TANAKA CAPITAL MANAGEMENT INC

CIK 0000816788 · NEW YORK, NY · Quarter end: 2026-03-31 · Filed on: 2026-05-18 · Open the SEC source

TANAKA CAPITAL MANAGEMENT INC reported 43 positions worth $59.9K as of March 31, 2026 (13F filed May 18, 2026). Largest holding: UAMY (9.0%).

Portfolio Value (AUM)Total value of the fund's US stock portfolio reported to the SEC.
$59.9K
2026 Q1
Positions
43
Top-10 ConcentrationHow much of the portfolio sits in the 10 largest holdings. High = concentrated bets.
64.6%
Est. Net Flow (Q)
2026 Q1
10 / 43 positions shown
#SymbolCompanyTypeValue% Port.Shares1YYTD
1UAMYUnited States AntimonySH$5.4K8.98%615,975
2NXENexGen EnergySH$5.1K8.51%439,205
3CORTCorcept TherapeuticsSH$4.5K7.46%110,854
4NVDANvidiaSH$4.3K7.22%24,780
5G06973104Aura Minerals, Inc.SH$4.1K6.83%50,085
6NUVBNuvation Bio Inc.SH$3.9K6.46%901,825
7AAPLApple ComputingSH$3.3K5.45%12,859
8IJRIntellia TherapeuticsSH$2.8K4.74%220,216
914888U101Catalyst PharmaceuticalsSH$2.8K4.69%113,418
10ONTOOnto InnovationSH$2.6K4.26%12,448

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Read the 2026-Q2 quarterly report · 13F Filing Calendar

Frequently Asked Questions

What stocks does TANAKA CAPITAL MANAGEMENT INC hold as of Q1 2026?

TANAKA CAPITAL MANAGEMENT INC reported 43 positions worth $59.9K in its Q1 2026 13F filing. Largest positions: UAMY (9.0%), NXE (8.5%), CORT (7.5%), NVDA (7.2%) and Aura Minerals, Inc. (6.8%).

What did TANAKA CAPITAL MANAGEMENT INC buy in Q1 2026?

No previous quarter is available yet; the comparison appears with the next filing.

What did TANAKA CAPITAL MANAGEMENT INC sell in Q1 2026?

No previous quarter is available yet.

13F data shows quarter-end positions, is delayed by up to 45 days and covers only long positions in US-listed securities; short positions, most derivatives and non-US assets are not reported.