EQUIFAX INC

Ticker: EFX CUSIP: 294429105 Class: COM

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q4 2025

Shares 1,587 Value ($000) $344 Avg Close $218.67 Range $201.09 - $257.72

Q1 2025

Shares 1,689 Value ($000) $0 Avg Close $249.55 Range $229.95 - $278.86

Q4 2024

Shares 725 Value ($000) $0 Avg Close $265.60 Range $238.93 - $292.71

Q3 2023

Shares 2,855 Value ($000) $1 Avg Close $200.72 Range $176.08 - $236.16

Q1 2023

Shares 2,734 Value ($000) $1 Avg Close $203.94 Range $186.28 - $229.21

Q4 2022

Shares 944 Value ($000) $0 Avg Close $178.71 Range $142.62 - $208.13

Q4 2021

Shares 8,734 Value ($000) $2,557 Avg Close $270.17 Range $232.89 - $291.49

Q3 2021

Shares 2,520 Value ($000) $607 Avg Close $251.84 Range $231.66 - $271.18

Q2 2021

Shares 2,520 Value ($000) $603 Avg Close $216.27 Range $172.03 - $235.16

Q1 2021

Shares 3,742 Value ($000) $677 Avg Close $170.61 Range $156.52 - $187.58

Q4 2020

Shares 13,696 Value ($000) $2,641 Avg Close $162.01 Range $130.90 - $189.56

Q3 2020

Shares 2,943 Value ($000) $461 Avg Close $157.47 Range $144.91 - $174.54

Q2 2020

Shares 1,447 Value ($000) $248 Avg Close $142.07 Range $101.20 - $172.92

Q1 2020

Shares 3,447 Value ($000) $411 Avg Close $139.06 Range $98.66 - $157.41

Q1 2019

Shares 3,847 Value ($000) $455 Avg Close $100.83 Range $85.58 - $112.66

Q4 2018

Shares 1,286 Value ($000) $119 Avg Close $100.20 Range $83.69 - $124.91

Q3 2018

Shares 551 Value ($000) $71 Avg Close $122.26 Range $113.27 - $130.37

Q2 2018

Shares 7,623 Value ($000) $953 Avg Close $110.85 Range $103.56 - $120.47

Q2 2017

Shares 686 Value ($000) $94 Avg Close $126.80 Range $121.44 - $133.25

Q4 2016

Shares 5,811 Value ($000) $687 Avg Close $112.26 Range $101.99 - $123.45

Q3 2016

Shares 359 Value ($000) $48 Avg Close $121.49 Range $117.00 - $125.34

Q4 2015

Shares 3,397 Value ($000) $378 Avg Close $98.15 Range $87.31 - $104.13

Q3 2015

Shares 56 Value ($000) $5 Avg Close $90.00 Range $82.52 - $95.79

Q1 2015

Shares 2,168 Value ($000) $201 Avg Close $79.92 Range $71.62 - $85.63

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,587	$344	$218.67	$201.09 - $257.72
Q1 2025	1,689	$0	$249.55	$229.95 - $278.86
Q4 2024	725	$0	$265.60	$238.93 - $292.71
Q3 2023	2,855	$1	$200.72	$176.08 - $236.16
Q1 2023	2,734	$1	$203.94	$186.28 - $229.21
Q4 2022	944	$0	$178.71	$142.62 - $208.13
Q4 2021	8,734	$2,557	$270.17	$232.89 - $291.49
Q3 2021	2,520	$607	$251.84	$231.66 - $271.18
Q2 2021	2,520	$603	$216.27	$172.03 - $235.16
Q1 2021	3,742	$677	$170.61	$156.52 - $187.58
Q4 2020	13,696	$2,641	$162.01	$130.90 - $189.56
Q3 2020	2,943	$461	$157.47	$144.91 - $174.54
Q2 2020	1,447	$248	$142.07	$101.20 - $172.92
Q1 2020	3,447	$411	$139.06	$98.66 - $157.41
Q1 2019	3,847	$455	$100.83	$85.58 - $112.66
Q4 2018	1,286	$119	$100.20	$83.69 - $124.91
Q3 2018	551	$71	$122.26	$113.27 - $130.37
Q2 2018	7,623	$953	$110.85	$103.56 - $120.47
Q2 2017	686	$94	$126.80	$121.44 - $133.25
Q4 2016	5,811	$687	$112.26	$101.99 - $123.45
Q3 2016	359	$48	$121.49	$117.00 - $125.34
Q4 2015	3,397	$378	$98.15	$87.31 - $104.13
Q3 2015	56	$5	$90.00	$82.52 - $95.79
Q1 2015	2,168	$201	$79.92	$71.62 - $85.63