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ATO — structural market context

Atmos Energy Corporation

Structural market context from public regulatory and market data, shown with its as-of dates. Descriptive only: nothing on this page is a recommendation, a prediction, or advice to buy or sell any security.

What changed

As of the close on Oct 21. Each line shows the earlier value, the later value and their dates.

Price

Close $166.95 (Oct 21) vs $167.13 (Oct 20): −0.11%.

Volume

0.83× its 20-session average (1.1M) on Oct 21.

Includes pre- and post-market trading.

Short interest

Short interest 4.5M shares (settlement Sep 30) vs 4.3M (Sep 15).

No new publication in this window. Latest: settlement Sep 30, published Oct 10.

Fails-to-deliver

Latest file (settlements Sep 15–Sep 30, published Oct 16): 3 days with fails, largest 127 shares on Sep 17.

Previous file (settlements Sep 1–Sep 14, published Sep 30): 1 day with fails, largest 1 shares on Sep 3.

No new publication in this window.

Analyst rating actions

None recorded in this window.

Insider filings (Form 4)

None recorded in this window.

ATO short interest & days to cover

SHARES SHORT
4.5M
% OF FLOAT
2.7%
DAYS TO COVER
3.8
CHANGE VS PRIOR
+4.4%

FINRA consolidated short interest, reported twice a month and published ~2 weeks after each settlement date. % of float uses reported free float. · as of 2026-09-30 (22d ago)

ATO fails-to-deliver (FTD)

Settlement dateFailed sharesPrice
2026-09-28 · 24d56$157.21
2026-09-23 · 29d124$157.34
2026-09-17 · 35d127$161.96

SEC fails-to-deliver files, published twice a month with ~6 weeks of delay.

ATO offering filings (SEC)

1 SEC filing in the last 90 days, by filing date.

FiledFormDocument
2026-10-06Prospectus supplement filed under Rule 424(b)(5) 424B5View on sec.gov ↗

See all filings on SEC EDGAR ↗

SEC filings listed by filing date. A registration statement or prospectus does not by itself show that any shares were sold, how many, or at what price. Some of these filings cover debt securities or resales by existing holders. A filing is made by the issuer and appears under each of its tickers. Source: SEC EDGAR daily index; each filing links to its page on sec.gov.

Source: SEC EDGAR daily index, read once a day after the SEC publishes it (around 10:30 pm ET). Forms covered: S-1, S-3, F-1 and F-3 with their amendments, S-3ASR, F-3ASR, 424B4 and 424B5. · as of 2026-10-21

ATO analyst ratings

FirmActionRatingPublished
Truist Financialprice_target—2026-10-15
JefferiesholdHold2026-10-01
Jefferiesprice_target—2026-10-01
Morgan Stanleyprice_target—2026-09-18

Rating actions as published by the firms, from public feeds. They are not graded here.

Frequently asked questions

What is ATO's short interest?
As of the FINRA settlement date 2026-09-30, ATO had 4.5M shares sold short — 2.7% of its float, with 3.8 days to cover at average volume. FINRA publishes this data roughly two weeks after each twice-monthly settlement, so it is inherently delayed. A short-interest figure describes an aggregate position; it does not predict what the stock will do.
What are the SEC offering filings listed for ATO?
They are registration statements (Forms S-1, S-3, F-1 and F-3, with their amendments and the S-3ASR and F-3ASR automatic shelf forms) and prospectuses filed under Rule 424(b)(4) or 424(b)(5). In the last 90 days the issuer of ATO filed 1; the most recent was a prospectus supplement filed under Rule 424(b)(5) on 2026-10-06. A registration statement or prospectus does not by itself show that any shares were sold, how many, or at what price, and some of these filings cover debt securities or resales by existing holders.
What do analysts say about ATO?
The most recent action: Truist Financial price_target on 2026-10-15. Rating actions are shown as published by the firms; they are not graded here.
Is this page telling me to buy or sell ATO?
No. Everything on this page is descriptive, structural market context from public data, shown with its as-of dates. TradeAI News does not issue directional recommendations, price predictions, or buy/sell advice — for any ticker.
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ATO: the full history

Latest rows shown. Full history, market-wide screens, cluster detection and the context journal live in the dashboard.

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Not financial advice. Trading involves risk. Descriptive structural context, never a recommendation.