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Disclosery

Yorktown Management & Research Co Inc: PRMB position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of Yorktown Management & Research Co Inc on PRMB, newest first. How the timeline and the estimate are built.

Yorktown Management & Research Co Inc held 0 PRMB shares at 2025-09-30 per its 13F-HR filed 2025-10-29.

the latest 13F is the newest step

  1. period ended2025-09-30
    13F 0 shares
    Change vs previous 13F -8,050 shares

    13F-HR 0001193125-25-255399 filed by Yorktown Management & Research Co 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 ended2025-06-30
    13F 8,050 shares
    Change vs previous 13F not available

    0.23% of the 13F portfolio, value $238,441.

    13F-HR 0000950123-25-006929 filed by Yorktown Management & Research Co Inc
    Filed (acceptance time not in the bulk data set), ingested

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