ATMOS ENERGY CORP

Ticker: ATO CUSIP: 049560105 Class: COM

MATTERN CAPITAL MANAGEMENT, LLC's Holding History (CIK: 0001803227)

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

Q4 2025

Shares 58,526 Value ($000) $9,811 Avg Close $172.31 Range $165.37 - $179.62

Q3 2025

Shares 60,066 Value ($000) $10,256 Avg Close $160.05 Range $148.35 - $170.22

Q2 2025

Shares 61,590 Value ($000) $9,492 Avg Close $153.12 Range $139.28 - $164.72

Q1 2025

Shares 61,491 Value ($000) $9,505 Avg Close $143.02 Range $133.16 - $152.73

Q4 2024

Shares 64,991 Value ($000) $9,051 Avg Close $138.63 Range $132.87 - $149.29

Q3 2024

Shares 66,411 Value ($000) $9,212 Avg Close $124.46 Range $109.64 - $135.08

Q2 2024

Shares 66,583 Value ($000) $7,767 Avg Close $112.11 Range $106.47 - $116.56

Q1 2024

Shares 66,667 Value ($000) $7,925 Avg Close $109.59 Range $105.24 - $114.22

Q4 2023

Shares 62,104 Value ($000) $7,198 Avg Close $106.01 Range $95.54 - $112.68

Q3 2023

Shares 60,043 Value ($000) $6,360 Avg Close $110.00 Range $99.68 - $117.75

Q2 2023

Shares 57,461 Value ($000) $6,685 Avg Close $108.41 Range $103.17 - $111.81

Q1 2023

Shares 55,764 Value ($000) $6,266 Avg Close $105.88 Range $98.79 - $112.70

Q4 2022

Shares 54,538 Value ($000) $6,112 Avg Close $101.69 Range $90.11 - $112.36

Q3 2022

Shares 53,995 Value ($000) $5,499 Avg Close $105.33 Range $93.67 - $111.79

Q2 2022

Shares 54,235 Value ($000) $6,080 Avg Close $104.70 Range $93.56 - $112.06

Q1 2022

Shares 57,341 Value ($000) $6,852 Avg Close $99.21 Range $90.38 - $110.22

Q4 2021

Shares 56,541 Value ($000) $5,924 Avg Close $85.46 Range $78.93 - $95.35

Q3 2021

Shares 51,800 Value ($000) $4,569 Avg Close $86.62 Range $77.13 - $91.37

Q2 2021

Shares 48,078 Value ($000) $4,621 Avg Close $89.25 Range $85.46 - $93.19

Q1 2021

Shares 44,360 Value ($000) $4,385 Avg Close $80.51 Range $75.08 - $88.10

Q4 2020

Shares 40,101 Value ($000) $3,827 Avg Close $84.69 Range $79.43 - $90.82

Q3 2020

Shares 34,193 Value ($000) $3,269 Avg Close $87.17 Range $79.28 - $93.24

Q2 2020

Shares 29,305 Value ($000) $2,918 Avg Close $87.57 Range $79.06 - $96.43

Q1 2020

Shares 20,070 Value ($000) $1,992 Avg Close $94.97 Range $67.49 - $104.36

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	58,526	$9,811	$172.31	$165.37 - $179.62
Q3 2025	60,066	$10,256	$160.05	$148.35 - $170.22
Q2 2025	61,590	$9,492	$153.12	$139.28 - $164.72
Q1 2025	61,491	$9,505	$143.02	$133.16 - $152.73
Q4 2024	64,991	$9,051	$138.63	$132.87 - $149.29
Q3 2024	66,411	$9,212	$124.46	$109.64 - $135.08
Q2 2024	66,583	$7,767	$112.11	$106.47 - $116.56
Q1 2024	66,667	$7,925	$109.59	$105.24 - $114.22
Q4 2023	62,104	$7,198	$106.01	$95.54 - $112.68
Q3 2023	60,043	$6,360	$110.00	$99.68 - $117.75
Q2 2023	57,461	$6,685	$108.41	$103.17 - $111.81
Q1 2023	55,764	$6,266	$105.88	$98.79 - $112.70
Q4 2022	54,538	$6,112	$101.69	$90.11 - $112.36
Q3 2022	53,995	$5,499	$105.33	$93.67 - $111.79
Q2 2022	54,235	$6,080	$104.70	$93.56 - $112.06
Q1 2022	57,341	$6,852	$99.21	$90.38 - $110.22
Q4 2021	56,541	$5,924	$85.46	$78.93 - $95.35
Q3 2021	51,800	$4,569	$86.62	$77.13 - $91.37
Q2 2021	48,078	$4,621	$89.25	$85.46 - $93.19
Q1 2021	44,360	$4,385	$80.51	$75.08 - $88.10
Q4 2020	40,101	$3,827	$84.69	$79.43 - $90.82
Q3 2020	34,193	$3,269	$87.17	$79.28 - $93.24
Q2 2020	29,305	$2,918	$87.57	$79.06 - $96.43
Q1 2020	20,070	$1,992	$94.97	$67.49 - $104.36