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Disclosery

Aristides Capital LLC: ATMU position timeline

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

Aristides Capital LLC held 0 ATMU 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 -3,721 shares

    13F-HR 0001595521-26-000008 filed by Aristides Capital 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 3,721 shares
    Change vs previous 13F -2,004 shares

    0.07% of the 13F portfolio, value $211,241.

    13F-HR 0001595521-26-000006 filed by Aristides Capital 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/A 5,725 shares
    Change vs previous 13F -640 shares

    0.1% of the 13F portfolio, value $297,185.

    13F-HR/A 0001595521-26-000004 filed by Aristides Capital 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 6,365 shares
    Change vs previous 13F 0 shares

    0.08% of the 13F portfolio, value $286,998.

    13F-HR 0001595521-25-000015 filed by Aristides Capital 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 6,365 shares
    Change vs previous 13F not available

    0.07% of the 13F portfolio, value $231,813.

    13F-HR 0001595521-25-000007 filed by Aristides Capital LLC
    Filed (acceptance time not in the bulk data set), ingested

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