Skip to main content
Equibles

CITADEL ADVISORS LLC

Position in ATO — Atmos Energy Corp

CIK 1423053 MIAMI, FL
Back to ATO Full portfolio

Position in ATO

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$299,130,489
+$160,294,199 QoQ
Shares Held
1,736,405
+131.0% QoQ
Ownership
1.03%
of shares outstanding
% of Portfolio
0.17%
of 13F equity value
Holder Rank
#19
of 1,044 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATO Over Time

Shares Held

Position Value (USD)

Derivatives in ATO

reported options exposure · as of Jun 30, 2026
CallValue
$4,685,744
CallShares
27,200
PutValue
$534,037
PutShares
3,100

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Utilities - Regulated Gas

Utilities · as of Jun 30, 2026

CITADEL ADVISORS LLC holds $675,107,558 across 14 Utilities - Regulated Gas names. ATO ranks #1 (44.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ATO
Atmos Energy Corp
This page 		1,736,405 $299,130,489
2 NI
Nisource Inc.
 3,715,541 $176,673,973
3 BKH
Black Hills Corp /Sd/
 1,259,693 $93,721,158
4 MDU
Mdu Resources Group Inc
 1,909,701 $40,504,757
5 UGI
Ugi Corp /Pa/
 655,895 $22,654,612
6 SWX
Southwest Gas Holdings, Inc.
 236,396 $20,963,597
7 CTRI
Centuri Holdings, Inc.
 146,216 $4,421,571
8 BIPC
Brookfield Infrastructure Corp
 113,056 $4,352,655

All Filings in ATO

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $299,130,489 1,736,405
2026-06-30 $4,685,744 27,200
2026-06-30 $534,037 3,100
2026-03-31 $5,190,632 28,100
2026-03-31 $138,836,290 751,604
2026-03-31 $775,824 4,200
2025-12-31 $586,705 3,500
2025-12-31 $89,153,847 531,849
2025-12-31 $4,173,987 24,900
2025-09-30 $1,570,900 9,200
2025-09-30 $5,925,025 34,700
2025-09-30 $25,718,877 150,623
2025-06-30 $5,794,536 37,600
2025-06-30 $11,261,587 73,075
2025-06-30 $5,856,180 38,000
2025-03-31 $3,941,790 25,500
2025-03-31 $4,560,110 29,500
2025-03-31 $55,485,098 358,941
2024-12-31 $445,664 3,200
2024-12-31 $4,916,231 35,300
2024-12-31 $101,414,602 728,187
2024-09-30 $51,760,468 373,156
2024-09-30 $388,388 2,800
2024-09-30 $6,588,725 47,500
2024-06-30 $26,333,154 225,745
2024-06-30 $664,905 5,700
2024-06-30 $7,757,225 66,500
2024-03-31 $4,196,111 35,300
2024-03-31 $523,028 4,400
2024-03-31 $121,946,949 1,025,885
2023-12-31 $278,160 2,400
2023-12-31 $2,607,750 22,500
2023-12-31 $91,245,056 787,274
2023-09-30 $1,451,241 13,700
2023-09-30 $349,569 3,300
2023-09-30 $3,597,488 33,961
2023-06-30 $5,682,394 48,843
2023-06-30 $3,083,010 26,500
2023-06-30 $802,746 6,900
2023-03-31 $53,011,896 471,804
2023-03-31 $471,912 4,200
2023-03-31 $2,629,224 23,400
2022-12-31 $2,454,333 21,900
2022-12-31 $56,035 500
2022-12-31 $44,919,448 400,816
2022-09-30 $83,099,516 815,901
2022-09-30 $1,150,905 11,300
2022-09-30 $1,446,270 14,200
2022-06-30 $358,720 3,200
2022-06-30 $896,800 8,000