MICROSOFT CORP

Ticker: MSFT CUSIP: 594918104 Class: Common Stock

Main Street Research LLC's Holding History (CIK: 0001513211)

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

Q4 2025

Shares 168,207 Value ($000) $81,348 Avg Close $500.58 Range $464.89 - $552.69

Q3 2025

Shares 168,164 Value ($000) $87,101 Avg Close $508.71 Range $486.99 - $553.50

Q2 2025

Shares 94,702 Value ($000) $47,106 Avg Close $432.38 Range $342.95 - $499.00

Q1 2025

Shares 133,621 Value ($000) $50,160 Avg Close $405.08 Range $365.28 - $445.10

Q4 2024

Shares 129,762 Value ($000) $54,694 Avg Close $422.35 Range $401.80 - $452.82

Q3 2024

Shares 125,423 Value ($000) $53,969 Avg Close $423.10 Range $381.30 - $463.16

Q2 2024

Shares 122,701 Value ($000) $54,841 Avg Close $417.26 Range $383.04 - $451.11

Q1 2024

Shares 119,176 Value ($000) $50,141 Avg Close $399.26 Range $361.12 - $425.28

Q4 2023

Shares 118,834 Value ($000) $44,686 Avg Close $350.36 Range $306.02 - $378.65

Q3 2023

Shares 116,604 Value ($000) $36,818 Avg Close $324.59 Range $304.29 - $359.90

Q2 2023

Shares 61,114 Value ($000) $20,812 Avg Close $307.21 Range $269.61 - $344.87

Q1 2023

Shares 60,308 Value ($000) $17,387 Avg Close $249.46 Range $214.23 - $283.22

Q4 2022

Shares 15,696 Value ($000) $3,764 Avg Close $234.05 Range $207.86 - $257.76

Q3 2022

Shares 14,700 Value ($000) $3,424 Avg Close $256.88 Range $226.66 - $285.90

Q2 2022

Shares 10,822 Value ($000) $2,780 Avg Close $263.43 Range $234.71 - $305.53

Q1 2022

Shares 106,343 Value ($000) $32,787 Avg Close $291.40 Range $261.79 - $327.04

Q4 2021

Shares 146,395 Value ($000) $49,236 Avg Close $313.41 Range $270.67 - $338.33

Q3 2021

Shares 141,079 Value ($000) $39,773 Avg Close $280.73 Range $259.89 - $295.39

Q2 2021

Shares 135,028 Value ($000) $36,579 Avg Close $244.73 Range $228.94 - $261.86

Q1 2021

Shares 122,729 Value ($000) $28,936 Avg Close $222.90 Range $203.36 - $236.17

Q4 2020

Shares 114,880 Value ($000) $25,552 Avg Close $206.04 Range $191.04 - $218.32

Q3 2020

Shares 107,171 Value ($000) $22,541 Avg Close $200.75 Range $187.82 - $222.85

Q2 2020

Shares 103,399 Value ($000) $21,043 Avg Close $173.06 Range $143.15 - $195.15

Q1 2020

Shares 96,179 Value ($000) $15,168 Avg Close $156.34 Range $126.17 - $181.07

Q4 2019

Shares 92,237 Value ($000) $14,546 Avg Close $139.23 Range $126.06 - $151.49

Q3 2019

Shares 10,393 Value ($000) $1,445 Avg Close $129.91 Range $123.34 - $134.72

Q2 2019

Shares 10,160 Value ($000) $1,361 Avg Close $119.52 Range $110.97 - $130.53

Q1 2019

Shares 10,192 Value ($000) $1,202 Avg Close $102.29 Range $90.94 - $113.53

Q4 2018

Shares 9,650 Value ($000) $980 Avg Close $100.00 Range $87.91 - $108.24

Q3 2018

Shares 20,138 Value ($000) $2,303 Avg Close $100.81 Range $90.95 - $107.41

Q2 2018

Shares 14,567 Value ($000) $1,436 Avg Close $89.76 Range $80.86 - $95.30

Q1 2018

Shares 14,750 Value ($000) $1,346 Avg Close $84.31 Range $77.10 - $89.85

Q4 2017

Shares 9,961 Value ($000) $852 Avg Close $75.26 Range $67.45 - $80.48

Q3 2017

Shares 8,381 Value ($000) $624 Avg Close $66.68 Range $61.92 - $69.52

Q2 2017

Shares 11,021 Value ($000) $760 Avg Close $62.32 Range $58.70 - $66.35

Q1 2017

Shares 8,348 Value ($000) $550 Avg Close $57.84 Range $55.73 - $59.91

