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Disclosery

Nebula Research & Development LLC: ARCO position timeline

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

Nebula Research & Development LLC held 0 ARCO 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 -166,767 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 166,767 shares
    Change vs previous 13F +9,892 shares

    0.11% of the 13F portfolio, value $1,315,792.

    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 156,875 shares
    Change vs previous 13F +32,445 shares

    0.12% of the 13F portfolio, value $1,264,413.

    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 124,430 shares
    Change vs previous 13F -20,042 shares

    0.11% of the 13F portfolio, value $905,850.

    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 144,472 shares
    Change vs previous 13F -52,858 shares

    0.15% of the 13F portfolio, value $1,259,796.

    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 197,330 shares
    Change vs previous 13F not available

    0.29% of the 13F portfolio, value $1,775,970.

    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).