Yorktown Management & Research Co Inc: ZWS position timeline

Yorktown Management & Research Co Inc held 9,750 ZWS 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 9,750 shares

   Change vs previous 13F 0 shares

   0.3% of the 13F portfolio, value $492,668.

   13F-HR 0001193125-26-313433 filed by Yorktown Management & Research Co Inc
   Filed 2026-07-23 (acceptance time not in the bulk data set), ingested 2026-10-06 09:57:27 UTC

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

2. period ended2026-03-31

   13F 9,750 shares

   Change vs previous 13F 0 shares

   0.37% of the 13F portfolio, value $437,190.

   13F-HR 0001193125-26-162911 filed by Yorktown Management & Research Co Inc
   Filed 2026-04-20 (acceptance time not in the bulk data set), ingested 2026-10-06 09:58:43 UTC

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

3. period ended2025-12-31

   13F 9,750 shares

   Change vs previous 13F 0 shares

   0.36% of the 13F portfolio, value $453,278.

   13F-HR 0001193125-26-020430 filed by Yorktown Management & Research Co Inc
   Filed 2026-01-23 (acceptance time not in the bulk data set), ingested 2026-10-07 03:01:36 UTC

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

4. period ended2025-09-30

   13F 9,750 shares

   Change vs previous 13F 0 shares

   0.37% of the 13F portfolio, value $458,543.

   13F-HR 0001193125-25-255399 filed by Yorktown Management & Research Co Inc
   Filed 2025-10-29 (acceptance time not in the bulk data set), ingested 2026-10-07 03:02:25 UTC

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

5. period ended2025-06-30

   13F 9,750 shares

   Change vs previous 13F not available

   0.34% of the 13F portfolio, value $356,558.

   13F-HR 0000950123-25-006929 filed by Yorktown Management & Research Co Inc
   Filed 2025-08-04 (acceptance time not in the bulk data set), ingested 2026-10-07 18:23:11 UTC

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