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Disclosery

Perritt Capital Management Inc: RIO position timeline

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

Perritt Capital Management Inc held 0 RIO 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 -5,265 shares

    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).

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

  2. period ended2025-09-30
    13F 5,265 shares
    Change vs previous 13F +109 shares

    0.16% of the 13F portfolio, value $347,520.

    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 5,156 shares
    Change vs previous 13F -85 shares

    0.16% of the 13F portfolio, value $300,788.

    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 5,241 shares
    Change vs previous 13F +56 shares

    0.17% of the 13F portfolio, value $314,928.

    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 5,185 shares
    Change vs previous 13F -926 shares

    0.16% of the 13F portfolio, value $304,977.

    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 6,111 shares
    Change vs previous 13F +104 shares

    0.22% of the 13F portfolio, value $434,906.

    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 6,007 shares
    Change vs previous 13F not available

    0.22% of the 13F portfolio, value $396,030.

    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).