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Disclosery

MARSHALL WACE, LLP: PTGX position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of MARSHALL WACE, LLP on PTGX, newest first. How the timeline and the estimate are built.

MARSHALL WACE, LLP held 109,017 PTGX shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 109,017 shares
    Change vs previous 13F -519,058 shares

    0.01% of the 13F portfolio, value $13,363,303.

    13F-HR 0001318757-26-000010 filed by MARSHALL WACE, LLP
    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 628,075 shares
    Change vs previous 13F -396,850 shares

    0.07% of the 13F portfolio, value $66,199,102.

    13F-HR 0001318757-26-000005 filed by MARSHALL WACE, LLP
    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 1,024,925 shares
    Change vs previous 13F -60,639 shares

    0.09% of the 13F portfolio, value $89,516,950.

    13F-HR 0001318757-26-000003 filed by MARSHALL WACE, LLP
    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 1,085,564 shares
    Change vs previous 13F +1,085,564 shares

    0.08% of the 13F portfolio, value $72,114,017.

    13F-HR 0001318757-25-000046 filed by MARSHALL WACE, LLP
    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 0 shares
    Change vs previous 13F -19,716 shares

    13F-HR 0001318757-25-000023 filed by MARSHALL WACE, LLP
    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.

  6. period ended2024-12-31
    13F 19,716 shares
    Change vs previous 13F -295,657 shares

    <0.01% of the 13F portfolio, value $761,038.

    13F-HR 0002048047-25-000005 filed by MARSHALL WACE, LLP
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-09-30
    13F 315,373 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $14,191,785.

    13F-HR 0001318757-24-000018 filed by MARSHALL WACE, LLP
    Filed (acceptance time not in the bulk data set), ingested

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