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Disclosery

GAMMA Investing LLC: RMR position timeline

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

GAMMA Investing LLC held 1,270 RMR 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 1,270 shares
    Change vs previous 13F +360 shares

    <0.01% of the 13F portfolio, value $22,962.

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

  2. period ended2026-06-30
    13F 910 shares
    Change vs previous 13F +65 shares

    <0.01% of the 13F portfolio, value $18,682.

    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 845 shares
    Change vs previous 13F +252 shares

    <0.01% of the 13F portfolio, value $13,072.

    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 593 shares
    Change vs previous 13F +39 shares

    <0.01% of the 13F portfolio, value $8,836.

    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 554 shares
    Change vs previous 13F +113 shares

    <0.01% of the 13F portfolio, value $8,714.

    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 441 shares
    Change vs previous 13F +315 shares

    <0.01% of the 13F portfolio, value $7,210.

    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).

  7. period ended2025-03-31
    13F/A 126 shares
    Change vs previous 13F +116 shares

    <0.01% of the 13F portfolio, value $2,098.

    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).

  8. period ended2024-12-31
    13F 10 shares
    Change vs previous 13F not available

    <0.01% of the 13F portfolio, value $206.

    13F-HR 0002010235-25-000001 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).