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Disclosery

OBERWEIS ASSET MANAGEMENT INC/: CRAI position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of OBERWEIS ASSET MANAGEMENT INC/ on CRAI, newest first. How the timeline and the estimate are built.

OBERWEIS ASSET MANAGEMENT INC/ held 0 CRAI shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 0 shares
    Change vs previous 13F -36,470 shares

    13F-HR 0001213900-26-089777 filed by OBERWEIS ASSET MANAGEMENT INC/
    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 36,470 shares
    Change vs previous 13F +700 shares

    0.17% of the 13F portfolio, value $5,903,764.

    13F-HR 0001213900-26-057307 filed by OBERWEIS ASSET MANAGEMENT INC/
    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 35,770 shares
    Change vs previous 13F +870 shares

    0.26% of the 13F portfolio, value $7,178,860.

    13F-HR 0001213900-26-017101 filed by OBERWEIS ASSET MANAGEMENT INC/
    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 34,900 shares
    Change vs previous 13F +15,900 shares

    0.28% of the 13F portfolio, value $7,277,697.

    13F-HR 0001213900-25-111225 filed by OBERWEIS ASSET MANAGEMENT INC/
    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 19,000 shares
    Change vs previous 13F -11,000 shares

    0.15% of the 13F portfolio, value $3,560,030.

    13F-HR 0001213900-25-076460 filed by OBERWEIS ASSET MANAGEMENT INC/
    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 30,000 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $5,196,000.

    13F-HR 0001213900-25-043859 filed by OBERWEIS ASSET MANAGEMENT INC/
    Filed (acceptance time not in the bulk data set), ingested

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