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Disclosery

One River Asset Management, LLC: AMGN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of One River Asset Management, LLC on AMGN, newest first. How the timeline and the estimate are built.

One River Asset Management, LLC held 298 AMGN shares at 2026-06-30 per its 13F-HR filed 2026-07-28.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 298 shares
    Change vs previous 13F +85 shares

    0.52% of the 13F portfolio, value $107,912.

    13F-HR 0001616336-26-000004 filed by One River Asset Management, LLC
    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 213 shares
    Change vs previous 13F +186 shares

    0.26% of the 13F portfolio, value $74,944.

    13F-HR 0001616336-26-000003 filed by One River Asset Management, LLC
    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 27 shares
    Change vs previous 13F +27 shares

    0.01% of the 13F portfolio, value $8,837.

    13F-HR 0001616336-26-000001 filed by One River Asset Management, LLC
    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 0 shares
    Change vs previous 13F -10,045 shares

    13F-HR 0001172661-25-004666 filed by One River Asset Management, LLC
    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.

  5. period ended2025-06-30
    13F 10,045 shares
    Change vs previous 13F +5,835 shares

    10.98% of the 13F portfolio, value $2,806,169.

    13F-HR 0001172661-25-003245 filed by One River Asset Management, LLC
    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 4,210 shares
    Change vs previous 13F +3,658 shares

    4.84% of the 13F portfolio, value $1,313,724.

    13F-HR 0001172661-25-001794 filed by One River Asset Management, LLC
    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 552 shares
    Change vs previous 13F +161 shares

    0.21% of the 13F portfolio, value $143,275.

    13F-HR 0001172661-25-000715 filed by One River Asset Management, LLC
    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 391 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $126,164.

    13F-HR 0001172661-24-004538 filed by One River Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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