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OBERWEIS ASSET MANAGEMENT INC/: VSEC position timeline

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

OBERWEIS ASSET MANAGEMENT INC/ held 86,098 VSEC 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 86,098 shares
    Change vs previous 13F +52,090 shares

    0.41% of the 13F portfolio, value $19,673,393.

    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).

  2. period ended2026-03-31
    13F 34,008 shares
    Change vs previous 13F +608 shares

    0.19% of the 13F portfolio, value $6,271,075.

    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 33,400 shares
    Change vs previous 13F -11,200 shares

    0.21% of the 13F portfolio, value $5,770,518.

    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 44,600 shares
    Change vs previous 13F -14,000 shares

    0.28% of the 13F portfolio, value $7,414,304.

    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 58,600 shares
    Change vs previous 13F 0 shares

    0.33% of the 13F portfolio, value $7,675,428.

    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 58,600 shares
    Change vs previous 13F 0 shares

    0.35% of the 13F portfolio, value $7,031,414.

    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).

  7. period ended2024-12-31
    13F 58,600 shares
    Change vs previous 13F +13,400 shares

    0.26% of the 13F portfolio, value $5,572,860.

    13F-HR 0001213900-25-013939 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).

  8. period ended2024-09-30
    13F 45,200 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $3,739,396.

    13F-HR 0001213900-24-098012 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).