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Disclosery

HORIZON KINETICS ASSET MANAGEMENT LLC: AEHR position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of HORIZON KINETICS ASSET MANAGEMENT LLC on AEHR, newest first. How the timeline and the estimate are built.

HORIZON KINETICS ASSET MANAGEMENT LLC held 7,280 AEHR shares at 2026-06-30 per its 13F-HR filed 2026-08-11.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 7,280 shares
    Change vs previous 13F -14,320 shares

    0.01% of the 13F portfolio, value $699,317.

    13F-HR 0001398344-26-014047 filed by HORIZON KINETICS ASSET MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  2. period ended2026-03-31
    13F 21,600 shares
    Change vs previous 13F +300 shares

    0.01% of the 13F portfolio, value $800,928.

    13F-HR 0001398344-26-009239 filed by HORIZON KINETICS ASSET MANAGEMENT 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 21,300 shares
    Change vs previous 13F +5,900 shares

    0.01% of the 13F portfolio, value $430,047.

    13F-HR 0001056823-26-000007 filed by HORIZON KINETICS ASSET MANAGEMENT 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 15,400 shares
    Change vs previous 13F not available

    0.01% of the 13F portfolio, value $463,694.

    13F-HR 0001056823-25-000029 filed by HORIZON KINETICS ASSET MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

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