AUTOMATIC DATA PROCESSING IN

Ticker: ADP CUSIP: 053015103 Class: COM

GATEWAY INVESTMENT ADVISERS LLC's Holding History (CIK: 0001114618)

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

Q4 2025

Shares 177,621 Value ($000) $45,689 Avg Close $264.83 Range $245.59 - $291.75

Q3 2025

Shares 175,007 Value ($000) $51,365 Avg Close $297.80 Range $280.46 - $312.33

Q2 2025

Shares 173,276 Value ($000) $53,438 Avg Close $302.36 Range $268.13 - $324.50

Q1 2025

Shares 173,353 Value ($000) $52,965 Avg Close $295.41 Range $279.29 - $315.84

Q4 2024

Shares 173,317 Value ($000) $50,735 Avg Close $287.90 Range $266.14 - $301.35

Q3 2024

Shares 173,488 Value ($000) $48,009 Avg Close $253.49 Range $223.96 - $274.02

Q2 2024

Shares 173,581 Value ($000) $41,432 Avg Close $236.61 Range $228.77 - $245.17

Q1 2024

Shares 174,004 Value ($000) $43,456 Avg Close $234.26 Range $221.78 - $245.61

Q4 2023

Shares 174,282 Value ($000) $40,602 Avg Close $222.04 Range $195.57 - $239.12

Q3 2023

Shares 174,382 Value ($000) $41,953 Avg Close $231.16 Range $204.74 - $243.17

Q2 2023

Shares 174,693 Value ($000) $38,396 Avg Close $203.27 Range $189.64 - $210.89

Q1 2023

Shares 174,835 Value ($000) $38,923 Avg Close $211.47 Range $197.72 - $230.89

Q4 2022

Shares 177,267 Value ($000) $42,342 Avg Close $228.99 Range $203.81 - $257.33

Q3 2022

Shares 177,021 Value ($000) $40,040 Avg Close $219.07 Range $190.70 - $242.63

Q2 2022

Shares 190,336 Value ($000) $39,978 Avg Close $202.51 Range $182.36 - $222.13

Q1 2022

Shares 188,423 Value ($000) $42,874 Avg Close $196.92 Range $176.60 - $227.31

Q4 2021

Shares 188,431 Value ($000) $46,463 Avg Close $207.28 Range $180.16 - $228.68

Q3 2021

Shares 188,956 Value ($000) $37,776 Avg Close $187.71 Range $179.33 - $197.68

Q2 2021

Shares 189,116 Value ($000) $37,562 Avg Close $176.27 Range $167.48 - $182.39

Q1 2021

Shares 189,409 Value ($000) $35,698 Avg Close $156.66 Range $143.60 - $175.27

Q4 2020

Shares 193,376 Value ($000) $34,073 Avg Close $147.45 Range $121.14 - $161.77

Q3 2020

Shares 238,539 Value ($000) $33,274 Avg Close $125.00 Range $114.15 - $135.97

Q2 2020

Shares 243,359 Value ($000) $36,234 Avg Close $126.99 Range $112.18 - $142.82

Q1 2020

Shares 340,409 Value ($000) $46,527 Avg Close $141.95 Range $91.30 - $160.44

Q4 2019

Shares 235,559 Value ($000) $40,163 Avg Close $145.09 Range $134.54 - $151.18

Q3 2019

Shares 237,368 Value ($000) $38,316 Avg Close $143.97 Range $136.57 - $151.98

Q2 2019

Shares 249,492 Value ($000) $41,249 Avg Close $140.97 Range $134.10 - $148.45

Q1 2019

Shares 250,435 Value ($000) $40,004 Avg Close $125.45 Range $108.70 - $138.61

Q4 2018

Shares 251,511 Value ($000) $32,978 Avg Close $121.16 Range $104.68 - $131.62

Q3 2018

Shares 250,689 Value ($000) $37,769 Avg Close $120.81 Range $110.27 - $129.74

Q2 2018

Shares 276,120 Value ($000) $37,039 Avg Close $107.77 Range $94.91 - $120.77

Q1 2018

Shares 280,329 Value ($000) $31,812 Avg Close $98.61 Range $90.87 - $105.75

Q4 2017

Shares 286,084 Value ($000) $33,526 Avg Close $96.16 Range $91.15 - $100.81

Q3 2017

Shares 339,058 Value ($000) $37,066 Avg Close $89.59 Range $83.96 - $101.73

Q2 2017

Shares 349,005 Value ($000) $35,759 Avg Close $84.22 Range $79.33 - $87.79

Q1 2017

Shares 348,744 Value ($000) $35,708 Avg Close $84.40 Range $77.75 - $87.39

Q4 2016

Shares 380,083 Value ($000) $39,065 Avg Close $76.76 Range $70.20 - $85.82

Q3 2016

Shares 453,463 Value ($000) $39,995 Avg Close $74.09 Range $70.80 - $78.37

Q2 2016

Shares 490,356 Value ($000) $45,049 Avg Close $71.77 Range $68.45 - $75.00

