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Disclosery

CenterBook Partners LP: B position timeline

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

CenterBook Partners LP held 18,582 B shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 18,582 shares
    Change vs previous 13F -3,521 shares

    0.03% of the 13F portfolio, value $682,517.

    13F-HR 0001872738-26-000010 filed by CenterBook 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 ended2026-03-31
    13F 22,103 shares
    Change vs previous 13F -11,639 shares

    0.05% of the 13F portfolio, value $901,581.

    13F-HR 0001872738-26-000008 filed by CenterBook Partners LP
    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 33,742 shares
    Change vs previous 13F -11,539 shares

    0.07% of the 13F portfolio, value $1,469,464.

    13F-HR 0000902664-26-000841 filed by CenterBook Partners LP
    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 45,281 shares
    Change vs previous 13F -2,469 shares

    0.07% of the 13F portfolio, value $1,483,858.

    13F-HR 0000902664-25-004789 filed by CenterBook Partners LP
    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 47,750 shares
    Change vs previous 13F not available

    0.06% of the 13F portfolio, value $994,155.

    13F-HR 0000902664-25-003518 filed by CenterBook Partners LP
    Filed (acceptance time not in the bulk data set), ingested

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