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Disclosery

Tortoise Investment Management, LLC: AMGN position timeline

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

Tortoise Investment Management, LLC held 0 AMGN shares at 2025-12-31 per its 13F-HR filed 2026-02-06.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -332 shares

    13F-HR 0001599511-26-000001 filed by Tortoise Investment 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.

  2. period ended2025-09-30
    13F 332 shares
    Change vs previous 13F +10 shares

    0.01% of the 13F portfolio, value $93,690.

    13F-HR 0001580642-25-007255 filed by Tortoise Investment 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 ended2025-06-30
    13F 322 shares
    Change vs previous 13F +22 shares

    0.01% of the 13F portfolio, value $89,906.

    13F-HR 0001580642-25-005011 filed by Tortoise Investment 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 ended2025-03-31
    13F/A 300 shares
    Change vs previous 13F 0 shares

    0.01% of the 13F portfolio, value $93,465.

    13F-HR/A 0001599511-25-000014 filed by Tortoise Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-12-31
    13F/A 300 shares
    Change vs previous 13F -30 shares

    0.01% of the 13F portfolio, value $78,192.

    13F-HR/A 0001599511-25-000013 filed by Tortoise Investment 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 ended2024-09-30
    13F/A 330 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $106,328.

    13F-HR/A 0001599511-25-000012 filed by Tortoise Investment Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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