ATMOS ENERGY CORP

$ATO
Smart money positioned

31 of the Top-200 alpha managers hold $ATO as of the latest 13F snapshot.

13F holders
13
Insider buys · 90d
1code P
Congress · 90d
0

Smart Money · top-200 alpha cohort

31 holders · Q1 2026

$ATO is held by 31 managers from the Top-Performer cohort as of Q1 2026. Position weights range from 0.00% to 1.90%, with an average of 0.17% of portfolio. Largest holder: Blair William & CO at 1.90%. A weekly Smart-Money commentary for this ticker has not been generated yet this batch — the table below shows the full cohort positioning.

Smart Money shows holdings from our Top-Performer cohort — the 200 highest-alpha manager_13f funds in our universe. Position weight (current quarter) and QoQ delta versus prior quarter. α is the manager's annual alpha vs benchmark.

Institutional holders

Top 10 of 13 · Source: 13F-HR
01
Vanguard Group Inc.
0.05% of portfolio
21,032,554 sh
02
State Street
0.06% of portfolio
11,380,060 sh
03
Citadel
0.18% of portfolio
1,736,405 sh
04
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
0.03% of portfolio
1,098,374 sh
05
Renaissance Technologies
0.11% of portfolio
447,900 sh
06
Citigroup Inc.
0.02% of portfolio
214,158 sh
07
Tudor Investment Corp. Et Al
0.15% of portfolio
192,530 sh
08
Two Sigma
0.02% of portfolio
183,096 sh
09
Aigen Investment Management, LP
0.57% of portfolio
12,034 sh
10
Fruth Investment Management
0.40% of portfolio
9,131 sh
See all 13 13F holders · Pro →

Insider activity · last 90 days

50 transactions · 20 filers
02 Sep 2026
Unknown
· GRANT
A
12 Aug 2026
Unknown
▲ BOUGHT
P
02 Jul 2026
Unknown
· GRANT
A
02 Jul 2026
Unknown
· GRANT
A
02 May 2026
Mcdill John S
· EX/ACQ
2,815
M
02 May 2026
Mcdill John S
· F
1,042
$189.74
F
02 May 2026
Mcdill John S
· EX/ACQ
2,815
$189.74
M
02 May 2026
Robbins J Matt
· EX/ACQ
2,815
M
02 May 2026
Robbins J Matt
· F
1,042
$189.74
F
02 May 2026
Robbins J Matt
· EX/ACQ
2,815
$189.74
M
02 May 2026
Hartsfield Karen E
· EX/ACQ
2,815
M
02 May 2026
Hartsfield Karen E
· F
1,042
$189.74
F

Transaction codes: P open-market purchase · S sale · M option exercise · A grant · F tax-withhold sale. Insider names link to each individual's expert page.

Congress trades · last 90 days

No Congress trades

No STOCK Act filings reference $ATO in the recent window.

Convergence · $ATO

Pattern cards reflect public SEC EDGAR and Congressional filing data only. Detection uses filing dates; trade execution dates may differ. Past convergence patterns do not predict future returns. Nothing here is investment advice.

Source data: SEC EDGAR · 13F-HR · Form 4 · U.S. House Clerk PTR (disclosures-clerk.house.gov) · Senate eFD (senate.gov) · Last refreshed 16:46 UTC.