BERKSHIRE HATHAWAY INC DEL

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

NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO's Holding History (CIK: 0001141802)

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

Q4 2025

Shares 447,406 Value ($000) $224,888 Avg Close $497.53 Range $473.15 - $516.85

Q3 2025

Shares 470,470 Value ($000) $236,524 Avg Close $484.36 Range $455.19 - $507.66

Q2 2025

Shares 474,786 Value ($000) $230,636 Avg Close $507.86 Range $462.10 - $542.07

Q1 2025

Shares 470,634 Value ($000) $250,649 Avg Close $486.15 Range $440.10 - $537.63

Q4 2024

Shares 556,268 Value ($000) $252,145 Avg Close $461.73 Range $437.90 - $491.67

Q3 2024

Shares 541,485 Value ($000) $249,223 Avg Close $442.18 Range $403.82 - $484.82

Q2 2024

Shares 524,486 Value ($000) $213,358 Avg Close $408.62 Range $395.66 - $424.52

Q1 2024

Shares 520,958 Value ($000) $219,070 Avg Close $393.34 Range $355.94 - $430.00

Q4 2023

Shares 518,552 Value ($000) $184,945 Avg Close $350.99 Range $330.58 - $364.05

Q3 2023

Shares 499,931 Value ($000) $175,124 Avg Close $354.77 Range $338.41 - $373.34

Q2 2023

Shares 489,123 Value ($000) $166,791 Avg Close $326.37 Range $307.07 - $342.50

Q1 2023

Shares 454,682 Value ($000) $140,392 Avg Close $308.18 Range $292.42 - $321.32

Q4 2022

Shares 358,629 Value ($000) $110,779 Avg Close $296.98 Range $259.85 - $319.56

Q3 2022

Shares 361,734 Value ($000) $96,590 Avg Close $284.56 Range $261.55 - $308.15

Q2 2022

Shares 342,064 Value ($000) $93,389 Avg Close $313.72 Range $263.68 - $354.58

Q1 2022

Shares 317,452 Value ($000) $112,032 Avg Close $323.46 Range $294.81 - $362.10

Q4 2021

Shares 316,038 Value ($000) $94,494 Avg Close $286.41 Range $272.22 - $301.65

Q3 2021

Shares 346,568 Value ($000) $94,592 Avg Close $280.86 Range $270.73 - $291.82

Q2 2021

Shares 335,068 Value ($000) $93,122 Avg Close $279.44 Range $254.80 - $295.08

Q1 2021

Shares 326,605 Value ($000) $83,437 Avg Close $242.84 Range $226.10 - $267.50

Q4 2020

Shares 317,319 Value ($000) $73,576 Avg Close $220.20 Range $197.81 - $234.99

Q3 2020

Shares 306,187 Value ($000) $65,199 Avg Close $204.56 Range $177.34 - $223.24

Q2 2020

Shares 328,928 Value ($000) $58,717 Avg Close $182.62 Range $167.04 - $203.33

Q1 2020

Shares 437,915 Value ($000) $80,063 Avg Close $212.55 Range $159.50 - $231.61

Q4 2019

Shares 419,702 Value ($000) $95,063 Avg Close $217.17 Range $201.33 - $228.23

Q3 2019

Shares 436,959 Value ($000) $90,896 Avg Close $206.04 Range $195.40 - $216.58

Q2 2019

Shares 432,108 Value ($000) $92,112 Avg Close $206.92 Range $196.89 - $219.16

Q1 2019

Shares 422,710 Value ($000) $84,918 Avg Close $201.85 Range $191.04 - $209.40

Q4 2018

Shares 407,121 Value ($000) $83,126 Avg Close $208.87 Range $186.10 - $224.07

Q3 2018

Shares 379,390 Value ($000) $81,230 Avg Close $205.18 Range $185.72 - $223.00

Q2 2018

Shares 362,856 Value ($000) $67,727 Avg Close $194.92 Range $184.75 - $202.77

Q1 2018

Shares 342,470 Value ($000) $68,316 Avg Close $205.34 Range $189.30 - $217.62

Q4 2017

Shares 333,974 Value ($000) $66,200 Avg Close $189.88 Range $180.44 - $200.50

Q3 2017

Shares 321,012 Value ($000) $58,849 Avg Close $176.72 Range $168.00 - $184.00

Q2 2017

Shares 277,074 Value ($000) $46,928 Avg Close $166.33 Range $160.93 - $171.95

Q1 2017

Shares 239,680 Value ($000) $39,949 Avg Close $167.31 Range $158.61 - $177.86

Q4 2016

Shares 232,983 Value ($000) $37,971 Avg Close $153.96 Range $141.92 - $167.25

Q3 2016

Shares 52,262 Value ($000) $7,550 Avg Close $146.25 Range $140.95 - $151.05

Q2 2016

Shares 195,790 Value ($000) $28,349 Avg Close $142.96 Range $136.65 - $148.03

