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Yorktown Management & Research Co Inc: EXP position timeline

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

Yorktown Management & Research Co Inc held 2,630 EXP 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 2,630 shares
    Change vs previous 13F 0 shares

    0.36% of the 13F portfolio, value $591,750.

    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 2,630 shares
    Change vs previous 13F +980 shares

    0.42% of the 13F portfolio, value $498,254.

    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).

  3. period ended2025-12-31
    13F 1,650 shares
    Change vs previous 13F 0 shares

    0.27% of the 13F portfolio, value $341,022.

    13F-HR 0001193125-26-020430 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).

  4. period ended2025-09-30
    13F 1,650 shares
    Change vs previous 13F 0 shares

    0.31% of the 13F portfolio, value $384,516.

    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).

  5. period ended2025-06-30
    13F 1,650 shares
    Change vs previous 13F 0 shares

    0.32% of the 13F portfolio, value $333,482.

    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).

  6. period ended2025-03-31
    13F 1,650 shares
    Change vs previous 13F -2,765 shares

    0.4% of the 13F portfolio, value $366,185.

    13F-HR 0000950123-25-003639 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).

  7. period ended2024-12-31
    13F 4,415 shares
    Change vs previous 13F 0 shares

    1.05% of the 13F portfolio, value $1,089,445.

    13F-HR 0000950123-25-000592 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).

  8. period ended2024-09-30
    13F 4,415 shares
    Change vs previous 13F not available

    1.3% of the 13F portfolio, value $1,269,975.

    13F-HR 0000950123-24-009915 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).