Company / CIK 0000731802
ATMOS ENERGY CORP
- Ticker
- ATO
- Size, estimated from filings
- Large cap ($10B – $200B)
- Insiders on file
- 20
- Members of Congress who traded it
- 2
- Federal contracts on record
- 9 awards
- Lobbying filings on record
- 10
- SEC filings
- EDGAR ↗
- Latest trade on record
- October 1, 2026
ATMOS ENERGY CORP (ATO) has 20 insiders on file who disclosed 75 transactions in the last 12 months (1 open-market buy, 14 sales, about $33.0M at reported prices), and 2 congressional trades in its stock are on record. USAspending shows 9 federal contract awards with a combined value of $38K to a recipient with this name that started in the last 180 days, and 6 lobbying filings naming it as client report $240K in 2026.
ATMOS ENERGY CORP in charts
Who is trading this stock
Which people account for the buying and selling over the last 12 months?
BoughtSold
8 people account for the disclosed buying and selling in ATMOS ENERGY CORP over the last 12 months; the most active is AKERS JOHN K with $3.4M.
Lobbying spend by quarter
How much has ATMOS ENERGY CORP reported spending on federal lobbying?
ATMOS ENERGY CORP reported $400K in lobbying over the last eight quarters, from filings matched by exact company name.
Federal contracts by agency
Which agencies awarded ATMOS ENERGY CORP contracts that started in the last 180 days?
Federal contract awards to ATMOS ENERGY CORP that started in the last 180 days have a combined award value of $38K, most from Department of Justice.
Insiders
| Name | Role | Rows | Bought | Sold | Last filed |
|---|---|---|---|---|---|
| GARZA RAFAEL G | Director | 6 | 0 | 0 | October 5, 2026 |
| Geiser Edward | Director | 6 | 0 | 0 | October 5, 2026 |
| ROBBINS J MATT | SR VP, HUMAN RESOURCES | 8 | 0 | 2 | September 17, 2026 |
| Jeffries James Henry IV | Director | 1 | 0 | 0 | September 2, 2026 |
| WARE WILLIAM JAMES | Director | 2 | 1 | 0 | August 12, 2026 |
| AKERS JOHN K | PRESIDENT & CEO | 6 | 0 | 2 | May 4, 2026 |
| FAULK MICHELLE | Vice President & Controller | 6 | 0 | 2 | May 4, 2026 |
| Forsythe Christopher T | SR VICE PRESIDENT & CFO | 6 | 0 | 2 | May 4, 2026 |
| HARTSFIELD KAREN E | Senior Advisor | 6 | 0 | 2 | May 4, 2026 |
| MCDILL JOHN S | SR VP, UTILITY OPERATIONS | 6 | 0 | 2 | May 4, 2026 |
| Ale John C. | Director | 3 | 0 | 0 | March 10, 2026 |
| COCKLIN KIM R | Director | 3 | 0 | 0 | March 10, 2026 |
| COMPTON KELLY H | Director | 4 | 0 | 0 | March 10, 2026 |
| Coogler Mitzi H | Director | 1 | 0 | 0 | March 10, 2026 |
| DONOHUE SEAN | Director | 2 | 0 | 1 | March 10, 2026 |
| QUINN NANCY K | Director | 1 | 0 | 0 | March 10, 2026 |
| TOLIVER TELISA | Director | 1 | 0 | 0 | March 10, 2026 |
| YOHO FRANK H | Director | 1 | 0 | 0 | March 10, 2026 |
| Sampson Richard A | Director | 4 | 0 | 0 | February 5, 2026 |
| BATEMAN JESSICA WALKER | Sr VP, Gen Counsel, Corp Sec'y | 4 | 0 | 1 | February 4, 2026 |
Rows are this company's Form 4 rows for each person. "Bought" and "sold" count open-market purchases (code P) and sales only. More in insider buying and insider selling.
