TANAKA CAPITAL MANAGEMENT INC: NXE position timeline

TANAKA CAPITAL MANAGEMENT INC held 439,205 NXE shares at 2026-03-31 per its 13F-HR filed 2026-05-18.

the latest 13F is the newest step

1. period ended2026-03-31

   13F 439,205 shares

   Change vs previous 13F -3,420 shares

   8.51% of the 13F portfolio, value $5,095,000.

   13F-HR 0000816788-26-000002 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2026-05-18 (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).

2. period ended2025-12-31

   13F 442,625 shares

   Change vs previous 13F 0 shares

   7.43% of the 13F portfolio, value $4,072,000.

   13F-HR 0000816788-26-000001 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2026-02-17 (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).

3. period ended2025-09-30

   13F 442,625 shares

   Change vs previous 13F -127,050 shares

   7.13% of the 13F portfolio, value $3,961,000.

   13F-HR 0000816788-25-000005 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2025-11-14 (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).

4. period ended2025-03-31

   13F 569,675 shares

   Change vs previous 13F -4,748 shares

   6.09% of the 13F portfolio, value $2,558,000.

   13F-HR 0000816788-25-000002 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2025-05-15 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:06 UTC

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

5. period ended2024-12-31

   13F 574,423 shares

   Change vs previous 13F -3,270 shares

   8.67% of the 13F portfolio, value $3,791,000.

   13F-HR 0000816788-25-000001 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2025-02-14 (acceptance time not in the bulk data set), ingested 2026-10-07 18:25:55 UTC

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

6. period ended2024-09-30

   13F 577,693 shares

   Change vs previous 13F -5,115 shares

   8.72% of the 13F portfolio, value $3,772,000.

   13F-HR 0000816788-24-000004 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2024-11-15 (acceptance time not in the bulk data set), ingested 2026-10-07 18:26:56 UTC

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

7. period ended2024-06-30

   13F 582,808 shares

   Change vs previous 13F not available

   9.63% of the 13F portfolio, value $4,068,000.

   13F-HR 0000816788-24-000003 filed by TANAKA CAPITAL MANAGEMENT INC
   Filed 2024-08-15 (acceptance time not in the bulk data set), ingested 2026-10-07 18:27:57 UTC

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