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OBERWEIS ASSET MANAGEMENT INC/: PDS position timeline

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

OBERWEIS ASSET MANAGEMENT INC/ held 110,800 PDS 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 110,800 shares
    Change vs previous 13F -1,800 shares

    0.18% of the 13F portfolio, value $8,493,928.

    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 112,600 shares
    Change vs previous 13F +13,100 shares

    0.33% of the 13F portfolio, value $11,079,840.

    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 99,500 shares
    Change vs previous 13F +2,400 shares

    0.26% of the 13F portfolio, value $7,152,060.

    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 97,100 shares
    Change vs previous 13F 0 shares

    0.21% of the 13F portfolio, value $5,472,556.

    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 97,100 shares
    Change vs previous 13F +28,700 shares

    0.2% of the 13F portfolio, value $4,587,004.

    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 68,400 shares
    Change vs previous 13F 0 shares

    0.16% of the 13F portfolio, value $3,188,808.

    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 68,400 shares
    Change vs previous 13F +8,700 shares

    0.2% of the 13F portfolio, value $4,177,188.

    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 59,700 shares
    Change vs previous 13F not available

    0.19% of the 13F portfolio, value $3,680,505.

    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).