Members of Congress who traded ATO
From periodic transaction reports that name the company's stock. Amounts are the sums of the ranges as filed. Every row is on the ATO page.
| Member | Seat | Trades | Bought | Sold | Range as filed | Latest |
|---|---|---|---|---|---|---|
| John Boozman | Senator (AR), Republican | 1 | 0 | 1 | $1,001–$15K | June 12, 2026 |
| Jared Moskowitz | Representative (FL, District 23), Democrat | 1 | 1 | 0 | $1,001–$15K | December 2, 2025 |
Insider transactions
| Filer | Security | Side | Trade date | Disclosed | Lag | Shares | Price | Value | Flags | Source | Share |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Geiser Edward | ATO | Other A | October 1, 2026 | October 5, 2026 | 4d | 225 | $156 | $35K | derivative | Form 4 ↗ | |
| GARZA RAFAEL G | ATO | Other A | October 1, 2026 | October 5, 2026 | 4d | 77 | $156 | $12K | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Other G | September 15, 2026 | September 17, 2026 | 2d | 1,500 | — | — | Form 4 ↗ | ||
| Jeffries James Henry IV | ATO | Other A | September 1, 2026 | September 2, 2026 | 1d | 1,000 | $167 | $167K | derivative | Form 4 ↗ | |
| WARE WILLIAM JAMES | ATO | Buy P | August 11, 2026 | August 12, 2026 | 1d | 300 | $168 | $50K | Form 4 ↗ | ||
| Geiser Edward | ATO | Other A | July 1, 2026 | July 2, 2026 | 1d | 188 | $173 | $33K | derivative | Form 4 ↗ | |
| GARZA RAFAEL G | ATO | Other A | July 1, 2026 | July 2, 2026 | 1d | 65 | $173 | $11K | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,815 | — | — | derivative | Form 4 ↗ | |
| ROBBINS J MATT | ATO | Sell F | May 2, 2026 | May 4, 2026 | 2d | 1,042 | $190 | $198K | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,815 | $190 | $534K | Form 4 ↗ | ||
| MCDILL JOHN S | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,815 | — | — | derivative | Form 4 ↗ | |
| MCDILL JOHN S | ATO | Sell F | May 2, 2026 | May 4, 2026 | 2d | 1,042 | $190 | $198K | Form 4 ↗ | ||
| MCDILL JOHN S | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,815 | $190 | $534K | Form 4 ↗ | ||
| HARTSFIELD KAREN E | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,815 | — | — | derivative | Form 4 ↗ | |
| HARTSFIELD KAREN E | ATO | Sell F | May 2, 2026 | May 4, 2026 | 2d | 1,042 | $190 | $198K | Form 4 ↗ | ||
| HARTSFIELD KAREN E | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 2,815 | $190 | $534K | Form 4 ↗ | ||
| Forsythe Christopher T | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 3,970 | — | — | derivative | Form 4 ↗ | |
| Forsythe Christopher T | ATO | Sell F | May 2, 2026 | May 4, 2026 | 2d | 1,563 | $190 | $297K | Form 4 ↗ | ||
| Forsythe Christopher T | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 3,970 | $190 | $753K | Form 4 ↗ | ||
| FAULK MICHELLE | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 175 | — | — | derivative | Form 4 ↗ | |
| FAULK MICHELLE | ATO | Sell F | May 2, 2026 | May 4, 2026 | 2d | 70 | $190 | $13K | Form 4 ↗ | ||
| FAULK MICHELLE | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 175 | $190 | $33K | Form 4 ↗ | ||
| AKERS JOHN K | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 16,850 | — | — | derivative | Form 4 ↗ | |
| AKERS JOHN K | ATO | Sell F | May 2, 2026 | May 4, 2026 | 2d | 6,235 | $188 | $1.2M | Form 4 ↗ | ||
