PAYCHEX INC

Ticker: PAYX CUSIP: 704326107 Class: COM

ESSEX INVESTMENT MANAGEMENT CO LLC's Holding History (CIK: 0000201772)

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

Q4 2025

Shares 16,671 Value ($000) $1,870 Avg Close $116.54 Range $108.00 - $128.00

Q3 2025

Shares 17,867 Value ($000) $2,265 Avg Close $137.17 Range $117.88 - $146.69

Q2 2025

Shares 17,886 Value ($000) $2,602 Avg Close $147.52 Range $131.76 - $158.49

Q1 2025

Shares 18,158 Value ($000) $2,801 Avg Close $143.17 Range $130.91 - $154.56

Q4 2024

Shares 19,063 Value ($000) $2,673 Avg Close $137.31 Range $127.32 - $146.13

Q3 2024

Shares 19,153 Value ($000) $2,570 Avg Close $121.91 Range $110.27 - $132.34

Q2 2024

Shares 20,351 Value ($000) $2,413 Avg Close $116.34 Range $108.73 - $122.07

Q1 2024

Shares 24,401 Value ($000) $2,996 Avg Close $114.65 Range $109.88 - $118.72

Q4 2023

Shares 24,643 Value ($000) $2,935 Avg Close $111.08 Range $99.22 - $122.00

Q3 2023

Shares 27,792 Value ($000) $3,205 Avg Close $112.19 Range $102.46 - $120.23

Q2 2023

Shares 30,552 Value ($000) $3,418 Avg Close $101.03 Range $96.32 - $106.39

Q1 2023

Shares 31,688 Value ($000) $3,631 Avg Close $104.30 Range $97.60 - $110.45

Q4 2022

Shares 31,828 Value ($000) $4 Avg Close $106.57 Range $95.82 - $116.78

Q3 2022

Shares 32,655 Value ($000) $3,664 Avg Close $112.11 Range $100.21 - $126.48

Q2 2022

Shares 35,238 Value ($000) $4,013 Avg Close $112.87 Range $99.58 - $127.09

Q1 2022

Shares 38,029 Value ($000) $5,190 Avg Close $109.73 Range $98.39 - $125.97

Q4 2021

Shares 38,238 Value ($000) $5,219 Avg Close $109.87 Range $98.59 - $123.71

Q3 2021

Shares 38,238 Value ($000) $4,300 Avg Close $99.29 Range $94.17 - $104.68

Q2 2021

Shares 38,621 Value ($000) $4,144 Avg Close $88.28 Range $81.10 - $95.27

Q1 2021

Shares 42,261 Value ($000) $4,142 Avg Close $80.38 Range $74.08 - $88.33

Q4 2020

Shares 42,501 Value ($000) $3,960 Avg Close $76.93 Range $67.23 - $86.80

Q3 2020

Shares 42,501 Value ($000) $3,390 Avg Close $64.54 Range $59.78 - $69.40

Q2 2020

Shares 44,099 Value ($000) $3,340 Avg Close $58.96 Range $49.78 - $68.91

Q1 2020

Shares 44,099 Value ($000) $2,775 Avg Close $67.41 Range $40.50 - $76.59

Q4 2019

Shares 50,002 Value ($000) $4,253 Avg Close $70.68 Range $66.71 - $73.78

Q3 2019

Shares 50,914 Value ($000) $4,214 Avg Close $69.13 Range $65.71 - $71.95

Q2 2019

Shares 57,227 Value ($000) $4,709 Avg Close $69.57 Range $65.71 - $73.20

Q1 2019

Shares 59,135 Value ($000) $4,743 Avg Close $60.45 Range $51.63 - $66.34

Q4 2018

Shares 62,148 Value ($000) $4,049 Avg Close $55.05 Range $49.99 - $61.44

Q3 2018

Shares 62,678 Value ($000) $4,616 Avg Close $57.93 Range $53.90 - $61.20

Q2 2018

Shares 62,874 Value ($000) $4,297 Avg Close $51.54 Range $47.31 - $56.42

Q1 2018

Shares 63,625 Value ($000) $3,919 Avg Close $52.37 Range $47.16 - $57.65

Q4 2017

Shares 65,512 Value ($000) $4,460 Avg Close $51.63 Range $46.43 - $55.51

Q3 2017

Shares 69,887 Value ($000) $4,190 Avg Close $44.58 Range $42.41 - $47.62

Q2 2017

Shares 71,017 Value ($000) $4,044 Avg Close $45.43 Range $43.85 - $47.78

Q1 2017

Shares 71,069 Value ($000) $4,186 Avg Close $46.69 Range $43.94 - $48.53

Q4 2016

Shares 72,719 Value ($000) $4,427 Avg Close $43.92 Range $40.33 - $47.52

Q3 2016

Shares 72,792 Value ($000) $4,212 Avg Close $45.34 Range $43.20 - $46.70

Q2 2016