Q1 2016

Shares 149,143 Value ($000) $21,161 Avg Close $132.58 Range $123.55 - $143.40

Q4 2015

Shares 140,547 Value ($000) $18,559 Avg Close $134.20 Range $127.46 - $138.62

Q3 2015

Shares 128,516 Value ($000) $16,759 Avg Close $137.00 Range $125.50 - $144.69

Q2 2015

Shares 110,454 Value ($000) $15,034 Avg Close $142.63 Range $136.08 - $148.57

Q1 2015

Shares 96,593 Value ($000) $13,940 Avg Close $147.14 Range $142.50 - $151.69

Q4 2014

Shares 86,409 Value ($000) $12,974 Avg Close $144.37 Range $132.03 - $152.94

Q3 2014

Shares 84,178 Value ($000) $11,629 Avg Close $133.21 Range $122.72 - $142.45

Q2 2014

Shares 70,156 Value ($000) $8,879 Avg Close $126.57 Range $121.09 - $129.73

Q1 2014

Shares 73,433 Value ($000) $9,177 Avg Close $116.85 Range $108.12 - $125.91

Q4 2013

Shares 73,521 Value ($000) $8,717 Avg Close $115.63 Range $110.84 - $118.66

Q3 2013

Shares 83,074 Value ($000) $9,429 Avg Close $115.36 Range $110.72 - $119.30

Q2 2013

Shares 65,394 Value ($000) $7,319 Avg Close $110.02 Range $102.69 - $115.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	447,406	$224,888	$497.53	$473.15 - $516.85
Q3 2025	470,470	$236,524	$484.36	$455.19 - $507.66
Q2 2025	474,786	$230,636	$507.86	$462.10 - $542.07
Q1 2025	470,634	$250,649	$486.15	$440.10 - $537.63
Q4 2024	556,268	$252,145	$461.73	$437.90 - $491.67
Q3 2024	541,485	$249,223	$442.18	$403.82 - $484.82
Q2 2024	524,486	$213,358	$408.62	$395.66 - $424.52
Q1 2024	520,958	$219,070	$393.34	$355.94 - $430.00
Q4 2023	518,552	$184,945	$350.99	$330.58 - $364.05
Q3 2023	499,931	$175,124	$354.77	$338.41 - $373.34
Q2 2023	489,123	$166,791	$326.37	$307.07 - $342.50
Q1 2023	454,682	$140,392	$308.18	$292.42 - $321.32
Q4 2022	358,629	$110,779	$296.98	$259.85 - $319.56
Q3 2022	361,734	$96,590	$284.56	$261.55 - $308.15
Q2 2022	342,064	$93,389	$313.72	$263.68 - $354.58
Q1 2022	317,452	$112,032	$323.46	$294.81 - $362.10
Q4 2021	316,038	$94,494	$286.41	$272.22 - $301.65
Q3 2021	346,568	$94,592	$280.86	$270.73 - $291.82
Q2 2021	335,068	$93,122	$279.44	$254.80 - $295.08
Q1 2021	326,605	$83,437	$242.84	$226.10 - $267.50
Q4 2020	317,319	$73,576	$220.20	$197.81 - $234.99
Q3 2020	306,187	$65,199	$204.56	$177.34 - $223.24
Q2 2020	328,928	$58,717	$182.62	$167.04 - $203.33
Q1 2020	437,915	$80,063	$212.55	$159.50 - $231.61
Q4 2019	419,702	$95,063	$217.17	$201.33 - $228.23
Q3 2019	436,959	$90,896	$206.04	$195.40 - $216.58
Q2 2019	432,108	$92,112	$206.92	$196.89 - $219.16
Q1 2019	422,710	$84,918	$201.85	$191.04 - $209.40
Q4 2018	407,121	$83,126	$208.87	$186.10 - $224.07
Q3 2018	379,390	$81,230	$205.18	$185.72 - $223.00
Q2 2018	362,856	$67,727	$194.92	$184.75 - $202.77
Q1 2018	342,470	$68,316	$205.34	$189.30 - $217.62
Q4 2017	333,974	$66,200	$189.88	$180.44 - $200.50
Q3 2017	321,012	$58,849	$176.72	$168.00 - $184.00
Q2 2017	277,074	$46,928	$166.33	$160.93 - $171.95
Q1 2017	239,680	$39,949	$167.31	$158.61 - $177.86
Q4 2016	232,983	$37,971	$153.96	$141.92 - $167.25
Q3 2016	52,262	$7,550	$146.25	$140.95 - $151.05
Q2 2016	195,790	$28,349	$142.96	$136.65 - $148.03
Q1 2016	149,143	$21,161	$132.58	$123.55 - $143.40
Q4 2015	140,547	$18,559	$134.20	$127.46 - $138.62
Q3 2015	128,516	$16,759	$137.00	$125.50 - $144.69
Q2 2015	110,454	$15,034	$142.63	$136.08 - $148.57
Q1 2015	96,593	$13,940	$147.14	$142.50 - $151.69
Q4 2014	86,409	$12,974	$144.37	$132.03 - $152.94
Q3 2014	84,178	$11,629	$133.21	$122.72 - $142.45
Q2 2014	70,156	$8,879	$126.57	$121.09 - $129.73
Q1 2014	73,433	$9,177	$116.85	$108.12 - $125.91
Q4 2013	73,521	$8,717	$115.63	$110.84 - $118.66
Q3 2013	83,074	$9,429	$115.36	$110.72 - $119.30
Q2 2013	65,394	$7,319	$110.02	$102.69 - $115.98