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Disclosery

Yorktown Management & Research Co Inc: PDFS position timeline

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

Yorktown Management & Research Co Inc held 9,550 PDFS shares at 2026-06-30 per its 13F-HR filed 2026-07-23.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 9,550 shares
    Change vs previous 13F 0 shares

    0.41% of the 13F portfolio, value $676,045.

    13F-HR 0001193125-26-313433 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).

  2. period ended2026-03-31
    13F 9,550 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $312,381.

    13F-HR 0001193125-26-162911 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).