| AKERS JOHN K | ATO | Option / conversion M | May 2, 2026 | May 4, 2026 | 2d | 16,850 | $190 | $3.2M | Form 4 ↗ | ||
| GARZA RAFAEL G | ATO | Other A | April 1, 2026 | April 2, 2026 | 1d | 60 | $185 | $11K | Form 4 ↗ | ||
| Geiser Edward | ATO | Other A | April 1, 2026 | April 2, 2026 | 1d | 176 | $185 | $33K | derivative | Form 4 ↗ | |
| YOHO FRANK H | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| WARE WILLIAM JAMES | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| TOLIVER TELISA | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| QUINN NANCY K | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| Geiser Edward | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| GARZA RAFAEL G | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| DONOHUE SEAN | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| Coogler Mitzi H | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| COMPTON KELLY H | ATO | Option / conversion M | March 7, 2026 | March 10, 2026 | 3d | 1,082 | — | — | derivative | Form 4 ↗ | |
| COMPTON KELLY H | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| COMPTON KELLY H | ATO | Option / conversion M | March 7, 2026 | March 10, 2026 | 3d | 1,082 | $185 | $200K | Form 4 ↗ | ||
| COCKLIN KIM R | ATO | Option / conversion M | March 7, 2026 | March 10, 2026 | 3d | 1,082 | — | — | derivative | Form 4 ↗ | |
| COCKLIN KIM R | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| COCKLIN KIM R | ATO | Option / conversion M | March 7, 2026 | March 10, 2026 | 3d | 1,082 | $185 | $200K | Form 4 ↗ | ||
| Ale John C. | ATO | Option / conversion M | March 7, 2026 | March 10, 2026 | 3d | 1,082 | — | — | derivative | Form 4 ↗ | |
| Ale John C. | ATO | Other A | March 6, 2026 | March 10, 2026 | 4d | 920 | $185 | $170K | derivative | Form 4 ↗ | |
| Ale John C. | ATO | Option / conversion M | March 7, 2026 | March 10, 2026 | 3d | 1,082 | $185 | $200K | Form 4 ↗ | ||
| Sampson Richard A | ATO | Exchange C | February 4, 2026 | February 5, 2026 | 1d | 685 | — | — | derivative | Form 4 ↗ | |
| Sampson Richard A | ATO | Exchange C | February 4, 2026 | February 5, 2026 | 1d | 30,808 | — | — | derivative | Form 4 ↗ | |
| Sampson Richard A | ATO | Exchange C | February 4, 2026 | February 5, 2026 | 1d | 685 | $172 | $118K | Form 4 ↗ | ||
| Sampson Richard A | ATO | Exchange C | February 4, 2026 | February 5, 2026 | 1d | 30,808 | $172 | $5.3M | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 1,240 | $168 | $208K | derivative | Form 4 ↗ | |
| MCDILL JOHN S | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 1,240 | $168 | $208K | derivative | Form 4 ↗ | |
| HARTSFIELD KAREN E | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 1,240 | $168 | $208K | derivative | Form 4 ↗ | |
| Forsythe Christopher T | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 1,900 | $168 | $319K | derivative | Form 4 ↗ | |
| FAULK MICHELLE | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 260 | $168 | $44K | derivative | Form 4 ↗ | |
| BATEMAN JESSICA WALKER | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 1,240 | $168 | $208K | derivative | Form 4 ↗ | |
| AKERS JOHN K | ATO | Other A | February 3, 2026 | February 4, 2026 | 1d | 7,760 | $168 | $1.3M | derivative | Form 4 ↗ | |
