Karen E. Hartsfield serves as Executive at ATMOS ENERGY CORP, where they oversee executive responsibilities. Since joining the company, Karen E. Hartsfield has executed 41 insider transactions totaling $0, demonstrating a balanced approach to their equity position. Their most recent transaction on Feb 3, 2026 involved receiving (via award) 1,240 shares valued at $208.4K.
Karen E. Hartsfield currently holds 7,010 shares of ATMOS ENERGY CORP (ATO), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Karen E. Hartsfield has been a net neutral trader of ATO stock. They have purchased $0 and sold $0 worth of shares.
Karen E. Hartsfield's most recent insider trade was on Feb 3, 2026, when they sold 1,240 shares at $168.06 per share.
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| $172.96 |
| Discretionary |
| Nov 4, 2025 | ATO | $933.3K | Option Exercise | 5,396 | $172.96 | Discretionary |
| May 3, 2024 | ATO | $150.5K | Payment | 1,264 | $119.09 | Discretionary |
| May 3, 2024 | ATO | $382.9K | Option Exercise | 3,215 | $119.09 | Discretionary |
| Nov 8, 2023 | ATO | $698.3K | Option Exercise | 6,430 | $108.60 | Discretionary |
| Nov 8, 2023 | ATO | $274.9K | Payment | 2,531 | $108.60 | Discretionary |
| May 5, 2023 | ATO | $307.8K | Option Exercise | 2,610 | $117.92 | Discretionary |
| May 5, 2023 | ATO | $120.9K | Payment | 1,025 | $117.92 | Discretionary |
| Nov 8, 2022 | ATO | $107.5K | Payment | 1,028 | $104.53 | Discretionary |
| Nov 8, 2022 | ATO | $272.8K | Option Exercise | 2,610 | $104.53 | Discretionary |
| May 6, 2022 | ATO | $329.8K | Option Exercise | 2,885 | $114.33 | Discretionary |
| May 6, 2022 | ATO | $129.5K | Payment | 1,133 | $114.33 | Discretionary |
| Nov 10, 2021 | ATO | $440.1K | Option Exercise | 4,683 | $93.98 | Discretionary |
| Nov 10, 2021 | ATO | $173.2K | Payment | 1,843 | $93.98 | Discretionary |
| May 1, 2021 | ATO | $308.6K | Option Exercise | 3,000 | $102.88 | Discretionary |
| May 1, 2021 | ATO | $121.3K | Payment | 1,179 | $102.88 | Discretionary |
| Nov 11, 2020 | ATO | $375.0K | Option Exercise | 3,704 | $101.25 | Discretionary |
| Nov 11, 2020 | ATO | $147.6K | Payment | 1,458 | $101.25 | Discretionary |
| Nov 6, 2020 | ATO | $249.1K | Option Exercise | 2,636 | $94.51 | Discretionary |
| Nov 6, 2020 | ATO | $93.5K | Payment | 989 | $94.51 | Discretionary |
| Nov 6, 2020 | ATO | $18.4K | Payment | 195 | $94.51 | Discretionary |
| Nov 6, 2020 | ATO | $46.5K | Option Exercise | 492 | $94.51 | Discretionary |
| Aug 7, 2020 | ATO | $240.5K | Option Exercise | 2,285 | $105.25 | Discretionary |
| Aug 7, 2020 | ATO | $94.7K | Payment | 900 | $105.25 | Discretionary |
| May 1, 2020 | ATO | $24.0K | Option Exercise | 240 | $99.97 | Discretionary |
| May 1, 2020 | ATO | $9.3K | Payment | 93 | $99.97 | Discretionary |
| Nov 8, 2019 | ATO | $41.7K | Payment | 387 | $107.66 | Discretionary |
| Nov 8, 2019 | ATO | $105.7K | Option Exercise | 982 | $107.66 | Discretionary |
| Nov 5, 2019 | ATO | $146.2K | Payment | 1,349 | $108.40 | Discretionary |