AUTOMATIC DATA PROCESSING IN

Ticker: ADP CUSIP: 053015103 Class: COM

VAUGHAN DAVID INVESTMENTS LLC/IL's Holding History (CIK: 0001063571)

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

Q4 2025

Shares 16,422 Value ($000) $4 Avg Close $264.83 Range $245.59 - $291.75

Q3 2025

Shares 17,325 Value ($000) $5 Avg Close $297.80 Range $280.46 - $312.33

Q2 2025

Shares 18,797 Value ($000) $6 Avg Close $302.36 Range $268.13 - $324.50

Q1 2025

Shares 19,029 Value ($000) $6 Avg Close $295.41 Range $279.29 - $315.84

Q4 2024

Shares 20,321 Value ($000) $6 Avg Close $287.90 Range $266.14 - $301.35

Q3 2024

Shares 21,488 Value ($000) $6 Avg Close $253.49 Range $223.96 - $274.02

Q2 2024

Shares 23,063 Value ($000) $6 Avg Close $236.61 Range $228.77 - $245.17

Q1 2024

Shares 24,329 Value ($000) $6 Avg Close $234.26 Range $221.78 - $245.61

Q4 2023

Shares 26,768 Value ($000) $6 Avg Close $222.04 Range $195.57 - $239.12

Q3 2023

Shares 28,173 Value ($000) $7 Avg Close $231.16 Range $204.74 - $243.17

Q2 2023

Shares 31,343 Value ($000) $7 Avg Close $203.27 Range $189.64 - $210.89

Q1 2023

Shares 31,203 Value ($000) $7 Avg Close $211.47 Range $197.72 - $230.89

Q4 2022

Shares 35,310 Value ($000) $8 Avg Close $228.99 Range $203.81 - $257.33

Q3 2022

Shares 37,760 Value ($000) $8,541 Avg Close $219.07 Range $190.70 - $242.63

Q2 2022

Shares 39,256 Value ($000) $8,245 Avg Close $202.51 Range $182.36 - $222.13

Q1 2022

Shares 157,175 Value ($000) $35,764 Avg Close $196.92 Range $176.60 - $227.31

Q4 2021

Shares 155,237 Value ($000) $38,278 Avg Close $207.28 Range $180.16 - $228.68

Q3 2021

Shares 153,532 Value ($000) $30,694 Avg Close $187.71 Range $179.33 - $197.68

Q2 2021

Shares 152,282 Value ($000) $30,246 Avg Close $176.27 Range $167.48 - $182.39

Q1 2021

Shares 148,464 Value ($000) $27,981 Avg Close $156.66 Range $143.60 - $175.27

Q4 2020

Shares 142,123 Value ($000) $25,042 Avg Close $147.45 Range $121.14 - $161.77

Q3 2020

Shares 3,462 Value ($000) $483 Avg Close $125.00 Range $114.15 - $135.97

Q2 2020

Shares 3,462 Value ($000) $515 Avg Close $126.99 Range $112.18 - $142.82

Q1 2020

Shares 3,462 Value ($000) $473 Avg Close $141.95 Range $91.30 - $160.44

Q4 2019

Shares 3,487 Value ($000) $595 Avg Close $145.09 Range $134.54 - $151.18

Q3 2019

Shares 3,487 Value ($000) $563 Avg Close $143.97 Range $136.57 - $151.98

Q2 2019

Shares 3,667 Value ($000) $606 Avg Close $140.97 Range $134.10 - $148.45

Q1 2019

Shares 3,752 Value ($000) $599 Avg Close $125.45 Range $108.70 - $138.61

Q4 2018

Shares 3,652 Value ($000) $479 Avg Close $121.16 Range $104.68 - $131.62

Q3 2018

Shares 3,652 Value ($000) $550 Avg Close $120.81 Range $110.27 - $129.74

Q2 2018

Shares 3,687 Value ($000) $495 Avg Close $107.77 Range $94.91 - $120.77

Q1 2018

Shares 3,632 Value ($000) $412 Avg Close $98.61 Range $90.87 - $105.75

Q4 2017

Shares 3,632 Value ($000) $426 Avg Close $96.16 Range $91.15 - $100.81

Q3 2017

Shares 4,032 Value ($000) $441 Avg Close $89.59 Range $83.96 - $101.73

Q2 2017

Shares 4,770 Value ($000) $489 Avg Close $84.22 Range $79.33 - $87.79

Q1 2017

Shares 3,448 Value ($000) $353 Avg Close $84.40 Range $77.75 - $87.39

Q4 2016

Shares 3,670 Value ($000) $377 Avg Close $76.76 Range $70.20 - $85.82

Q3 2016

Shares 5,070 Value ($000) $447 Avg Close $74.09 Range $70.80 - $78.37

Q2 2016

Shares 6,270 Value ($000) $576 Avg Close $71.77 Range $68.45 - $75.00

