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Perritt Capital Management Inc: PLAB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Perritt Capital Management Inc on PLAB, newest first. How the timeline and the estimate are built.

Perritt Capital Management Inc held 46,300 PLAB 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 46,300 shares
    Change vs previous 13F 0 shares

    2.48% of the 13F portfolio, value $1,481,600.

    13F-HR 0000897069-26-000357 filed by Perritt Capital 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 ended2025-09-30
    13F 46,300 shares
    Change vs previous 13F -700 shares

    0.5% of the 13F portfolio, value $1,062,585.

    13F-HR 0000897069-25-001709 filed by Perritt Capital 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/A 47,000 shares
    Change vs previous 13F -1,000 shares

    0.46% of the 13F portfolio, value $885,010.

    13F-HR/A 0000897069-25-001344 filed by Perritt Capital 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 48,000 shares
    Change vs previous 13F -2,000 shares

    0.55% of the 13F portfolio, value $996,480.

    13F-HR 0000897069-25-000971 filed by Perritt Capital 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 50,000 shares
    Change vs previous 13F -4,475 shares

    0.61% of the 13F portfolio, value $1,178,000.

    13F-HR 0000897069-25-000210 filed by Perritt Capital 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 54,475 shares
    Change vs previous 13F -300 shares

    0.69% of the 13F portfolio, value $1,348,801.

    13F-HR 0000897069-24-002137 filed by Perritt Capital 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 ended2024-06-30
    13F 54,775 shares
    Change vs previous 13F not available

    0.74% of the 13F portfolio, value $1,351,299.

    13F-HR 0000897069-24-001636 filed by Perritt Capital Management Inc
    Filed (acceptance time not in the bulk data set), ingested

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