SEC Form 4 · Updated Daily
ATO
— ATMOS ENERGY CORPORATION OwnershipInsider and institutional ownership derived from SEC Form 4 filings. Click any owner to see their holdings across every company they’ve filed on, and how their position has changed over time.
Current Reporting Owners
| Owner | Role | Shares Owned | As Of | Last Activity |
|---|---|---|---|---|
| COCKLIN KIM R | Director | 173,713.605 | 2026-03-07 | M |
| AKERS JOHN K | Director · Officer | 135,979.199 | 2026-05-02 | F |
| Forsythe Christopher T | Officer | 62,021.706 | 2026-05-02 | F |
| Sampson Richard A | Director | 41,767.04 | 2026-02-04 | C |
| MCDILL JOHN S | Officer | 36,372.294 | 2026-05-02 | F |
| HARTSFIELD KAREN E | Officer | 32,985.716 | 2026-05-02 | F |
| ROBBINS J MATT | Officer | 27,366.083 | 2026-05-02 | F |
| COMPTON KELLY H | Director | 7,959.061 | 2026-03-07 | M |
| BATEMAN JESSICA WALKER | Officer | 1,458 | 2026-01-02 | F |
| FAULK MICHELLE | Officer | 1,201.886 | 2026-05-02 | F |
| Ale John C. | Director | 1,082 | 2026-03-07 | M |
| DONOHUE SEAN | Director | 876.598 | 2025-12-03 | S |
| WARE WILLIAM JAMES | Director | 488 | 2026-08-11 | P |
| GARZA RAFAEL G | Director | 257 | 2026-07-01 | A |
Recent Filings
| Date | Owner | Activity | Shares | Price | Owned After |
|---|---|---|---|---|---|
| 2026-09-01 | Jeffries James Henry IV | Grant / award (derivative) | 1,000 | $166.96 | 1,000 |
| 2026-08-11 | WARE WILLIAM JAMES | Open-market buy | 300 | $167.59 | 488 |
| 2026-07-01 | GARZA RAFAEL G | Grant / award | 65 | $172.92 | 257 |
| 2026-07-01 | Geiser Edward | Grant / award (derivative) | 187.946 | $172.92 | 1,688.503 |
| 2026-05-02 | AKERS JOHN K | Option exercise (derivative) | 16,850 | $0.00 | 26,365 |
| 2026-05-02 | AKERS JOHN K | Tax withholding | 6,235 | $187.74 | 135,979.199 |
| 2026-05-02 | AKERS JOHN K | Option exercise | 16,850 | $189.74 | 142,214.199 |
| 2026-05-02 | FAULK MICHELLE | Option exercise (derivative) | 175 | $0.00 | 650 |
| 2026-05-02 | FAULK MICHELLE | Tax withholding | 70 | $189.74 | 1,201.886 |
| 2026-05-02 | FAULK MICHELLE | Option exercise | 175 | $189.74 | 1,271.886 |
| 2026-05-02 | Forsythe Christopher T | Option exercise (derivative) | 3,970 | $0.00 | 6,220 |
| 2026-05-02 | Forsythe Christopher T | Tax withholding | 1,563 | $189.74 | 62,021.706 |
| 2026-05-02 | Forsythe Christopher T | Option exercise | 3,970 | $189.74 | 63,584.706 |
| 2026-05-02 | HARTSFIELD KAREN E | Option exercise (derivative) | 2,815 | $0.00 | 4,195 |
| 2026-05-02 | HARTSFIELD KAREN E | Tax withholding | 1,042 | $189.74 | 32,985.716 |
| 2026-05-02 | HARTSFIELD KAREN E | Option exercise | 2,815 | $189.74 | 34,027.716 |
| 2026-05-02 | MCDILL JOHN S | Option exercise (derivative) | 2,815 | $0.00 | 4,195 |
| 2026-05-02 | MCDILL JOHN S | Tax withholding | 1,042 | $189.74 | 36,372.294 |
| 2026-05-02 | MCDILL JOHN S | Option exercise | 2,815 | $189.74 | 37,414.294 |
| 2026-05-02 | ROBBINS J MATT | Option exercise (derivative) | 2,815 | $0.00 | 4,195 |
| 2026-05-02 | ROBBINS J MATT | Tax withholding | 1,042 | $189.74 | 27,366.083 |
| 2026-05-02 | ROBBINS J MATT | Option exercise | 2,815 | $189.74 | 28,408.083 |
| 2026-04-01 | Geiser Edward | Grant / award (derivative) | 175.59 | $185.09 | 1,491.751 |
| 2026-04-01 | GARZA RAFAEL G | Grant / award | 60 | $185.09 | 192 |
| 2026-03-07 | Ale John C. | Option exercise (derivative) | 1,082 | $0.00 | 920 |
| 2026-03-07 | Ale John C. | Option exercise | 1,082 | $184.73 | 1,082 |
| 2026-03-07 | COCKLIN KIM R | Option exercise (derivative) | 1,082 | $0.00 | 0 |
| 2026-03-07 | COCKLIN KIM R | Option exercise | 1,082 | $184.73 | 173,713.605 |
| 2026-03-07 | COMPTON KELLY H | Option exercise (derivative) | 1,082 | $0.00 | 920 |
| 2026-03-07 | COMPTON KELLY H | Option exercise | 1,082 | $184.73 | 7,959.061 |
| 2026-03-06 | Ale John C. | Grant / award (derivative) | 920 | $184.73 | 2,002 |
| 2026-03-06 | COCKLIN KIM R | Grant / award (derivative) | 920.26 | $184.73 | 920.26 |
| 2026-03-06 | COMPTON KELLY H | Grant / award (derivative) | 920 | $184.73 | 2,002 |
| 2026-03-06 | Coogler Mitzi H | Grant / award (derivative) | 920.26 | $184.73 | 920.26 |
| 2026-03-06 | DONOHUE SEAN | Grant / award (derivative) | 920.26 | $184.73 | 9,791.678 |
| 2026-03-06 | GARZA RAFAEL G | Grant / award (derivative) | 920.26 | $184.73 | 22,665.866 |
| 2026-03-06 | Geiser Edward | Grant / award (derivative) | 920.26 | $184.73 | 3,050.836 |
| 2026-03-06 | QUINN NANCY K | Grant / award (derivative) | 920.26 | $184.73 | 67,991.012 |
| 2026-03-06 | TOLIVER TELISA | Grant / award (derivative) | 920.26 | $184.73 | 3,050.836 |
| 2026-03-06 | WARE WILLIAM JAMES | Grant / award (derivative) | 920.26 | $184.73 | 920.26 |
Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.