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Disclosery

MARSHALL WACE, LLP: CLH position timeline

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

MARSHALL WACE, LLP held 8,667 CLH 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 8,667 shares
    Change vs previous 13F -35,810 shares

    <0.01% of the 13F portfolio, value $2,589,266.

    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 44,477 shares
    Change vs previous 13F -20,104 shares

    0.01% of the 13F portfolio, value $12,752,892.

    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 64,581 shares
    Change vs previous 13F +61,451 shares

    0.01% of the 13F portfolio, value $15,142,953.

    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 3,130 shares
    Change vs previous 13F -190,045 shares

    <0.01% of the 13F portfolio, value $726,849.

    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 ended2025-06-30
    13F 193,175 shares
    Change vs previous 13F +7,959 shares

    0.05% of the 13F portfolio, value $44,658,196.

    13F-HR 0001318757-25-000034 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).

  6. period ended2025-03-31
    13F 185,216 shares
    Change vs previous 13F -146,788 shares

    0.05% of the 13F portfolio, value $36,506,074.

    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).

  7. period ended2024-12-31
    13F 332,004 shares
    Change vs previous 13F -6,326 shares

    0.1% of the 13F portfolio, value $76,407,400.

    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).

  8. period ended2024-09-30
    13F 338,330 shares
    Change vs previous 13F not available

    0.11% of the 13F portfolio, value $81,777,745.

    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).