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Equibles

CITADEL ADVISORS LLC

Position in MDU — Mdu Resources Group Inc

CIK 1423053 MIAMI, FL
Back to MDU Full portfolio

Position in MDU

as of Jun 30, 2026 · filed Sep 2, 2026
Position Value
$40,504,757
+$17,820,315 QoQ
Shares Held
1,909,701
+74.4% QoQ
Ownership
0.908%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#22
of 438 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MDU Over Time

Shares Held

Position Value (USD)

Derivatives in MDU

reported options exposure · as of Dec 31, 2025
CallValue
$220,576
CallShares
11,300
PutValue
$0
PutShares
0

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. MDU ranks #4 (6.0% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 ATO
Atmos Energy Corp
 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
This page 		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 MDU

Export CSV
50 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $40,504,757 1,909,701
2026-03-31 $22,684,442 1,094,809
2025-12-31 $33,274,396 1,704,631
2025-12-31 $220,576 11,300
2025-09-30 $20,985,504 1,178,299
2025-06-30 $4,708,374 282,446
2025-03-31 $153,881 9,100
2025-03-31 $820,371 48,514
2025-03-31 $911,449 53,900
2024-12-31 $1,619,998 89,900
2024-12-31 $167,586 9,300
2024-12-31 $3,444,847 191,168
2024-09-30 $1,197,817 43,700
2024-09-30 $28,856,241 1,052,763
2024-09-30 $150,755 5,500
2024-06-30 $70,279 2,800
2024-06-30 $522,079 20,800
2024-03-31 $1,422,865 56,463
2024-03-31 $201,599 8,000
2024-03-31 $962,638 38,200
2023-12-31 $30,936,882 1,562,473
2023-12-31 $437,578 22,100
2023-12-31 $211,859 10,700
2023-09-30 $426,842 21,800
2023-09-30 $372,018 19,000
2023-09-30 $37,280,163 1,904,000
2023-06-30 $7,155,422 341,711
2023-06-30 $240,809 11,500
2023-06-30 $1,566,310 74,800
2023-03-31 $743,714 24,400
2023-03-31 $231,648 7,600
2023-03-31 $15,893,453 521,437
2022-12-31 $18,481,659 609,153
2022-12-31 $30,339 1,000
2022-12-31 $552,186 18,200
2022-09-30 $426,660 15,600
2022-09-30 $10,098,828 369,244
2022-06-30 $20,943,363 775,968
2022-06-30 $369,762 13,700
2022-03-31 $365,104 13,700
2022-03-31 $501,018 18,800
2022-03-31 $13,251,255 497,234
2021-12-31 $499,605 16,200
2021-12-31 $376,246 12,200
2021-12-31 $1,698,691 55,081
2021-09-30 $2,935,885 98,951
2021-09-30 $231,426 7,800
2021-09-30 $1,418,230 47,800
2021-06-30 $911,996 29,100
2021-06-30 $20,068,586 640,349