Skip to content
Disclosery

CenterBook Partners LP: MRVI position timeline

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

CenterBook Partners LP held 55,910 MRVI 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 55,910 shares
    Change vs previous 13F +55,910 shares

    0.02% of the 13F portfolio, value $348,878.

    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 ended2025-12-31
    13F 0 shares
    Change vs previous 13F -1,691,873 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  3. period ended2025-09-30
    13F 1,691,873 shares
    Change vs previous 13F +57,365 shares

    0.24% of the 13F portfolio, value $4,855,676.

    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).

  4. period ended2025-06-30
    13F 1,634,508 shares
    Change vs previous 13F +276,908 shares

    0.22% of the 13F portfolio, value $3,939,164.

    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).

  5. period ended2025-03-31
    13F 1,357,600 shares
    Change vs previous 13F +545,674 shares

    0.19% of the 13F portfolio, value $3,000,296.

    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).

  6. period ended2024-12-31
    13F 811,926 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $4,424,997.

    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).