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Disclosery

DIADEMA PARTNERS LP: AMGN position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of DIADEMA PARTNERS LP on AMGN, newest first. How the timeline and the estimate are built.

DIADEMA PARTNERS LP held 102,701 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 102,701 shares
    Change vs previous 13F +102,701 shares

    0.08% of the 13F portfolio, value $214,645.

    13F-HR 0001892688-26-000119 filed by DIADEMA PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -52,100 shares

    13F-HR 0001892688-25-000193 filed by DIADEMA PARTNERS LP
    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.

  3. period ended2025-06-30
    13F 52,100 shares
    Change vs previous 13F not available

    9.04% of the 13F portfolio, value $14,546,841.

    13F-HR 0001892688-25-000149 filed by DIADEMA PARTNERS LP
    Filed (acceptance time not in the bulk data set), ingested

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