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OBERWEIS ASSET MANAGEMENT INC/: SPXC position timeline

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

OBERWEIS ASSET MANAGEMENT INC/ held 83,811 SPXC 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 83,811 shares
    Change vs previous 13F +370 shares

    0.42% of the 13F portfolio, value $20,547,943.

    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 83,441 shares
    Change vs previous 13F +6,541 shares

    0.49% of the 13F portfolio, value $16,683,194.

    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 76,900 shares
    Change vs previous 13F 0 shares

    0.56% of the 13F portfolio, value $15,384,614.

    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 76,900 shares
    Change vs previous 13F 0 shares

    0.55% of the 13F portfolio, value $14,363,382.

    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 76,900 shares
    Change vs previous 13F +1,500 shares

    0.56% of the 13F portfolio, value $12,894,592.

    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 75,400 shares
    Change vs previous 13F 0 shares

    0.48% of the 13F portfolio, value $9,710,012.

    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 75,400 shares
    Change vs previous 13F +13,600 shares

    0.52% of the 13F portfolio, value $10,972,208.

    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 61,800 shares
    Change vs previous 13F not available

    0.5% of the 13F portfolio, value $9,854,628.

    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).