13F Insight
DOSSIER · 13F-HR · Q1 2026

TANAKA CAPITAL MANAGEMENT INC

$60M in tracked AUM across 44 positions as of Q1 2026.

TC
CIK 0000816788 · last filed Mar 31, 2026
Total AUM
$60M
as of Q1 2026
Holdings
44
—
positions
Whale Score
54
54
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026

TANAKA CAPITAL MANAGEMENT INC filed its latest 13F-HR for Q1 2026. See the latest holdings and position changes below.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026. Source: SEC EDGAR 13F-HR filings.

#HoldingValueSharesWeight
01
UAMY
United States Antimony
$5M616K9.0%02
NXE
NexGen Energy
$5M439K8.5%03
CORT
Corcept Therapeutics
$4M111K7.5%04
NVDA
Nvidia
$4M25K7.2%05
G06973104
Aura Minerals, Inc.
$4M50K6.8%06
NUVB
Nuvation Bio Inc.
$4M902K6.5%07
AAPL
Apple Computing
$3M13K5.4%08
IJR
iShares Core SP Small Cap
$3M220K4.7%09
CPRX
Catalyst Pharmaceuticals
$3M113K4.7%10
ONTO
Onto Innovation
$3M12K4.3%

Filing history

2026Q1Mar 31
$60M▲ 9.2%
44 positionsView →2025Q4Dec 31
$55M▲ 134.3%
45 positionsView →2025Q3Sep 30
$23M▲ 51.6%
17 positionsLocked2025Q1Mar 31
$15M▼ 64.7%
15 positionsLocked2024Q4Dec 31
$44M▲ 1.2%
44 positionsLocked2024Q3Sep 30
$43M▲ 2.4%
45 positionsLocked2024Q2Jun 30
$42M▲ 4.0%
47 positionsLocked2024Q1Mar 31
$41M▼ 0.7%
48 positionsLocked2023Q4Dec 31
$41M▲ 16.8%
49 positionsLocked2023Q3Sep 30
$35M▼ 5.4%
47 positionsLocked2023Q2Jun 30
$37M▲ 7.4%
48 positionsLocked2023Q1Mar 31
$34M▲ 109151.0%
49 positionsLocked
Showing 12 of 100