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Knollwood Investment Advisory, LLC: RBRK position timeline

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

Knollwood Investment Advisory, LLC held 0 RBRK shares at 2026-06-30 per its 13F-HR filed 2026-08-13.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -237,420 shares

    13F-HR 0001999346-26-000004 filed by Knollwood Investment Advisory, 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.

  2. period ended2026-03-31
    13F 237,420 shares
    Change vs previous 13F 0 shares

    1.17% of the 13F portfolio, value $11,626,457.

    13F-HR 0001999346-26-000003 filed by Knollwood Investment Advisory, LLC
    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 237,420 shares
    Change vs previous 13F +27,802 shares

    1.71% of the 13F portfolio, value $18,157,882.

    13F-HR 0001999346-26-000002 filed by Knollwood Investment Advisory, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2025-09-30
    13F 209,618 shares
    Change vs previous 13F +88,886 shares

    1.55% of the 13F portfolio, value $17,241,081.

    13F-HR 0001999346-25-000002 filed by Knollwood Investment Advisory, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2025-06-30
    13F 120,732 shares
    Change vs previous 13F +70,844 shares

    1.04% of the 13F portfolio, value $10,816,380.

    13F-HR 0001085146-25-005040 filed by Knollwood Investment Advisory, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 49,888 shares
    Change vs previous 13F -5,000 shares

    0.34% of the 13F portfolio, value $3,042,170.

    13F-HR 0001085146-25-003079 filed by Knollwood Investment Advisory, LLC
    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 54,888 shares
    Change vs previous 13F -55,000 shares

    0.38% of the 13F portfolio, value $3,587,480.

    13F-HR 0001085146-25-001483 filed by Knollwood Investment Advisory, LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 109,888 shares
    Change vs previous 13F not available

    0.14% of the 13F portfolio, value $1,302,173.

    13F-HR 0001085146-24-005722 filed by Knollwood Investment Advisory, LLC
    Filed (acceptance time not in the bulk data set), ingested

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