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MFN Partners Management, LP: PFSI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MFN Partners Management, LP on PFSI, newest first. How the timeline and the estimate are built.

MFN Partners Management, LP held 4,531,792 PFSI shares at 2026-06-30 per its 13F-HR filed 2026-08-12.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 4,531,792 shares
    Change vs previous 13F 0 shares

    8.17% of the 13F portfolio, value $394,719,083.

    13F-HR 0000904454-26-000440 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 4,531,792 shares
    Change vs previous 13F 0 shares

    8.3% of the 13F portfolio, value $396,078,621.

    13F-HR 0000904454-26-000287 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F/A 4,531,792 shares
    Change vs previous 13F 0 shares

    12.63% of the 13F portfolio, value $597,471,457.

    13F-HR 0000904454-26-000091 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  4. period ended2025-09-30
    13F 4,531,792 shares
    Change vs previous 13F 0 shares

    11.34% of the 13F portfolio, value $561,398,393.

    13F-HR 0000904454-25-000585 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  5. period ended2025-06-30
    13F 4,531,792 shares
    Change vs previous 13F 0 shares

    9.66% of the 13F portfolio, value $451,547,755.

    13F-HR 0000904454-25-000404 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  6. period ended2025-03-31
    13F 4,531,792 shares
    Change vs previous 13F 0 shares

    10.66% of the 13F portfolio, value $453,677,697.

    13F-HR 0000904454-25-000244 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  7. period ended2024-12-31
    13F 4,531,792 shares
    Change vs previous 13F 0 shares

    9.12% of the 13F portfolio, value $462,877,235.

    13F-HR 0000904454-25-000115 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  8. period ended2024-09-30
    13F 4,531,792 shares
    Change vs previous 13F not available

    10.18% of the 13F portfolio, value $516,488,334.

    13F-HR 0000904454-24-000602 filed by MFN Partners Management, LP
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).