ATO
ATMOS ENERGY CORP · Energy · Market cap $26.6B
Insiders bought $50K net in the last 90 days ·0 sellers, 1 buyer· latest Form 4 filed Aug 12, 2026
Insider Buying
$50K
reported purchases (SEC code P)
Insider Selling
$77K
reported sales (SEC code S)
Unique Insiders
2
in the rolling window
Latest filing
Sep 17, 2026
WARE WILLIAM JAMES
ATMOS ENERGY CORP (ATO) has 26 SEC Form 4 filings (40 transaction rows) in the rolling window, disclosed by 2 distinct insiders. Most recent filing: Sep 17, 2026.
Inside the rolling window, 2 insiders at ATMOS ENERGY CORP reported 1 open-market purchase totaling $50K and 1 open-market sale totaling $77K. The most recent open-market filing is a purchase of 300 shares by Director WARE WILLIAM JAMES, dated Aug 11, 2026, worth $50K.
- Industry:Regulated Gas
- CEO:John Kevin Akers
- Employees:5,487
- HQ:Dallas, TX, US
- IPO:1983-12-28
| Source | |||||||
|---|---|---|---|---|---|---|---|
WARE WILLIAM JAMESFirst filing | Director | Purchase | 300 | $50K | Aug 12 | -7.3% | SEC ↗ |
DONOHUE SEANFirst filing | Director | Sale | 450 | $77K | Dec 4 | -8.0% | SEC ↗ |
Congress trading ATO 21 all-time
- RSen. John BoozmanSale$1,001 - $15,0002026-06-12
- DRep. Ro KhannaSale$1,001 - $15,0002026-01-29
- DRep. Ro KhannaSale$1,001 - $15,0002026-01-29
- DRep. Jared MoskowitzPurchase$1,001 - $15,0002025-12-02
- RRep. Rick W. AllenPurchase$15,001 - $50,0002025-08-19
- RSen. John BoozmanPurchase$1,001 - $15,0002025-05-20
STOCK Act disclosures are filed up to 45 days after the trade. Amount is a disclosed range, not an exact figure.
Frequently asked questions
How many SEC Form 4 insider filings does ATO have?
ATMOS ENERGY CORP (ATO) has 26 SEC Form 4 filings (40 transaction rows) in the rolling 365-day window, disclosed by 2 distinct insiders. Most recent filing: Sep 17, 2026.
When was the most recent SEC Form 4 filing for ATO?
The most recent Form 4 filing for ATO on Tracefour is dated Sep 17, 2026.
What is the net insider flow at ATO over the last 6 months?
Over the trailing 180 days, insiders at ATO have net bought $50K based on SEC Form 4 disclosures.
What is the total insider buy and sell value at ATO in the current window?
Inside the rolling window, insiders at ATO bought $50K and sold $77K based on SEC Form 4 filings.
Can I get alerts for ATO insider trading?
Yes. Tracefour sends a free email when a new SEC Form 4 purchase or sale is filed at ATMOS ENERGY CORP (ATO). Alerts are set per company from the page itself, there is no paid tier, and each email links to the original filing on SEC EDGAR.
Related companies
ATMOS ENERGY CORP is in the Energy sector.