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Disclosery

GAMMA Investing LLC: RBRK position timeline

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

GAMMA Investing LLC held 2,806 RBRK 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 2,806 shares
    Change vs previous 13F +954 shares

    0.01% of the 13F portfolio, value $321,203.

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

  2. period ended2026-06-30
    13F 1,852 shares
    Change vs previous 13F +591 shares

    0.01% of the 13F portfolio, value $148,679.

    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 1,261 shares
    Change vs previous 13F +552 shares

    <0.01% of the 13F portfolio, value $61,751.

    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 ended2025-12-31
    13F 709 shares
    Change vs previous 13F +498 shares

    <0.01% of the 13F portfolio, value $54,224.

    13F-HR 0002010235-26-000001 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).

  5. period ended2025-09-30
    13F 211 shares
    Change vs previous 13F +204 shares

    <0.01% of the 13F portfolio, value $17,355.

    13F-HR 0002010235-25-000009 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).

  6. period ended2025-06-30
    13F 7 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $627.

    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).