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MFN Partners Management, LP

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13F filer, CIK 1732811, BOSTON, MA

MFN Partners Management, LP reported $4,774,794,447 across 10 holdings for the quarter ended 2026-03-31, in a 13F-HR filed 2026-05-14.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000904454-26-000287

Period
2026-03-31
Reported value
$4.77B
Holdings
10
Top 10 weight
100%
New
0
Sold out
1

Part of the filer group MFN Partners Management, LP

  • Farhad Nanji
  • MFN Partners GP, LLC
  • Michael F. DeMichele
  • MFN Partners, LP
How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
RXOadded+532,276$7.78M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
CNXexited-8,350,000-$307M
QXOreduced-6,822,976-$133M

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q1 2026

Share positions as resolved from 13F-HR 0000904454-26-000287, largest first. % of portfolio is the value over $4,774,794,447, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
XPOXPO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 11,425,369 shares; 2024Q4: 11,425,369 shares; 2025Q1: 11,425,369 shares; 2025Q2: 11,425,369 shares; 2025Q3: 11,425,369 shares; 2025Q4: 11,425,369 shares; 2026Q1: 11,425,369 shares 11,425,369$2.22B46.55%0Timeline
TLNTALEN ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 3,000,000 shares; 2024Q4: 3,000,000 shares; 2025Q1: 3,000,000 shares; 2025Q2: 3,000,000 shares; 2025Q3: 3,000,000 shares; 2025Q4: 3,000,000 shares; 2026Q1: 3,000,000 shares 3,000,000$958M20.06%0Timeline
QXOQXO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 53,908,701 shares; 2024Q4: 46,908,701 shares; 2025Q1: 46,908,701 shares; 2025Q2: 46,908,701 shares; 2025Q3: 38,250,850 shares; 2025Q4: 30,277,326 shares; 2026Q1: 23,454,350 shares 23,454,350$455M9.54%-6,822,976Timeline
RXORXO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 27,577,666 shares; 2024Q4: 27,577,666 shares; 2025Q1: 27,577,666 shares; 2025Q2: 27,577,666 shares; 2025Q3: 27,577,666 shares; 2025Q4: 27,577,666 shares; 2026Q1: 28,109,942 shares 28,109,942$411M8.61%+532,2762026-10-04, 13D: 32,687,269 shares, 19.3% of the class, 13D filed 2026-10-05 Timeline
PFSIPENNYMAC FINL SVCS INC NEWQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 4,531,792 shares; 2024Q4: 4,531,792 shares; 2025Q1: 4,531,792 shares; 2025Q2: 4,531,792 shares; 2025Q3: 4,531,792 shares; 2025Q4: 4,531,792 shares; 2026Q1: 4,531,792 shares 4,531,792$396M8.3%0Timeline
OXY/WSOCCIDENTAL PETE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 5,690,600 shares; 2024Q4: 5,690,600 shares; 2025Q1: 5,690,600 shares; 2025Q2: 5,690,600 shares; 2025Q3: 5,690,600 shares; 2025Q4: 5,690,600 shares; 2026Q1: 5,690,600 shares 5,690,600$244M5.11%0Timeline
BHCBAUSCH HEALTH COS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 6,000,000 shares; 2024Q4: 6,000,000 shares; 2025Q1: 6,000,000 shares; 2025Q2: 6,000,000 shares; 2025Q3: 6,000,000 shares; 2025Q4: 6,000,000 shares; 2026Q1: 6,000,000 shares 6,000,000$32.4M0.68%0Timeline
IEIVANHOE ELECTRIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: 2,553,191 shares; 2024Q4: 2,553,191 shares; 2025Q1: 2,553,191 shares; 2025Q2: 2,553,191 shares; 2025Q3: 2,553,191 shares; 2025Q4: 2,553,191 shares; 2026Q1: 2,553,191 shares 2,553,191$30.2M0.63%0Timeline
KRSPRICE ACQUISITION CORP 3Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 2,400,000 shares; 2026Q1: 2,400,000 shares 2,400,000$24.7M0.52%0Timeline
RICE ACQUISITION CORP 3RICE ACQUISITION CORP 3Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 400,000 shares; 2026Q1: 400,000 shares 400,000$320K0.01%0

Sold out in Q1 2026

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
CNXCNX RES CORP8,350,000$307Mshares

How Q1 2026 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000904454-26-000287 base2026-05-14acceptance time not in the bulk data set