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Disclosery

RHUMBLINE ADVISERS: AMG position timeline

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

RHUMBLINE ADVISERS held 72,260 AMG 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 72,260 shares
    Change vs previous 13F -4,481 shares

    0.02% of the 13F portfolio, value $24,452,752.

    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 76,741 shares
    Change vs previous 13F +349 shares

    0.02% of the 13F portfolio, value $21,234,196.

    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 76,392 shares
    Change vs previous 13F -4,667 shares

    0.02% of the 13F portfolio, value $22,022,241.

    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 81,059 shares
    Change vs previous 13F +2,458 shares

    0.02% of the 13F portfolio, value $19,326,842.

    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 78,601 shares
    Change vs previous 13F -3,255 shares

    0.01% of the 13F portfolio, value $15,466,263.

    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 81,856 shares
    Change vs previous 13F -3,677 shares

    0.01% of the 13F portfolio, value $13,754,212.

    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 85,533 shares
    Change vs previous 13F -2,352 shares

    0.01% of the 13F portfolio, value $15,816,716.

    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 87,885 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $15,625,921.

    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).