Skip to content

Nebula Research & Development LLC: AHRT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Nebula Research & Development LLC on AHRT, newest first. How the timeline and the estimate are built.

Nebula Research & Development LLC held 0 AHRT shares at 2025-09-30 per its 13F-HR filed 2025-11-21.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -70,697 shares

    13F-HR 0001172661-25-005220 filed by Nebula Research & Development 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 ended2025-06-30
    13F 70,697 shares
    Change vs previous 13F +10,217 shares

    0.04% of the 13F portfolio, value $485,688.

    13F-HR 0001172661-25-003314 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  3. period ended2025-03-31
    13F 60,480 shares
    Change vs previous 13F -19,008 shares

    0.04% of the 13F portfolio, value $454,205.

    13F-HR 0001172661-25-001974 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  4. period ended2024-12-31
    13F 79,488 shares
    Change vs previous 13F -5,438 shares

    0.1% of the 13F portfolio, value $813,162.

    13F-HR 0001172661-25-001025 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  5. period ended2024-09-30
    13F 84,926 shares
    Change vs previous 13F +71,292 shares

    0.11% of the 13F portfolio, value $919,749.

    13F-HR 0001172661-24-004813 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2024-06-30
    13F 13,634 shares
    Change vs previous 13F not available

    0.02% of the 13F portfolio, value $151,201.

    13F-HR 0001172661-24-003435 filed by Nebula Research & Development LLC
    Filed (acceptance time not in the bulk data set), ingested

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