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Penbrook Management LLC: AEHR position timeline

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

Penbrook Management LLC held 5,200 AEHR shares at 2026-06-30 per its 13F-HR filed 2026-07-23.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 5,200 shares
    Change vs previous 13F -74,315 shares

    0.32% of the 13F portfolio, value $499,512.

    13F-HR 0001381055-26-000003 filed by Penbrook 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 79,515 shares
    Change vs previous 13F -35,385 shares

    2.23% of the 13F portfolio, value $2,948,416.

    13F-HR 0001381055-26-000002 filed by Penbrook 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 114,900 shares
    Change vs previous 13F -1,350 shares

    1.6% of the 13F portfolio, value $2,319,831.

    13F-HR 0001381055-26-000001 filed by Penbrook 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 116,250 shares
    Change vs previous 13F -10,000 shares

    2.44% of the 13F portfolio, value $3,500,287.

    13F-HR 0001381055-25-000008 filed by Penbrook Management 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/A 126,250 shares
    Change vs previous 13F +84,875 shares

    1.23% of the 13F portfolio, value $1,632,412.

    13F-HR/A 0001381055-25-000006 filed by Penbrook Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  6. period ended2025-03-31
    13F 41,375 shares
    Change vs previous 13F +7,550 shares

    0.23% of the 13F portfolio, value $301,624.

    13F-HR 0001381055-25-000002 filed by Penbrook Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  7. period ended2024-12-31
    13F 33,825 shares
    Change vs previous 13F +6,825 shares

    0.38% of the 13F portfolio, value $562,510.

    13F-HR 0001381055-25-000001 filed by Penbrook Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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

  8. period ended2024-09-30
    13F 27,000 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $346,950.

    13F-HR 0001381055-24-000005 filed by Penbrook Management LLC
    Filed (acceptance time not in the bulk data set), ingested

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