ATMOS ENERGY CORP

ATO - Company ID 0000731802

Market cap$29.41 B

Rank#475

Filings2,121

ATMOS ENERGY CORP has filed 2,121 public company documents between 1994 and 2026. The most frequent type is insider trade (1,233 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.

Continue researchATO overview$29.41 BMarket cap, financials, charts, and latest company context.

Continue researchMarket cap historyRank #475See the market value trend behind the filing history.

Continue researchRevenue trendAnnual historyMove from documents into filing-backed operating results.

Continue researchCompare with LNGPeer viewPut ATO beside LNG across market cap, revenue, income, and filings.

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Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.

Type	Filing	Filed	Period covered	Open
10-K405	10-K405	30y ago1995-12-14	1995-09-30	View filing
10-Q	Quarterly report	30y ago1995-08-09	1995-06-30	View filing
11-K	Employee plan annual report	31y ago1995-06-28	1994-12-31	View filing
10-Q	Quarterly report	31y ago1995-05-10	1995-03-31	View filing
S-8	Employee stock plan	31y ago1995-02-14	-	View filing
S-8	Employee stock plan	31y ago1995-02-14	-	View filing
10-Q	Quarterly report	31y ago1995-02-13	1994-12-31	View filing
DEF 14A	Proxy statement	31y ago1994-12-27	1995-02-08	View filing
S-3	Securities registration	31y ago1994-12-16	-	View filing
10-K	Annual report	31y ago1994-12-15	1994-09-30	View filing
PRE 14A	PRE 14A	31y ago1994-12-02	1995-02-08	View filing
10-Q	Quarterly report	31y ago1994-08-11	1994-06-30	View filing
8-K	Major company event	32y ago1994-07-21	1993-12-22	View filing
10-K/A	Annual report (amended)	32y ago1994-06-30	1993-09-30	View filing
10-Q	Quarterly report	32y ago1994-05-13	1994-03-31	View filing
S-3D/A	S-3D/A	32y ago1994-04-01	-	View filing
SC 13G	Passive ownership stake	32y ago1994-02-25	-	View filing
10-Q	Quarterly report	32y ago1994-02-14	1993-12-31	View filing
8-K/A	Major company event (amended)	32y ago1994-01-31	1993-12-22	View filing
DEFA14A	Proxy materials	32y ago1994-01-07	-	View filing
8-K	Major company event	32y ago1994-01-05	1993-12-22	View filing

ATMOS ENERGY CORP

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