Atmos Energy Corporation
MX ˙ BMV ˙ US0495601058
SecurityMX:ATO / Atmos Energy Corporation
InstitutionJpmorgan Chase & Co
Latest Disclosed Ownership796,227 shares
Latest Disclosed Value $ 147,318,133
Jpmorgan Chase & Co reports 120.08% increase in ownership of ATO / Atmos Energy Corporation

On May 13, 2026 - Jpmorgan Chase & Co filed a 13F-HR/A form disclosing ownership of 796,227 shares of Atmos Energy Corporation (MX:ATO) valued at $147,318,133 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 11, 2026 disclosing 361,783 shares of Atmos Energy Corporation. This represents a change in shares of 120.08% during the quarter.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-13 2026-03-31 13F/A-1 ATMOS ENERGY COMMON 049560105 796,227 434,444 120.08 147,318 142.92 0.0010
2026-05-13 2026-03-31 13F ATMOS ENERGY COMMON 049560105 0 -100.00 0
2026-02-11 2025-12-31 13F ATMOS ENERGY COMMON 049560105 361,783 -117,525 -24.52 60,646 -25.90 0.0038
2025-11-26 2025-09-30 13F/A-1 ATMOS ENERGY COMMON 049560105 479,308 56,604 13.39 81,848 25.64 0.0049
2025-11-07 2025-09-30 13F ATMOS ENERGY COMMON 049560105 479,308 56,604 81,848 0.0005
2025-08-12 2025-06-30 13F ATMOS ENERGY COMMON 049560105 422,704 -186,275 -30.59 65,143 -30.80 0.0043
2025-05-12 2025-03-31 13F ATMOS ENERGY COMMON 049560105 608,979 115,470 23.40 94,136 36.96 0.0069
2025-02-12 2024-12-31 13F ATMOS ENERGY COMMON 049560105 493,509 -86,597 -14.93 68,731 -14.58 0.0051
2024-12-26 2024-09-30 13F/A-1 ATMOS ENERGY COMMON 049560105 580,106 -280,989 -32.63 80,467 -19.89 0.0061
2024-11-08 2024-09-30 13F ATMOS ENERGY COMMON 049560105 580,106 -280,989 80,467 0.0061
2024-12-26 2024-06-30 13F/A-1 ATMOS ENERGY COMMON 049560105 861,095 189,222 28.16 100,447 25.77 0.0082
2024-08-12 2024-06-30 13F ATMOS ENERGY COMMON 049560105 861,095 189,222 100,447 0.0083
2024-12-26 2024-03-31 13F/A-1 ATMOS ENERGY COMMON 049560105 671,873 138,436 25.95 79,866 29.18 0.0067
2024-05-10 2024-03-31 13F ATMOS ENERGY COMMON 049560105 671,873 138,436 79,866 0.0068
2024-12-26 2023-12-31 13F/A-1 ATMOS ENERGY COMMON 049560105 533,437 41,735 8.49 61,825 18.70 0.0059
2024-02-12 2023-12-31 13F ATMOS ENERGY COMMON 049560105 533,437 41,735 61,825 0.0059
2023-11-14 2023-09-30 13F ATMOS ENERGY COMMON 049560105 491,702 -246,481 -33.39 52,086 -39.35 0.0057
2023-08-11 2023-06-30 13F ATMOS ENERGY COMMON 049560105 738,183 354,885 92.59 85,880 99.41 0.0093
2023-05-18 2023-03-31 13F/A-1 ATMOS ENERGY COMMON 049560105 383,298 108,903 39.69 43,067 143,456.67 0.0052
2023-05-11 2023-03-31 13F ATMOS ENERGY COMMON 049560105 315,910 41,515 43,066 0.0006
2023-02-13 2022-12-31 13F ATMOS ENERGY COMMON 049560105 274,395 4,492 1.66 31 -99.89 0.0041
2022-11-14 2022-09-30 13F ATMOS ENERGY COMMON 049560105 269,903 -18,756 -6.50 27,489 -15.05 0.0039
2022-08-11 2022-06-30 13F ATMOS ENERGY COMMON 049560105 288,659 -156,852 -35.21 32,358 -39.21 0.0045
2022-05-11 2022-03-31 13F ATMOS ENERGY COMMON 049560105 445,511 27,752 6.64 53,233 21.62 0.0064
2022-02-11 2021-12-31 13F/A-1 ATMOS ENERGY COMMON 049560105 417,759 3,301 0.80 43,771 19.74 0.0051
2022-02-10 2021-12-31 13F ATMOS ENERGY COMMON 049560105 417,759 3,301 43,771 0.0050
2021-11-12 2021-09-30 13F ATMOS ENERGY COMMON 049560105 414,458 11,238 2.79 36,555 -5.68 0.0045
2021-08-12 2021-06-30 13F ATMOS ENERGY COMMON 049560105 403,220 -235,692 -36.89 38,755 -38.64 0.0046
2021-05-12 2021-03-31 13F ATMOS ENERGY COMMON 049560105 638,912 335,384 110.50 63,155 118.04 0.0084
