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Disclosery

OBERWEIS ASSET MANAGEMENT INC/: PSN position timeline

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

OBERWEIS ASSET MANAGEMENT INC/ held 0 PSN shares at 2025-12-31 per its 13F-HR filed 2026-02-17.

the latest 13F is the newest step

  1. period ended2025-12-31
    13F 0 shares
    Change vs previous 13F -272,730 shares

    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).

    Exited: the 13F for this period no longer lists the position.

  2. period ended2025-09-30
    13F 272,730 shares
    Change vs previous 13F -11,420 shares

    0.87% of the 13F portfolio, value $22,614,772.

    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).

  3. period ended2025-06-30
    13F 284,150 shares
    Change vs previous 13F -7,310 shares

    0.89% of the 13F portfolio, value $20,393,446.

    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).

  4. period ended2025-03-31
    13F 291,460 shares
    Change vs previous 13F +23,990 shares

    0.86% of the 13F portfolio, value $17,257,347.

    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).

  5. period ended2024-12-31
    13F 267,470 shares
    Change vs previous 13F -250 shares

    1.16% of the 13F portfolio, value $24,674,108.

    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).

  6. period ended2024-09-30
    13F 267,720 shares
    Change vs previous 13F not available

    1.42% of the 13F portfolio, value $27,757,210.

    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).