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Disclosery

RHUMBLINE ADVISERS: MGY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of RHUMBLINE ADVISERS on MGY, newest first. How the timeline and the estimate are built.

RHUMBLINE ADVISERS held 524,565 MGY 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 524,565 shares
    Change vs previous 13F -52,704 shares

    0.01% of the 13F portfolio, value $13,418,350.

    13F-HR 0001115418-26-000005 filed by RHUMBLINE ADVISERS
    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 577,269 shares
    Change vs previous 13F +5,933 shares

    0.02% of the 13F portfolio, value $18,224,359.

    13F-HR 0001115418-26-000003 filed by RHUMBLINE ADVISERS
    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 571,336 shares
    Change vs previous 13F -7,029 shares

    0.01% of the 13F portfolio, value $12,506,521.

    13F-HR 0001115418-26-000002 filed by RHUMBLINE ADVISERS
    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 578,365 shares
    Change vs previous 13F -5,870 shares

    0.01% of the 13F portfolio, value $13,805,551.

    13F-HR 0001115418-25-000021 filed by RHUMBLINE ADVISERS
    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 584,235 shares
    Change vs previous 13F +58,824 shares

    0.01% of the 13F portfolio, value $13,133,580.

    13F-HR 0001115418-25-000017 filed by RHUMBLINE ADVISERS
    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/A 525,411 shares
    Change vs previous 13F -14,023 shares

    0.01% of the 13F portfolio, value $13,271,858.

    13F-HR/A 0001115418-25-000005 filed by RHUMBLINE ADVISERS
    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/A 539,434 shares
    Change vs previous 13F +8,308 shares

    0.01% of the 13F portfolio, value $12,611,944.

    13F-HR/A 0001115418-25-000006 filed by RHUMBLINE ADVISERS
    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 531,126 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $12,970,072.

    13F-HR 0001115418-24-000011 filed by RHUMBLINE ADVISERS
    Filed (acceptance time not in the bulk data set), ingested

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