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American Alpha Advisors, LLC: AMGN position timeline

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

American Alpha Advisors, LLC held 1,839 AMGN shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 1,839 shares
    Change vs previous 13F +27 shares

    0.39% of the 13F portfolio, value $665,939.

    13F-HR 0002041441-26-000004 filed by American Alpha Advisors, 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 1,812 shares
    Change vs previous 13F +72 shares

    0.37% of the 13F portfolio, value $637,552.

    13F-HR 0002041441-26-000003 filed by American Alpha Advisors, 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/A 1,740 shares
    Change vs previous 13F +271 shares

    0.36% of the 13F portfolio, value $569,519.

    13F-HR/A 0002041441-26-000002 filed by American Alpha Advisors, 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 1,469 shares
    Change vs previous 13F -30 shares

    0.3% of the 13F portfolio, value $414,552.

    13F-HR 0002041441-25-000007 filed by American Alpha Advisors, LLC
    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 1,499 shares
    Change vs previous 13F +140 shares

    0.34% of the 13F portfolio, value $418,536.

    13F-HR 0002041441-25-000006 filed by American Alpha Advisors, 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 1,359 shares
    Change vs previous 13F not available

    0.38% of the 13F portfolio, value $423,396.

    13F-HR 0002041441-25-000002 filed by American Alpha Advisors, LLC
    Filed (acceptance time not in the bulk data set), ingested

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