Q4 2016

Shares 9,336 Value ($000) $580 Avg Close $53.94 Range $50.33 - $57.67

Q3 2016

Shares 6,562 Value ($000) $378 Avg Close $50.29 Range $44.75 - $52.45

Q2 2016

Shares 6,816 Value ($000) $349 Avg Close $45.98 Range $42.66 - $50.07

Q1 2016

Shares 5,393 Value ($000) $298 Avg Close $46.08 Range $42.20 - $49.07

Q4 2015

Shares 5,048 Value ($000) $280 Avg Close $45.92 Range $38.05 - $49.78

Q3 2015

Shares 5,048 Value ($000) $266 Avg Close $38.92 Range $34.55 - $41.83

Q2 2015

Shares 5,504 Value ($000) $243 Avg Close $39.29 Range $34.44 - $42.53

Q1 2015

Shares 5,459 Value ($000) $222 Avg Close $37.24 Range $34.29 - $40.84

Q4 2014

Shares 4,360 Value ($000) $203 Avg Close $39.88 Range $35.66 - $42.40

Q4 2013

Shares 13,278 Value ($000) $497 Avg Close $30.02 Range $27.01 - $32.34

Q3 2013

Shares 12,895 Value ($000) $429 Avg Close $27.00 Range $25.36 - $29.79

Q2 2013

Shares 16,387 Value ($000) $566 Avg Close $26.70 Range $22.82 - $29.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	168,207	$81,348	$500.58	$464.89 - $552.69
Q3 2025	168,164	$87,101	$508.71	$486.99 - $553.50
Q2 2025	94,702	$47,106	$432.38	$342.95 - $499.00
Q1 2025	133,621	$50,160	$405.08	$365.28 - $445.10
Q4 2024	129,762	$54,694	$422.35	$401.80 - $452.82
Q3 2024	125,423	$53,969	$423.10	$381.30 - $463.16
Q2 2024	122,701	$54,841	$417.26	$383.04 - $451.11
Q1 2024	119,176	$50,141	$399.26	$361.12 - $425.28
Q4 2023	118,834	$44,686	$350.36	$306.02 - $378.65
Q3 2023	116,604	$36,818	$324.59	$304.29 - $359.90
Q2 2023	61,114	$20,812	$307.21	$269.61 - $344.87
Q1 2023	60,308	$17,387	$249.46	$214.23 - $283.22
Q4 2022	15,696	$3,764	$234.05	$207.86 - $257.76
Q3 2022	14,700	$3,424	$256.88	$226.66 - $285.90
Q2 2022	10,822	$2,780	$263.43	$234.71 - $305.53
Q1 2022	106,343	$32,787	$291.40	$261.79 - $327.04
Q4 2021	146,395	$49,236	$313.41	$270.67 - $338.33
Q3 2021	141,079	$39,773	$280.73	$259.89 - $295.39
Q2 2021	135,028	$36,579	$244.73	$228.94 - $261.86
Q1 2021	122,729	$28,936	$222.90	$203.36 - $236.17
Q4 2020	114,880	$25,552	$206.04	$191.04 - $218.32
Q3 2020	107,171	$22,541	$200.75	$187.82 - $222.85
Q2 2020	103,399	$21,043	$173.06	$143.15 - $195.15
Q1 2020	96,179	$15,168	$156.34	$126.17 - $181.07
Q4 2019	92,237	$14,546	$139.23	$126.06 - $151.49
Q3 2019	10,393	$1,445	$129.91	$123.34 - $134.72
Q2 2019	10,160	$1,361	$119.52	$110.97 - $130.53
Q1 2019	10,192	$1,202	$102.29	$90.94 - $113.53
Q4 2018	9,650	$980	$100.00	$87.91 - $108.24
Q3 2018	20,138	$2,303	$100.81	$90.95 - $107.41
Q2 2018	14,567	$1,436	$89.76	$80.86 - $95.30
Q1 2018	14,750	$1,346	$84.31	$77.10 - $89.85
Q4 2017	9,961	$852	$75.26	$67.45 - $80.48
Q3 2017	8,381	$624	$66.68	$61.92 - $69.52
Q2 2017	11,021	$760	$62.32	$58.70 - $66.35
Q1 2017	8,348	$550	$57.84	$55.73 - $59.91
Q4 2016	9,336	$580	$53.94	$50.33 - $57.67
Q3 2016	6,562	$378	$50.29	$44.75 - $52.45
Q2 2016	6,816	$349	$45.98	$42.66 - $50.07
Q1 2016	5,393	$298	$46.08	$42.20 - $49.07
Q4 2015	5,048	$280	$45.92	$38.05 - $49.78
Q3 2015	5,048	$266	$38.92	$34.55 - $41.83
Q2 2015	5,504	$243	$39.29	$34.44 - $42.53
Q1 2015	5,459	$222	$37.24	$34.29 - $40.84
Q4 2014	4,360	$203	$39.88	$35.66 - $42.40
Q4 2013	13,278	$497	$30.02	$27.01 - $32.34
Q3 2013	12,895	$429	$27.00	$25.36 - $29.79
Q2 2013	16,387	$566	$26.70	$22.82 - $29.26