Position in ATO
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$48,289,687
+$37,060,992 QoQ
Shares Held
261,421
+290.3% QoQ
Ownership
0.157%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 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 Sep 30, 2025CallValue
$0
CallShares
0
PutValue
$2,339,275
PutShares
13,700
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 Mar 31, 2026MILLENNIUM MANAGEMENT LLC holds $110,086,208 across 12 Utilities - Regulated Gas names. ATO ranks #1 (43.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ATO |
Atmos Energy Corp
This page
|
261,421 | $48,289,687 | |
| 2 | UGI |
Ugi Corp /Pa/
|
392,799 | $14,305,739 | |
| 3 | BIPC |
Brookfield Infrastructure Corp
|
209,522 | $8,280,309 | |
| 4 | NI |
Nisource Inc.
|
159,499 | $7,442,223 | |
| 5 | MDU |
Mdu Resources Group Inc
|
333,965 | $6,919,754 | |
| 6 | NWN |
Northwest Natural Holding Co
|
107,940 | $5,744,566 | |
| 7 | SR |
Spire Inc
|
55,118 | $4,990,383 | |
| 8 | SWX |
Southwest Gas Holdings, Inc.
|
56,427 | $4,903,506 |
All Filings in ATO
Export CSV
31 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $48,289,687 | 261,421 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $11,228,695 | 66,985 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $2,339,275 | 13,700 | Put | Sole | 2025-11-14 | |
| 2025-09-30 | $10,317,739 | 60,426 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $1,895,553 | 12,300 | Put | Sole | 2025-08-14 | |
| 2025-06-30 | $14,107,845 | 91,544 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $1,487,677 | 9,624 | Shares | Sole | 2025-05-15 | |
| 2024-12-31 | $2,562,568 | 18,400 | Call | Sole | 2025-02-14 | |
| 2024-12-31 | $5,855,050 | 42,041 | Shares | Sole | 2025-02-14 | |
| 2024-09-30 | $31,162,311 | 224,658 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $28,043,243 | 240,405 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $32,898,817 | 276,763 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $59,300,582 | 511,653 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $13,360,421 | 126,125 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $7,302,080 | 62,765 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $36,481,044 | 324,680 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $13,942,852 | 124,412 | Shares | Sole | 2023-02-14 | |
| 2022-12-31 | $268,968 | 2,400 | Put | Sole | 2023-02-14 | |
| 2022-12-31 | $1,064,665 | 9,500 | Call | Sole | 2023-02-14 | |
| 2022-09-30 | $1,503,815 | 14,765 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $30,321,480 | 270,486 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $2,401,749 | 20,100 | Call | Sole | 2022-05-16 | |
| 2022-03-31 | $445,100 | 3,725 | Shares | Sole | 2022-05-16 | |
| 2021-12-31 | $1,106,685 | 10,563 | Shares | Sole | 2022-02-14 | |
| 2021-09-30 | $5,973,168 | 67,723 | Shares | Sole | 2021-11-15 | |
| 2021-06-30 | $608,952 | 6,336 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $22,611,146 | 228,742 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $52,723,738 | 552,486 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $2,481,803 | 25,963 | Shares | Sole | 2020-11-16 | |
| 2020-06-30 | $7,127,637 | 71,577 | Shares | Sole | 2020-08-14 | |
| 2020-03-31 | $20,199,754 | 203,565 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||