| BATEMAN JESSICA WALKER | ATO | Option / conversion M | January 2, 2026 | January 5, 2026 | 3d | 2,500 | — | — | derivative | Form 4 ↗ | |
| BATEMAN JESSICA WALKER | ATO | Sell F | January 2, 2026 | January 5, 2026 | 3d | 1,042 | $168 | $175K | Form 4 ↗ | ||
| BATEMAN JESSICA WALKER | ATO | Option / conversion M | January 2, 2026 | January 5, 2026 | 3d | 2,500 | $168 | $421K | Form 4 ↗ | ||
| Geiser Edward | ATO | Other A | January 2, 2026 | January 5, 2026 | 3d | 193 | $168 | $33K | derivative | Form 4 ↗ | |
| GARZA RAFAEL G | ATO | Other A | January 2, 2026 | January 5, 2026 | 3d | 66 | $168 | $11K | Form 4 ↗ | ||
| COMPTON KELLY H | ATO | Other G | December 16, 2025 | December 18, 2025 | 2d | 442 | $169 | $75K | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Other G | December 10, 2025 | December 12, 2025 | 2d | 1,500 | $167 | $250K | Form 4 ↗ | ||
| DONOHUE SEAN | ATO | Sell S | December 3, 2025 | December 4, 2025 | 1d | 450 | $171 | $77K | Form 4 ↗ | ||
| AKERS JOHN K | ATO | Sell F | November 4, 2025 | November 5, 2025 | 1d | 12,709 | $173 | $2.2M | Form 4 ↗ | ||
| AKERS JOHN K | ATO | Option / conversion M | November 4, 2025 | November 5, 2025 | 1d | 32,297 | $173 | $5.6M | Form 4 ↗ | ||
| Forsythe Christopher T | ATO | Sell F | November 4, 2025 | November 5, 2025 | 1d | 2,995 | $173 | $518K | Form 4 ↗ | ||
| Forsythe Christopher T | ATO | Option / conversion M | November 4, 2025 | November 5, 2025 | 1d | 7,610 | $173 | $1.3M | Form 4 ↗ | ||
| FAULK MICHELLE | ATO | Sell F | November 4, 2025 | November 5, 2025 | 1d | 116 | $173 | $20K | Form 4 ↗ | ||
| FAULK MICHELLE | ATO | Option / conversion M | November 4, 2025 | November 5, 2025 | 1d | 336 | $173 | $58K | Form 4 ↗ | ||
| HARTSFIELD KAREN E | ATO | Sell F | November 4, 2025 | November 5, 2025 | 1d | 2,124 | $173 | $367K | Form 4 ↗ | ||
| HARTSFIELD KAREN E | ATO | Option / conversion M | November 4, 2025 | November 5, 2025 | 1d | 5,396 | $173 | $933K | Form 4 ↗ | ||
| MCDILL JOHN S | ATO | Sell F | November 4, 2025 | November 5, 2025 | 1d | 2,124 | $173 | $367K | Form 4 ↗ | ||
| MCDILL JOHN S | ATO | Option / conversion M | November 4, 2025 | November 5, 2025 | 1d | 5,396 | $173 | $933K | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Sell F | November 4, 2025 | November 5, 2025 | 1d | 2,124 | $173 | $367K | Form 4 ↗ | ||
| ROBBINS J MATT | ATO | Option / conversion M | November 4, 2025 | November 5, 2025 | 1d | 5,396 | $173 | $933K | Form 4 ↗ | ||
| Geiser Edward | ATO | Other A | October 1, 2025 | October 2, 2025 | 1d | 191 | $170 | $32K | derivative | Form 4 ↗ | |
| GARZA RAFAEL G | ATO | Other A | October 1, 2025 | October 2, 2025 | 1d | 66 | $170 | $11K | Form 4 ↗ |
Federal contracts (USAspending, awards started in the last 180 days)
| Start date | Awarding agency | Award value | NAICS | Source |
|---|---|---|---|---|
| July 1, 2026 | Department of Justice | $11,710 | 221210 | USAspending ↗ |
| October 1, 2026 | Department of Justice | $7,500 | 221118 | USAspending ↗ |
| September 1, 2026 | Department of Justice | $4,034 | 221118 | USAspending ↗ |
| August 1, 2026 | Department of Justice | $3,977 | 221118 | USAspending ↗ |
| May 1, 2026 | Department of Justice | $3,914 | 221118 | USAspending ↗ |
| July 1, 2026 | Department of Justice | $3,623 | 221118 | USAspending ↗ |
