - $219.16
Q1 2019	268,604	$53,959	$201.85	$191.04 - $209.40
Q4 2018	182,318	$37,205	$208.87	$186.10 - $224.07
Q3 2018	169,148	$36,214	$205.18	$185.72 - $223.00
Q2 2018	128,610	$24,005	$194.92	$184.75 - $202.77
Q1 2018	143,180	$28,561	$205.34	$189.30 - $217.62
Q4 2017	93,606	$18,554	$189.88	$180.44 - $200.50
Q3 2017	64,173	$11,763	$176.72	$168.00 - $184.00
Q2 2017	59,509	$10,080	$166.33	$160.93 - $171.95
Q1 2017	62,883	$10,482	$167.31	$158.61 - $177.86
Q4 2016	42,300	$6,893	$153.96	$141.92 - $167.25
Q3 2016	88,020	$12,716	$146.25	$140.95 - $151.05
Q2 2016	85,856	$12,430	$142.96	$136.65 - $148.03
Q1 2016	83,588	$11,860	$132.58	$123.55 - $143.40
Q4 2015	80,086	$10,575	$134.20	$127.46 - $138.62
Q3 2015	976,794	$127,373	$137.00	$125.50 - $144.69
Q2 2015	865,284	$117,773	$142.63	$136.08 - $148.57
Q1 2015	923,146	$133,228	$147.14	$142.50 - $151.69
Q4 2014	1,041,161	$156,330	$144.37	$132.03 - $152.94
Q3 2014	1,098,285	$151,718	$133.21	$122.72 - $142.45
Q2 2014	1,123,034	$142,132	$126.57	$121.09 - $129.73
Q1 2014	1,011,382	$126,391	$116.85	$108.12 - $125.91
Q4 2013	847,710	$100,504	$115.63	$110.84 - $118.66
Q3 2013	692,993	$78,663	$115.36	$110.72 - $119.30
Q2 2013	692,361	$77,490	$110.02	$102.69 - $115.98