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MATTERN CAPITAL MANAGEMENT, LLC

Position in ATO — Atmos Energy Corp

CIK 1803227 LAKEWOOD, CO

Position in ATO

as of Jun 30, 2026 · filed Jul 24, 2026
Position Value
$10,227,842
-$801,050 QoQ
Shares Held
59,371
-0.6% QoQ
Ownership
0.035%
of shares outstanding
% of Portfolio
1.29%
of 13F equity value
Holder Rank
#195
of 1,040 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATO Over Time

Shares Held

Position Value (USD)

Position in Utilities - Regulated Gas

Utilities · as of Jun 30, 2026

MATTERN CAPITAL MANAGEMENT, LLC holds $20,016,404 across 2 Utilities - Regulated Gas names. ATO ranks #1 (51.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ATO
Atmos Energy Corp
This page
59,371 $10,227,842

All Filings in ATO

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26 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $10,227,842 59,371
2026-03-31 $11,028,892 59,706
2025-12-31 $9,810,713 58,526
2025-09-30 $10,256,269 60,066
2025-06-30 $9,491,634 61,590
2025-03-31 $9,505,278 61,491
2024-12-31 $9,051,296 64,991
2024-09-30 $9,211,869 66,411
2024-06-30 $7,766,906 66,583
2024-03-31 $7,924,706 66,667
2023-12-31 $7,197,853 62,104
2023-09-30 $6,360,354 60,043
2023-06-30 $6,685,012 57,461
2023-03-31 $6,265,643 55,764
2022-12-31 $6,112,073 54,538
2022-09-30 $5,499,390 53,995
2022-06-30 $6,079,743 54,235
2022-03-31 $6,851,676 57,341
2021-12-31 $5,923,800 56,541
2021-09-30 $4,568,760 51,800
2021-06-30 $4,620,776 48,078
2021-03-31 $4,384,986 44,360
2020-12-31 $3,826,838 40,101
2020-09-30 $3,268,508 34,193
2020-06-30 $2,918,191 29,305
2020-03-31 $1,991,546 20,070