Shares 73,463 Value ($000) $4,371 Avg Close $40.17 Range $38.40 - $44.78

Q1 2016

Shares 73,954 Value ($000) $3,994 Avg Close $37.48 Range $33.83 - $40.71

Q4 2015

Shares 75,578 Value ($000) $3,997 Avg Close $38.55 Range $34.02 - $40.50

Q3 2015

Shares 75,662 Value ($000) $3,604 Avg Close $34.10 Range $30.50 - $35.69

Q2 2015

Shares 75,662 Value ($000) $3,547 Avg Close $35.43 Range $33.81 - $36.83

Q1 2015

Shares 75,398 Value ($000) $3,741 Avg Close $34.95 Range $32.10 - $37.30

Q4 2014

Shares 75,052 Value ($000) $3,465 Avg Close $32.95 Range $29.84 - $34.48

Q3 2014

Shares 74,727 Value ($000) $3,303 Avg Close $29.74 Range $28.45 - $31.56

Q2 2014

Shares 58,834 Value ($000) $2,445 Avg Close $28.79 Range $27.74 - $30.17

Q1 2014

Shares 59,689 Value ($000) $2,543 Avg Close $29.49 Range $27.78 - $31.75

Q4 2013

Shares 60,162 Value ($000) $2,739 Avg Close $29.42 Range $26.88 - $31.75

Q3 2013

Shares 60,934 Value ($000) $2,476 Avg Close $27.01 Range $24.67 - $28.27

Q2 2013

Shares 76,414 Value ($000) $2,790 Avg Close $25.02 Range $23.54 - $26.26

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,671	$1,870	$116.54	$108.00 - $128.00
Q3 2025	17,867	$2,265	$137.17	$117.88 - $146.69
Q2 2025	17,886	$2,602	$147.52	$131.76 - $158.49
Q1 2025	18,158	$2,801	$143.17	$130.91 - $154.56
Q4 2024	19,063	$2,673	$137.31	$127.32 - $146.13
Q3 2024	19,153	$2,570	$121.91	$110.27 - $132.34
Q2 2024	20,351	$2,413	$116.34	$108.73 - $122.07
Q1 2024	24,401	$2,996	$114.65	$109.88 - $118.72
Q4 2023	24,643	$2,935	$111.08	$99.22 - $122.00
Q3 2023	27,792	$3,205	$112.19	$102.46 - $120.23
Q2 2023	30,552	$3,418	$101.03	$96.32 - $106.39
Q1 2023	31,688	$3,631	$104.30	$97.60 - $110.45
Q4 2022	31,828	$4	$106.57	$95.82 - $116.78
Q3 2022	32,655	$3,664	$112.11	$100.21 - $126.48
Q2 2022	35,238	$4,013	$112.87	$99.58 - $127.09
Q1 2022	38,029	$5,190	$109.73	$98.39 - $125.97
Q4 2021	38,238	$5,219	$109.87	$98.59 - $123.71
Q3 2021	38,238	$4,300	$99.29	$94.17 - $104.68
Q2 2021	38,621	$4,144	$88.28	$81.10 - $95.27
Q1 2021	42,261	$4,142	$80.38	$74.08 - $88.33
Q4 2020	42,501	$3,960	$76.93	$67.23 - $86.80
Q3 2020	42,501	$3,390	$64.54	$59.78 - $69.40
Q2 2020	44,099	$3,340	$58.96	$49.78 - $68.91
Q1 2020	44,099	$2,775	$67.41	$40.50 - $76.59
Q4 2019	50,002	$4,253	$70.68	$66.71 - $73.78
Q3 2019	50,914	$4,214	$69.13	$65.71 - $71.95
Q2 2019	57,227	$4,709	$69.57	$65.71 - $73.20
Q1 2019	59,135	$4,743	$60.45	$51.63 - $66.34
Q4 2018	62,148	$4,049	$55.05	$49.99 - $61.44
Q3 2018	62,678	$4,616	$57.93	$53.90 - $61.20
Q2 2018	62,874	$4,297	$51.54	$47.31 - $56.42
Q1 2018	63,625	$3,919	$52.37	$47.16 - $57.65
Q4 2017	65,512	$4,460	$51.63	$46.43 - $55.51
Q3 2017	69,887	$4,190	$44.58	$42.41 - $47.62
Q2 2017	71,017	$4,044	$45.43	$43.85 - $47.78
Q1 2017	71,069	$4,186	$46.69	$43.94 - $48.53
Q4 2016	72,719	$4,427	$43.92	$40.33 - $47.52
Q3 2016	72,792	$4,212	$45.34	$43.20 - $46.70
Q2 2016	73,463	$4,371	$40.17	$38.40 - $44.78
Q1 2016	73,954	$3,994	$37.48	$33.83 - $40.71
Q4 2015	75,578	$3,997	$38.55	$34.02 - $40.50
Q3 2015	75,662	$3,604	$34.10	$30.50 - $35.69
Q2 2015	75,662	$3,547	$35.43	$33.81 - $36.83
Q1 2015	75,398	$3,741	$34.95	$32.10 - $37.30
Q4 2014	75,052	$3,465	$32.95	$29.84 - $34.48
Q3 2014	74,727	$3,303	$29.74	$28.45 - $31.56
Q2 2014	58,834	$2,445	$28.79	$27.74 - $30.17
Q1 2014	59,689	$2,543	$29.49	$27.78 - $31.75
Q4 2013	60,162	$2,739	$29.42	$26.88 - $31.75
Q3 2013	60,934	$2,476	$27.01	$24.67 - $28.27
Q2 2013	76,414	$2,790	$25.02	$23.54 - $26.26