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Disclosery

GAMMA Investing LLC: CSPI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of GAMMA Investing LLC on CSPI, newest first. How the timeline and the estimate are built.

GAMMA Investing LLC held 0 CSPI shares at 2026-09-30 per its 13F-HR filed 2026-10-08.

the latest 13F is the newest step

  1. period ended2026-09-30
    13F 0 shares
    Change vs previous 13F -102 shares

    13F-HR 0002010235-26-000007 filed by GAMMA Investing LLC
    Accepted , ingested

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

  2. period ended2026-06-30
    13F 102 shares
    Change vs previous 13F -524 shares

    <0.01% of the 13F portfolio, value $810.

    13F-HR 0002010235-26-000005 filed by GAMMA Investing 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 626 shares
    Change vs previous 13F +626 shares

    <0.01% of the 13F portfolio, value $5,415.

    13F-HR 0002010235-26-000003 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-06-30
    13F 0 shares
    Change vs previous 13F -38 shares

    13F-HR 0002010235-25-000007 filed by GAMMA Investing LLC
    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.

  5. period ended2025-03-31
    13F/A 38 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $583.

    13F-HR/A 0002010235-25-000006 filed by GAMMA Investing LLC
    Filed (acceptance time not in the bulk data set), ingested

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