2021-02-19 2020-12-31 13F/A-1 ATMOS ENERGY COMMON 049560105 303,528 77,080 34.04 28,965 34.49 0.0043
2021-02-11 2020-12-31 13F ATMOS ENERGY COMMON 049560105 303,528 77,080 28,965 716.3251
2020-11-12 2020-09-30 13F/A-1 ATMOS ENERGY COMMON 049560105 226,448 3,388 1.52 21,537 -3.04 0.0036
2020-11-12 2020-09-30 13F ATMOS ENERGY COMMON 049560105 226,448 21,537
2020-08-11 2020-06-30 13F ATMOS ENERGY COMMON 049560105 223,060 77,505 53.25 22,213 53.81 0.0043
2020-05-12 2020-03-31 13F ATMOS ENERGY COMMON 049560105 145,555 64,245 79.01 14,442 58.79 0.0034
2020-02-11 2019-12-31 13F ATMOS ENERGY COMMON 049560105 81,310 115 0.14 9,095 -1.67 0.0017
2019-11-12 2019-09-30 13F ATMOS ENERGY COMMON 049560105 81,195 -17,974 -18.12 9,249 -11.03 0.0018
2019-08-07 2019-06-30 13F ATMOS ENERGY COMMON 049560105 99,169 -52,936 -34.80 10,396 -33.60 0.0020
2019-05-07 2019-03-31 13F ATMOS ENERGY COMMON 049560105 152,105 -29,947 -16.45 15,656 -7.25 0.0032
2019-02-11 2018-12-31 13F ATMOS ENERGY COMMON 049560105 182,052 -45,826 -20.11 16,880 -21.12 0.0039
2018-11-13 2018-09-30 13F/A-1 ATMOS ENERGY COMMON 049560105 227,878 19,718 9.47 21,400 14.05 0.0041
2018-11-07 2018-09-30 13F ATMOS ENERGY COMMON 049560105 227,878 19,718 21,400
2018-08-14 2018-06-30 13F ATMOS ENERGY COMMON 049560105 208,160 -41,984 -16.78 18,763 -10.96 0.0039
2018-05-10 2018-03-31 13F ATMOS ENERGY COMMON 049560105 250,144 -139,497 -35.80 21,072 -37.03 0.0045
2018-02-13 2017-12-31 13F ATMOS ENERGY COMMON 049560105 389,641 134,480 52.70 33,466 55.58 0.0071
2017-11-09 2017-09-30 13F ATMOS ENERGY COMMON 049560105 255,161 -42,103 -14.16 21,511 -12.76 0.0047
2017-08-09 2017-06-30 13F ATMOS ENERGY COMMON 049560105 297,264 -11,488 -3.72 24,658 1.10 0.0056
2017-05-10 2017-03-31 13F ATMOS ENERGY COMMON 049560105 308,752 1,602 0.52 24,389 7.09 0.0056
2017-02-06 2016-12-31 13F ATMOS ENERGY COMMON 049560105 307,150 77,088 33.51 22,775 32.93 0.0055
2016-11-04 2016-09-30 13F ATMOS ENERGY COMMON 049560105 230,062 224 0.10 17,133 -8.33 0.0042
2016-08-08 2016-06-30 13F ATMOS ENERGY COMMON 049560105 229,838 1,138 0.50 18,690 10.06 0.0047
2016-05-10 2016-03-31 13F ATMOS ENERGY COMMON 049560105 228,700 48,891 27.19 16,982 49.81 0.0043
2016-02-12 2015-12-31 13F ATMOS ENERGY COMMON 049560105 179,809 -865 -0.48 11,336 7.85 0.0028
2015-11-13 2015-09-30 13F ATMOS ENERGY COMMON 049560105 180,674 -3,922 -2.12 10,511 11.04 0.0028
2015-08-14 2015-06-30 13F ATMOS ENERGY COMMON 049560105 184,596 10,773 6.20 9,466 -1.52 0.0022
2015-05-15 2015-03-31 13F ATMOS ENERGY COMMON 049560105 173,823 -54,790 -23.97 9,612 -24.57 0.0022
2015-02-13 2014-12-31 13F ATMOS ENERGY COMMON 049560105 228,613 13,807 6.43 12,743 24.36 0.0029
2014-12-08 2014-09-30 13F/A-1 ATMOS ENERGY COMMON 049560105 214,806 -2,259 -1.04 10,247 -11.60 0.0024
2014-11-14 2014-09-30 13F ATMOS ENERGY COMMON 049560105 214,806 10,247
2014-09-03 2014-06-30 13F/A-1 ATMOS ENERGY COMMON 049560105 217,065 -42,624 -16.41 11,591 -5.30 0.0029
2014-08-14 2014-06-30 13F ATMOS ENERGY COMMON 049560105 217,065 11,591
2014-05-15 2014-03-31 13F ATMOS ENERGY COMMON 049560105 259,689 50,888 24.37 12,240 29.07 0.0034
2014-02-26 2013-12-31 13F/A-1 ATMOS ENERGY COMMON 049560105 208,801 -538,369 -72.05 9,483 -70.20 0.0027
2014-02-13 2013-12-31 13F ATMOS ENERGY COMMON 049560105 208,801 9,483
2013-10-31 2013-09-30 13F ATMOS ENERGY COMMON 049560105 747,170 -233,222 -23.79 31,821 -20.95 0.0094
2013-08-13 2013-06-30 13F ATMOS ENERGY COMMON 049560105 980,392 980,392 40,255 0.0128
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.