MICROSOFT CORP

Ticker: MSFT CUSIP: 594918104 Class: Common Stock

MOUNT VERNON ASSOCIATES INC /MD/'s Holding History (CIK: 0000799003)

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

Q4 2025

Shares 22,708 Value ($000) $11 Avg Close $500.58 Range $464.89 - $552.69

Q3 2025

Shares 22,515 Value ($000) $12 Avg Close $508.71 Range $486.99 - $553.50

Q2 2025

Shares 24,577 Value ($000) $12 Avg Close $432.38 Range $342.95 - $499.00

Q1 2025

Shares 24,702 Value ($000) $9 Avg Close $405.08 Range $365.28 - $445.10

Q4 2024

Shares 24,597 Value ($000) $10 Avg Close $422.35 Range $401.80 - $452.82

Q3 2024

Shares 24,585 Value ($000) $11 Avg Close $423.10 Range $381.30 - $463.16

Q2 2024

Shares 20,940 Value ($000) $9 Avg Close $417.26 Range $383.04 - $451.11

Q1 2024

Shares 25,085 Value ($000) $11 Avg Close $399.26 Range $361.12 - $425.28

Q4 2023

Shares 21,577 Value ($000) $8 Avg Close $350.36 Range $306.02 - $378.65

Q3 2023

Shares 21,880 Value ($000) $7 Avg Close $324.59 Range $304.29 - $359.90

Q2 2023

Shares 21,992 Value ($000) $7 Avg Close $307.21 Range $269.61 - $344.87

Q1 2023

Shares 22,142 Value ($000) $6 Avg Close $249.46 Range $214.23 - $283.22

Q4 2022

Shares 23,037 Value ($000) $6 Avg Close $234.05 Range $207.86 - $257.76

Q3 2022

Shares 23,502 Value ($000) $5,474 Avg Close $256.88 Range $226.66 - $285.90

Q2 2022

Shares 23,772 Value ($000) $6,105 Avg Close $263.43 Range $234.71 - $305.53

Q1 2022

Shares 23,622 Value ($000) $7,283 Avg Close $291.40 Range $261.79 - $327.04

Q4 2021

Shares 23,762 Value ($000) $7,992 Avg Close $313.41 Range $270.67 - $338.33

Q3 2021

Shares 23,732 Value ($000) $6,691 Avg Close $280.73 Range $259.89 - $295.39

Q2 2021

Shares 23,737 Value ($000) $6,430 Avg Close $244.73 Range $228.94 - $261.86

Q1 2021

Shares 24,180 Value ($000) $5,701 Avg Close $222.90 Range $203.36 - $236.17

Q4 2020

Shares 24,308 Value ($000) $5,407 Avg Close $206.04 Range $191.04 - $218.32

Q3 2020

Shares 24,480 Value ($000) $5,149 Avg Close $200.75 Range $187.82 - $222.85

Q2 2020

Shares 25,270 Value ($000) $5,143 Avg Close $173.06 Range $143.15 - $195.15

Q1 2020

Shares 25,795 Value ($000) $4,068 Avg Close $156.34 Range $126.17 - $181.07

Q4 2019

Shares 26,370 Value ($000) $4,159 Avg Close $139.23 Range $126.06 - $151.49

Q3 2019

Shares 26,670 Value ($000) $3,708 Avg Close $129.91 Range $123.34 - $134.72

Q2 2019

Shares 27,520 Value ($000) $3,687 Avg Close $119.52 Range $110.97 - $130.53

Q1 2019

Shares 27,645 Value ($000) $3,260 Avg Close $102.29 Range $90.94 - $113.53

Q4 2018

Shares 27,997 Value ($000) $2,844 Avg Close $100.00 Range $87.91 - $108.24

Q3 2018

Shares 28,355 Value ($000) $3,243 Avg Close $100.81 Range $90.95 - $107.41

Q2 2018

Shares 28,671 Value ($000) $2,827 Avg Close $89.76 Range $80.86 - $95.30

Q1 2018

Shares 29,671 Value ($000) $2,708 Avg Close $84.31 Range $77.10 - $89.85

Q4 2017

Shares 29,796 Value ($000) $2,549 Avg Close $75.26 Range $67.45 - $80.48

Q3 2017

Shares 29,396 Value ($000) $2,190 Avg Close $66.68 Range $61.92 - $69.52

Q2 2017

Shares 28,930 Value ($000) $1,994 Avg Close $62.32 Range $58.70 - $66.35

Q1 2017

Shares 28,730 Value ($000) $1,892 Avg Close $57.84 Range $55.73 - $59.91

Q4 2016

Shares 26,120 Value ($000) $1,623 Avg Close $53.94 Range $50.33 - $57.67

Q3 2016

Shares 26,520 Value ($000) $1,528 Avg Close $50.29 Range $44.75 - $52.45

Q2 2016

