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Disclosery

CenterStar Asset Management, LLC: SPY position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CenterStar Asset Management, LLC on SPY, newest first. How the timeline and the estimate are built.

CenterStar Asset Management, LLC held 0 SPY shares at 2026-09-30 per its 13F-HR filed 2026-10-09.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 0 shares
    Change vs previous 13F -85,734 shares

    13F-HR 0001722053-26-000007 filed by CenterStar Asset Management, LLC
    Accepted , ingested

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

  2. period ended2026-06-30
    13F 85,734 shares
    Change vs previous 13F +58,191 shares

    49.68% of the 13F portfolio, value $64,060,873.

    13F-HR 0001722053-26-000004 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2026-03-31
    13F 27,543 shares
    Change vs previous 13F -15,624 shares

    17.28% of the 13F portfolio, value $17,902,537.

    13F-HR 0001722053-26-000003 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-12-31
    13F 43,167 shares
    Change vs previous 13F +10,756 shares

    46.36% of the 13F portfolio, value $29,449,607.

    13F-HR 0001722053-26-000001 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-09-30
    13F 32,411 shares
    Change vs previous 13F -80,801 shares

    41.05% of the 13F portfolio, value $21,596,908.

    13F-HR 0001722053-25-000007 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-06-30
    13F 113,212 shares
    Change vs previous 13F +89,951 shares

    86.18% of the 13F portfolio, value $70,032,377.

    13F-HR 0001722053-25-000005 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2025-03-31
    13F 23,261 shares
    Change vs previous 13F -457 shares

    18.69% of the 13F portfolio, value $13,022,322.

    13F-HR 0001722053-25-000003 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-12-31
    13F 23,718 shares
    Change vs previous 13F not available

    30.49% of the 13F portfolio, value $13,889,379.

    13F-HR 0001722053-25-000001 filed by CenterStar Asset Management, LLC
    Filed (acceptance time not in the bulk data set), ingested

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