Tanaka Capital Management Inc.

In its 13F for Q1 2026 (holdings as of March 31, 2026, filed May 18, 2026), Tanaka Capital Management Inc. reported 43 stock positions worth $59.9 million. Its top holding was United States Antimony (UAMY) at 9.0% of the portfolio, followed by Nexgen Energy (NXE, 8.5%) and Corcept Therapeutics (CORT, 7.5%). Compared with Q4 2025, it sold out of 1, added to 8 and reduced 13. The biggest buy was iShares Core S&P Small-Cap E (IJR, shares +132%) and the biggest sale Nvidia (NVDA, shares −0%).

Most Recent 13F
Q1 2026
Location
NEW YORK, NY
CIK
0000816788
Portfolio Value
$59.9M (Q1 2026)
SEC Filing
0000816788-26-000002 ↗ filed May 18, 2026

Holdings Value

0$20.0M$40.0M$60.0M Q1 2024: $40.6M Q1 2024 Q2 2024: $42.2M Q2 2024 Q3 2024: $43.2M Q3 2024 Q4 2024: $43.7M Q4 2024 Q1 2025: $42.0M Q1 2025 Q3 2025: $55.5M Q3 2025 Q4 2025: $54.8M Q4 2025 Q1 2026: $59.9M $59.9M Q1 2026

Holdings 43 stocks · $59.9M

UAMY United States Antimony Corp. 8.98% 615,975 $5.4M No change
NXE Nexgen Energy Ltd. 8.51% 439,205 $5.1M Reduce -0.8%
CORT Corcept Therapeutics Inc. 7.46% 110,854 $4.5M Reduce -0.2%
NVDA Nvidia Corp. 7.22% 24,780 $4.3M Reduce -0.1%
Aura Minerals, Inc. 6.82% 50,085 $4.1M Add +11.7%
NUVB Nuvation Bio Inc. 6.46% 901,825 $3.9M Add +7.2%
AAPL Apple Inc. 5.45% 12,859 $3.3M Reduce -0.6%
IJR iShares Core S&P Small-Cap E 4.74% 220,216 $2.8M Add +132.2%
CPRX Catalyst Pharmaceuticals Inc. 4.69% 113,418 $2.8M Reduce -0.9%
ONTO Onto Innovation Inc. 4.26% 12,448 $2.6M Reduce -3.0%
AMAT Applied Materials Inc. 3.97% 6,953 $2.4M Reduce -0.5%
CCJ Cameco Corp. 3.91% 21,575 $2.3M Add +31.6%
SYM Symbotic Inc. 3.83% 43,094 $2.3M Reduce -0.6%
AFL Aflac Inc. 3.67% 20,039 $2.2M Reduce -1.6%
ELVA Electrovaya Inc. 3.32% 253,930 $2.0M No change
SF Stifel Financial Corp. 2.36% 19,090 $1.4M No change
CG Carlyle Group L P filed as THE CARLYLE GROUP 2.33% 28,791 $1.4M No change
AMZN Amazon.com Inc. 2.10% 6,052 $1.3M Add +20.0%
QCOM Qualcomm Inc. 1.96% 9,104 $1.2M Add +17.6%
PEP Pepsico Inc. 1.84% 7,095 $1.1M Add +140.9%
UEC Uranium Energy Corp. 1.73% 77,051 $1.0M No change
MA Mastercard Inc. Class A 1.58% 1,893 $946K Add +57.6%
PM Philip Morris International 0.79% 2,851 $471K Reduce -55.0%
META Meta Platforms Inc. Class A 0.77% 803 $459K Reduce -0.7%
ASML Holding N.V. ADR 0.49% 224 $296K No change
ACN Accenture PLC Class A 0.17% 502 $100K Reduce -1.8%
IWB iShares Russell 1000 ETF 0.14% 235 $84K No change
IWF iShares Russell 1000 Growth 0.11% 149 $64K No change
JPM JPMorgan Chase & Co. 0.09% 188 $55K Reduce -9.2%
BYSI Beyondspring Inc. 0.07% 26,296 $43K No change
IWD iShares Russell 1000 Value E 0.04% 123 $26K No change
CL Colgate-Palmolive Co. 0.04% 263 $22K No change
MDLZ Mondelez International Inc. Class A 0.02% 192 $11K No change
BMY Bristol-Myers Squibb Co. 0.02% 166 $10K No change
EFA iShares MSCI Eafe ETF 0.02% 103 $10K No change
EFG iShares MSCI Eafe Growth ETF 0.01% 81 $9K No change
PG The Procter & Gamble Co. 0.01% 63 $9K No change
INTC Intel Corp. 0.01% 180 $8K No change
KRFT Kraft Foods Group Inc. 0.01% 279 $6K No change
CHD Church & Dwight Co. Inc. 0.00% 26 $2K No change
JNJ Johnson & Johnson 0.00% 9 $2K No change
TRV The Travelers Cos Inc. 0.00% 6 $2K No change
FLNA Filana Therapeutics Inc. 0.00% 251,150 $0 No change

Portfolio Sells Q4 2025 → Q1 2026

NVDA Nvidia Corp. Reduce -0.1% 7.22% −1.22
PM Philip Morris International Reduce -55.0% 0.79% −1.07
AAPL Apple Inc. Reduce -0.6% 5.45% −0.97
SYM Symbotic Inc. Reduce -0.6% 3.83% −0.88
AFL Aflac Inc. Reduce -1.6% 3.67% −0.42
META Meta Platforms Inc. Class A Reduce -0.7% 0.77% −0.21
CPRX Catalyst Pharmaceuticals Inc. Reduce -0.9% 4.69% −0.18
ACN Accenture PLC Class A Reduce -1.8% 0.17% −0.08
GTLS Chart Industries Inc. Sold out 0.00% −0.06
JPM JPMorgan Chase & Co. Reduce -9.2% 0.09% −0.03
CORT Corcept Therapeutics Inc. Reduce -0.2% 7.46% +0.41
ONTO Onto Innovation Inc. Reduce -3.0% 4.26% +0.57
AMAT Applied Materials Inc. Reduce -0.5% 3.97% +0.65
NXE Nexgen Energy Ltd. Reduce -0.8% 8.51% +1.08

Portfolio Buys Q4 2025 → Q1 2026

IJR iShares Core S&P Small-Cap E Add +132.2% 4.74% +3.16
Aura Minerals, Inc. Add +11.7% 6.82% +2.70
CCJ Cameco Corp. Add +31.6% 3.91% +1.18
PEP Pepsico Inc. Add +140.9% 1.84% +1.07
MA Mastercard Inc. Class A Add +57.6% 1.58% +0.33
AMZN Amazon.com Inc. Add +20.0% 2.10% −0.02
QCOM Qualcomm Inc. Add +17.6% 1.96% −0.46
NUVB Nuvation Bio Inc. Add +7.2% 6.46% −7.30

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q1 2026 43$59.9MUAMY, NXE, CORT, NVDA, Aura Minerals, Inc.
Q4 2025 44$54.8MNUVB, NVDA, NXE, CORT, AAPL
Q3 2025 44$55.5MCORT, UAMY, NVDA, NXE, AAPL
Q1 2025 42$42.0MCORT, AAPL, CPRX, NVDA, NXE
Q4 2024 44$43.7MAAPL, CORT, NVDA, NXE, CPRX
Q3 2024 45$43.2MAAPL, CORT, NXE, NVDA, CPRX
Q2 2024 47$42.2MAAPL, ONTO, NXE, NVDA, CORT
Q1 2024 48$40.6MNXE, AAPL, ONTO, NVDA, CPRX