Q1 2016

Shares 6,270 Value ($000) $562 Avg Close $67.69 Range $61.81 - $73.03

Q4 2015

Shares 6,270 Value ($000) $531 Avg Close $69.13 Range $63.10 - $72.67

Q3 2015

Shares 6,660 Value ($000) $535 Avg Close $63.87 Range $51.20 - $67.86

Q2 2015

Shares 6,727 Value ($000) $540 Avg Close $67.60 Range $63.55 - $69.99

Q1 2015

Shares 6,493 Value ($000) $556 Avg Close $67.89 Range $64.32 - $71.03

Q4 2014

Shares 6,472 Value ($000) $539 Avg Close $63.52 Range $55.18 - $68.07

Q3 2014

Shares 6,172 Value ($000) $513 Avg Close $56.27 Range $54.11 - $58.19

Q2 2014

Shares 6,000 Value ($000) $476 Avg Close $52.86 Range $49.83 - $54.58

Q1 2014

Shares 6,000 Value ($000) $464 Avg Close $52.44 Range $48.53 - $56.01

Q4 2013

Shares 6,000 Value ($000) $485 Avg Close $51.46 Range $46.89 - $56.22

Q3 2013

Shares 6,000 Value ($000) $434 Avg Close $48.32 Range $45.84 - $50.27

Q2 2013

Shares 6,000 Value ($000) $413 Avg Close $45.09 Range $41.94 - $47.70

Q1 2013

Shares 5,450 Value ($000) $354 Avg Close $40.41 Range $38.00 - $43.14

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,422	$4	$264.83	$245.59 - $291.75
Q3 2025	17,325	$5	$297.80	$280.46 - $312.33
Q2 2025	18,797	$6	$302.36	$268.13 - $324.50
Q1 2025	19,029	$6	$295.41	$279.29 - $315.84
Q4 2024	20,321	$6	$287.90	$266.14 - $301.35
Q3 2024	21,488	$6	$253.49	$223.96 - $274.02
Q2 2024	23,063	$6	$236.61	$228.77 - $245.17
Q1 2024	24,329	$6	$234.26	$221.78 - $245.61
Q4 2023	26,768	$6	$222.04	$195.57 - $239.12
Q3 2023	28,173	$7	$231.16	$204.74 - $243.17
Q2 2023	31,343	$7	$203.27	$189.64 - $210.89
Q1 2023	31,203	$7	$211.47	$197.72 - $230.89
Q4 2022	35,310	$8	$228.99	$203.81 - $257.33
Q3 2022	37,760	$8,541	$219.07	$190.70 - $242.63
Q2 2022	39,256	$8,245	$202.51	$182.36 - $222.13
Q1 2022	157,175	$35,764	$196.92	$176.60 - $227.31
Q4 2021	155,237	$38,278	$207.28	$180.16 - $228.68
Q3 2021	153,532	$30,694	$187.71	$179.33 - $197.68
Q2 2021	152,282	$30,246	$176.27	$167.48 - $182.39
Q1 2021	148,464	$27,981	$156.66	$143.60 - $175.27
Q4 2020	142,123	$25,042	$147.45	$121.14 - $161.77
Q3 2020	3,462	$483	$125.00	$114.15 - $135.97
Q2 2020	3,462	$515	$126.99	$112.18 - $142.82
Q1 2020	3,462	$473	$141.95	$91.30 - $160.44
Q4 2019	3,487	$595	$145.09	$134.54 - $151.18
Q3 2019	3,487	$563	$143.97	$136.57 - $151.98
Q2 2019	3,667	$606	$140.97	$134.10 - $148.45
Q1 2019	3,752	$599	$125.45	$108.70 - $138.61
Q4 2018	3,652	$479	$121.16	$104.68 - $131.62
Q3 2018	3,652	$550	$120.81	$110.27 - $129.74
Q2 2018	3,687	$495	$107.77	$94.91 - $120.77
Q1 2018	3,632	$412	$98.61	$90.87 - $105.75
Q4 2017	3,632	$426	$96.16	$91.15 - $100.81
Q3 2017	4,032	$441	$89.59	$83.96 - $101.73
Q2 2017	4,770	$489	$84.22	$79.33 - $87.79
Q1 2017	3,448	$353	$84.40	$77.75 - $87.39
Q4 2016	3,670	$377	$76.76	$70.20 - $85.82
Q3 2016	5,070	$447	$74.09	$70.80 - $78.37
Q2 2016	6,270	$576	$71.77	$68.45 - $75.00
Q1 2016	6,270	$562	$67.69	$61.81 - $73.03
Q4 2015	6,270	$531	$69.13	$63.10 - $72.67
Q3 2015	6,660	$535	$63.87	$51.20 - $67.86
Q2 2015	6,727	$540	$67.60	$63.55 - $69.99
Q1 2015	6,493	$556	$67.89	$64.32 - $71.03
Q4 2014	6,472	$539	$63.52	$55.18 - $68.07
Q3 2014	6,172	$513	$56.27	$54.11 - $58.19
Q2 2014	6,000	$476	$52.86	$49.83 - $54.58
Q1 2014	6,000	$464	$52.44	$48.53 - $56.01
Q4 2013	6,000	$485	$51.46	$46.89 - $56.22
Q3 2013	6,000	$434	$48.32	$45.84 - $50.27
Q2 2013	6,000	$413	$45.09	$41.94 - $47.70
Q1 2013	5,450	$354	$40.41	$38.00 - $43.14