| June 1, 2026 | Department of Justice | $3,566 | 221118 | USAspending ↗ |
| October 1, 2026 | Department of Justice | $0 | 221118 | USAspending ↗ |
| October 1, 2026 | Department of Justice | $0 | 221118 | USAspending ↗ |
Lobbying (Senate LDA, as client)
| Period | Registrant | Primary issue | Amount | Source |
|---|---|---|---|---|
| 2026 Q3 | ALPINE GROUP PARTNERS, LLC. | Fuel/Gas/Oil | $60,000 | LDA ↗ |
| 2026 Q3 | DS2 GROUP, LLC | Energy/Nuclear | $20,000 | LDA ↗ |
| 2026 Q2 | ALPINE GROUP PARTNERS, LLC. | Fuel/Gas/Oil | $60,000 | LDA ↗ |
| 2026 Q2 | DS2 GROUP, LLC | Energy/Nuclear | $20,000 | LDA ↗ |
| 2026 Q1 | ALPINE GROUP PARTNERS, LLC. | Fuel/Gas/Oil | $60,000 | LDA ↗ |
| 2026 Q1 | DS2 GROUP, LLC | Energy/Nuclear | $20,000 | LDA ↗ |
| 2025 Q4 | ALPINE GROUP PARTNERS, LLC. | Fuel/Gas/Oil | $60,000 | LDA ↗ |
| 2025 Q4 | DS2 GROUP, LLC | Energy/Nuclear | $20,000 | LDA ↗ |
| 2025 Q3 | ALPINE GROUP PARTNERS, LLC. | Fuel/Gas/Oil | $60,000 | LDA ↗ |
| 2025 Q3 | DS2 GROUP, LLC | Energy/Nuclear | $20,000 | LDA ↗ |
Related companies
Companies whose stock was traded by the same people who traded ATO, by number of filers in common. It shows overlap in public filings and nothing else.
- Meta Platforms, Inc. META 2 filers in common
- Accenture plc ACN 2 filers in common
- Broadcom Inc. AVGO 2 filers in common
- JOHNSON & JOHNSON JNJ 2 filers in common
- CATERPILLAR INC CAT 2 filers in common
- MICROSOFT CORP MSFT 2 filers in common
- Motorola Solutions, Inc. MSI 2 filers in common
- HOME DEPOT, INC. HD 2 filers in common
Guides for this page
- What is SEC Form 4? Who files: officers, directors and owners of more than 10% of a class of the company's shares.
- Insider buying vs insider selling Selling outweighs buying by a wide margin in normal times.
- Federal contracts: how to read USAspending data Obligation = money the government has committed. Outlay = money actually paid.
- Lobbying disclosure reports Reports are due about 20 days after each quarter ends.
- What disclosure data cannot tell you Filings are late by design: up to 45 days for Congress, two business days for insiders.
Sources and method
| Source | Filings | Rows | First filed | Newest filed | Read the originals |
|---|---|---|---|---|---|
| House Clerk, periodic transaction reports | 1 | 1 | January 16, 2026 | January 16, 2026 | House Clerk search |
| Senate eFD, periodic transaction reports | 1 | 1 | July 13, 2026 | July 13, 2026 | Senate eFD search |
| SEC EDGAR, Form 4 | 48 | 77 | October 2, 2025 | October 5, 2026 | Form 4 list on EDGAR |
| USAspending, federal contract awards | 9 awards | — | — | — | USAspending |
| Lobbying disclosure filings | 10 filings | — | — | — | LDA.gov search |
Site built October 27, 2026. Every row in the tables above links to its own filing. To quote a figure, use the Cite button at the top of the page; see how to cite and reuse.
Insiders and their transactions come from SEC EDGAR Form 4 filings for this issuer. Contracts and lobbying are matched by exact normalized name (suffixes like Inc./Corp. ignored) to USAspending recipients and LDA clients — a conservative match that misses subsidiaries on purpose. See methodology and corrections.
Not investment advice. Public records shown as filed; no recommendation is made or implied.