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OPPENHEIMER ASSET MANAGEMENT INC.: AMGN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of OPPENHEIMER ASSET MANAGEMENT INC. on AMGN, newest first. How the timeline and the estimate are built.

OPPENHEIMER ASSET MANAGEMENT INC. held 123,217 AMGN shares at 2026-06-30 per its 13F-HR filed 2026-08-03.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 123,217 shares
    Change vs previous 13F +3,376 shares

    0.48% of the 13F portfolio, value $44,619,340.

    13F-HR 0000822581-26-000002 filed by OPPENHEIMER & CO INC
    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 119,841 shares
    Change vs previous 13F +119,841 shares

    0.51% of the 13F portfolio, value $42,166,056.

    13F-HR 0000822581-26-000001 filed by OPPENHEIMER & CO INC
    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 0 shares
    Change vs previous 13F -113,123 shares

    13F-HR 0001085146-26-000134 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

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

    Exited: the 13F for this period no longer lists the position.

  4. period ended2025-09-30
    13F 113,123 shares
    Change vs previous 13F +1,013 shares

    0.39% of the 13F portfolio, value $31,923,311.

    13F-HR 0000822581-25-000003 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 113,123 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 0 shares

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

  5. period ended2025-06-30
    13F 112,110 shares
    Change vs previous 13F +1,391 shares

    0.19% of the 13F portfolio, value $31,302,233.

    13F-HR 0001085146-25-004369 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 111,012 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 1,098 shares

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

  6. period ended2025-03-31
    13F 110,719 shares
    Change vs previous 13F -449 shares

    0.23% of the 13F portfolio, value $34,494,505.

    13F-HR 0001085146-25-002234 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 109,833 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 886 shares

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

  7. period ended2024-12-31
    13F 111,168 shares
    Change vs previous 13F -16,483 shares

    0.43% of the 13F portfolio, value $28,974,828.

    13F-HR 0001085146-25-000778 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 111,168 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 0 shares

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

  8. period ended2024-09-30
    13F 127,651 shares
    Change vs previous 13F not available

    0.28% of the 13F portfolio, value $41,130,428.

    13F-HR 0001085146-24-005360 filed by OPPENHEIMER & CO INC
    Filed (acceptance time not in the bulk data set), ingested

    • OPPENHEIMER & CO INC: 122,552 shares
    • OPPENHEIMER ASSET MANAGEMENT INC.: 5,099 shares

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