Q1 2016

Shares 491,887 Value ($000) $44,127 Avg Close $67.69 Range $61.81 - $73.03

Q4 2015

Shares 576,049 Value ($000) $48,803 Avg Close $69.13 Range $63.10 - $72.67

Q3 2015

Shares 652,837 Value ($000) $52,462 Avg Close $63.87 Range $51.20 - $67.86

Q2 2015

Shares 707,070 Value ($000) $56,728 Avg Close $67.60 Range $63.55 - $69.99

Q1 2015

Shares 708,639 Value ($000) $60,688 Avg Close $67.89 Range $64.32 - $71.03

Q4 2014

Shares 709,000 Value ($000) $59,109 Avg Close $63.52 Range $55.18 - $68.07

Q3 2014

Shares 900,122 Value ($000) $74,782 Avg Close $56.27 Range $54.11 - $58.19

Q2 2014

Shares 903,613 Value ($000) $71,638 Avg Close $52.86 Range $49.83 - $54.58

Q1 2014

Shares 928,882 Value ($000) $71,765 Avg Close $52.44 Range $48.53 - $56.01

Q4 2013

Shares 944,781 Value ($000) $76,348 Avg Close $51.46 Range $46.89 - $56.22

Q3 2013

Shares 948,715 Value ($000) $68,668 Avg Close $48.32 Range $45.84 - $50.27

Q2 2013

Shares 978,703 Value ($000) $67,393 Avg Close $45.09 Range $41.94 - $47.70

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	177,621	$45,689	$264.83	$245.59 - $291.75
Q3 2025	175,007	$51,365	$297.80	$280.46 - $312.33
Q2 2025	173,276	$53,438	$302.36	$268.13 - $324.50
Q1 2025	173,353	$52,965	$295.41	$279.29 - $315.84
Q4 2024	173,317	$50,735	$287.90	$266.14 - $301.35
Q3 2024	173,488	$48,009	$253.49	$223.96 - $274.02
Q2 2024	173,581	$41,432	$236.61	$228.77 - $245.17
Q1 2024	174,004	$43,456	$234.26	$221.78 - $245.61
Q4 2023	174,282	$40,602	$222.04	$195.57 - $239.12
Q3 2023	174,382	$41,953	$231.16	$204.74 - $243.17
Q2 2023	174,693	$38,396	$203.27	$189.64 - $210.89
Q1 2023	174,835	$38,923	$211.47	$197.72 - $230.89
Q4 2022	177,267	$42,342	$228.99	$203.81 - $257.33
Q3 2022	177,021	$40,040	$219.07	$190.70 - $242.63
Q2 2022	190,336	$39,978	$202.51	$182.36 - $222.13
Q1 2022	188,423	$42,874	$196.92	$176.60 - $227.31
Q4 2021	188,431	$46,463	$207.28	$180.16 - $228.68
Q3 2021	188,956	$37,776	$187.71	$179.33 - $197.68
Q2 2021	189,116	$37,562	$176.27	$167.48 - $182.39
Q1 2021	189,409	$35,698	$156.66	$143.60 - $175.27
Q4 2020	193,376	$34,073	$147.45	$121.14 - $161.77
Q3 2020	238,539	$33,274	$125.00	$114.15 - $135.97
Q2 2020	243,359	$36,234	$126.99	$112.18 - $142.82
Q1 2020	340,409	$46,527	$141.95	$91.30 - $160.44
Q4 2019	235,559	$40,163	$145.09	$134.54 - $151.18
Q3 2019	237,368	$38,316	$143.97	$136.57 - $151.98
Q2 2019	249,492	$41,249	$140.97	$134.10 - $148.45
Q1 2019	250,435	$40,004	$125.45	$108.70 - $138.61
Q4 2018	251,511	$32,978	$121.16	$104.68 - $131.62
Q3 2018	250,689	$37,769	$120.81	$110.27 - $129.74
Q2 2018	276,120	$37,039	$107.77	$94.91 - $120.77
Q1 2018	280,329	$31,812	$98.61	$90.87 - $105.75
Q4 2017	286,084	$33,526	$96.16	$91.15 - $100.81
Q3 2017	339,058	$37,066	$89.59	$83.96 - $101.73
Q2 2017	349,005	$35,759	$84.22	$79.33 - $87.79
Q1 2017	348,744	$35,708	$84.40	$77.75 - $87.39
Q4 2016	380,083	$39,065	$76.76	$70.20 - $85.82
Q3 2016	453,463	$39,995	$74.09	$70.80 - $78.37
Q2 2016	490,356	$45,049	$71.77	$68.45 - $75.00
Q1 2016	491,887	$44,127	$67.69	$61.81 - $73.03
Q4 2015	576,049	$48,803	$69.13	$63.10 - $72.67
Q3 2015	652,837	$52,462	$63.87	$51.20 - $67.86
Q2 2015	707,070	$56,728	$67.60	$63.55 - $69.99
Q1 2015	708,639	$60,688	$67.89	$64.32 - $71.03
Q4 2014	709,000	$59,109	$63.52	$55.18 - $68.07
Q3 2014	900,122	$74,782	$56.27	$54.11 - $58.19
Q2 2014	903,613	$71,638	$52.86	$49.83 - $54.58
Q1 2014	928,882	$71,765	$52.44	$48.53 - $56.01
Q4 2013	944,781	$76,348	$51.46	$46.89 - $56.22
Q3 2013	948,715	$68,668	$48.32	$45.84 - $50.27
Q2 2013	978,703	$67,393	$45.09	$41.94 - $47.70