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Disclosery

PDT Partners, LLC: ACMR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of PDT Partners, LLC on ACMR, newest first. How the timeline and the estimate are built.

PDT Partners, LLC held 0 ACMR shares at 2026-03-31 per its 13F-HR filed 2026-05-15.

the latest 13F is the newest step

  1. period ended2026-03-31
    13F 0 shares
    Change vs previous 13F -6,241 shares

    13F-HR 0001564702-26-000004 filed by PDT Partners, 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 ended2025-12-31
    13F 6,241 shares
    Change vs previous 13F -3,700 shares

    0.02% of the 13F portfolio, value $246,207.

    13F-HR 0001564702-26-000002 filed by PDT Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-09-30
    13F 9,941 shares
    Change vs previous 13F -1 shares

    0.02% of the 13F portfolio, value $388,991.

    13F-HR 0001564702-25-000027 filed by PDT Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 9,942 shares
    Change vs previous 13F -111,660 shares

    0.01% of the 13F portfolio, value $257,498.

    13F-HR 0001564702-25-000025 filed by PDT Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-03-31
    13F 121,602 shares
    Change vs previous 13F +13,572 shares

    0.2% of the 13F portfolio, value $2,838,191.

    13F-HR 0001564702-25-000009 filed by PDT Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-12-31
    13F 108,030 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $1,631,253.

    13F-HR 0001564702-25-000004 filed by PDT Partners, LLC
    Filed (acceptance time not in the bulk data set), ingested

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