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CenterBook Partners LP: BX position timeline

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

CenterBook Partners LP held 8,026 BX 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 8,026 shares
    Change vs previous 13F -62,329 shares

    0.05% of the 13F portfolio, value $944,419.

    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 70,355 shares
    Change vs previous 13F +67,968 shares

    0.43% of the 13F portfolio, value $8,090,121.

    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 2,387 shares
    Change vs previous 13F -14,497 shares

    0.02% of the 13F portfolio, value $367,932.

    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 16,884 shares
    Change vs previous 13F -10,587 shares

    0.14% of the 13F portfolio, value $2,884,631.

    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 27,471 shares
    Change vs previous 13F -12,845 shares

    0.23% of the 13F portfolio, value $4,109,112.

    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).

  6. period ended2025-03-31
    13F 40,316 shares
    Change vs previous 13F -10,374 shares

    0.36% of the 13F portfolio, value $5,635,370.

    13F-HR 0000902664-25-002221 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).

  7. period ended2024-12-31
    13F 50,690 shares
    Change vs previous 13F not available

    0.52% of the 13F portfolio, value $8,739,970.

    13F-HR 0000902664-25-000921 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).