Shares 26,520 Value ($000) $1,357 Avg Close $45.98 Range $42.66 - $50.07

Q1 2016

Shares 25,860 Value ($000) $1,428 Avg Close $46.08 Range $42.20 - $49.07

Q4 2015

Shares 27,560 Value ($000) $1,529 Avg Close $45.92 Range $38.05 - $49.78

Q3 2015

Shares 27,560 Value ($000) $1,220 Avg Close $38.92 Range $34.55 - $41.83

Q2 2015

Shares 26,960 Value ($000) $1,190 Avg Close $39.29 Range $34.44 - $42.53

Q1 2015

Shares 26,960 Value ($000) $1,096 Avg Close $37.24 Range $34.29 - $40.84

Q4 2014

Shares 23,160 Value ($000) $1,076 Avg Close $39.88 Range $35.66 - $42.40

Q3 2014

Shares 21,660 Value ($000) $1,004 Avg Close $37.66 Range $34.56 - $40.29

Q2 2014

Shares 21,910 Value ($000) $914 Avg Close $33.96 Range $32.19 - $35.60

Q1 2014

Shares 21,910 Value ($000) $898 Avg Close $31.26 Range $28.73 - $34.69

Q4 2013

Shares 21,910 Value ($000) $820 Avg Close $30.02 Range $27.01 - $32.34

Q3 2013

Shares 21,860 Value ($000) $728 Avg Close $27.00 Range $25.36 - $29.79

Q2 2013

Shares 85,760 Value ($000) $2,963 Avg Close $26.70 Range $22.82 - $29.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	22,708	$11	$500.58	$464.89 - $552.69
Q3 2025	22,515	$12	$508.71	$486.99 - $553.50
Q2 2025	24,577	$12	$432.38	$342.95 - $499.00
Q1 2025	24,702	$9	$405.08	$365.28 - $445.10
Q4 2024	24,597	$10	$422.35	$401.80 - $452.82
Q3 2024	24,585	$11	$423.10	$381.30 - $463.16
Q2 2024	20,940	$9	$417.26	$383.04 - $451.11
Q1 2024	25,085	$11	$399.26	$361.12 - $425.28
Q4 2023	21,577	$8	$350.36	$306.02 - $378.65
Q3 2023	21,880	$7	$324.59	$304.29 - $359.90
Q2 2023	21,992	$7	$307.21	$269.61 - $344.87
Q1 2023	22,142	$6	$249.46	$214.23 - $283.22
Q4 2022	23,037	$6	$234.05	$207.86 - $257.76
Q3 2022	23,502	$5,474	$256.88	$226.66 - $285.90
Q2 2022	23,772	$6,105	$263.43	$234.71 - $305.53
Q1 2022	23,622	$7,283	$291.40	$261.79 - $327.04
Q4 2021	23,762	$7,992	$313.41	$270.67 - $338.33
Q3 2021	23,732	$6,691	$280.73	$259.89 - $295.39
Q2 2021	23,737	$6,430	$244.73	$228.94 - $261.86
Q1 2021	24,180	$5,701	$222.90	$203.36 - $236.17
Q4 2020	24,308	$5,407	$206.04	$191.04 - $218.32
Q3 2020	24,480	$5,149	$200.75	$187.82 - $222.85
Q2 2020	25,270	$5,143	$173.06	$143.15 - $195.15
Q1 2020	25,795	$4,068	$156.34	$126.17 - $181.07
Q4 2019	26,370	$4,159	$139.23	$126.06 - $151.49
Q3 2019	26,670	$3,708	$129.91	$123.34 - $134.72
Q2 2019	27,520	$3,687	$119.52	$110.97 - $130.53
Q1 2019	27,645	$3,260	$102.29	$90.94 - $113.53
Q4 2018	27,997	$2,844	$100.00	$87.91 - $108.24
Q3 2018	28,355	$3,243	$100.81	$90.95 - $107.41
Q2 2018	28,671	$2,827	$89.76	$80.86 - $95.30
Q1 2018	29,671	$2,708	$84.31	$77.10 - $89.85
Q4 2017	29,796	$2,549	$75.26	$67.45 - $80.48
Q3 2017	29,396	$2,190	$66.68	$61.92 - $69.52
Q2 2017	28,930	$1,994	$62.32	$58.70 - $66.35
Q1 2017	28,730	$1,892	$57.84	$55.73 - $59.91
Q4 2016	26,120	$1,623	$53.94	$50.33 - $57.67
Q3 2016	26,520	$1,528	$50.29	$44.75 - $52.45
Q2 2016	26,520	$1,357	$45.98	$42.66 - $50.07
Q1 2016	25,860	$1,428	$46.08	$42.20 - $49.07
Q4 2015	27,560	$1,529	$45.92	$38.05 - $49.78
Q3 2015	27,560	$1,220	$38.92	$34.55 - $41.83
Q2 2015	26,960	$1,190	$39.29	$34.44 - $42.53
Q1 2015	26,960	$1,096	$37.24	$34.29 - $40.84
Q4 2014	23,160	$1,076	$39.88	$35.66 - $42.40
Q3 2014	21,660	$1,004	$37.66	$34.56 - $40.29
Q2 2014	21,910	$914	$33.96	$32.19 - $35.60
Q1 2014	21,910	$898	$31.26	$28.73 - $34.69
Q4 2013	21,910	$820	$30.02	$27.01 - $32.34
Q3 2013	21,860	$728	$27.00	$25.36 - $29.79
Q2 2013	85,760	$2,963	$26.70	$22.82 - $29.26