Skip to content
Disclosery

TANAKA CAPITAL MANAGEMENT INC

Follow

13F filer, CIK 816788, NEW YORK, NY

TANAKA CAPITAL MANAGEMENT INC reported $55,532,000 across 44 holdings for the quarter ended 2025-09-30, in a 13F-HR filed 2025-11-14. Its ten largest share positions make up 68.77% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0000816788-25-000005

Period
2025-09-30
Reported value
$55.5M
Holdings
44
Top 10 weight
68.77%
New
Sold out

Holdings, Q3 2025

Share positions as resolved from 13F-HR 0000816788-25-000005, largest first. % of portfolio is the value over $55,532,000, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
CORTCORCEPT THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 100,276 shares; 2024Q3: 112,136 shares; 2024Q4: 111,551 shares; 2025Q1: 93,184 shares; 2025Q2: not loaded; 2025Q3: 111,209 shares 111,209$9.24M16.64%Timeline
UAMYUNITED STATES ANTIMONY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not loaded; 2025Q3: 827,035 shares 827,035$5.13M9.23%Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 29,320 shares; 2024Q3: 29,250 shares; 2024Q4: 29,193 shares; 2025Q1: 29,042 shares; 2025Q2: not loaded; 2025Q3: 24,879 shares 24,879$4.64M8.36%Timeline
NXENEXGEN ENERGY LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 582,808 shares; 2024Q3: 577,693 shares; 2024Q4: 574,423 shares; 2025Q1: 569,675 shares; 2025Q2: not loaded; 2025Q3: 442,625 shares 442,625$3.96M7.13%Timeline
AAPLAPPLE INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 25,715 shares; 2024Q3: 25,464 shares; 2024Q4: 24,376 shares; 2025Q1: 21,834 shares; 2025Q2: not loaded; 2025Q3: 12,972 shares 12,972$3.3M5.95%Timeline
NUVBNUVATION BIO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not loaded; 2025Q3: 685,105 shares 685,105$2.54M4.56%Timeline
IJRISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 109 shares; 2024Q3: 109 shares; 2024Q4: 109 shares; 2025Q1: 109 shares; 2025Q2: not loaded; 2025Q3: 144,334 shares 144,334$2.5M4.51%Timeline
SYMSYMBOTIC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 41,537 shares; 2024Q3: 43,092 shares; 2024Q4: 72,688 shares; 2025Q1: 53,376 shares; 2025Q2: not loaded; 2025Q3: 43,454 shares 43,454$2.34M4.22%Timeline
AFLAFLAC INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 24,564 shares; 2024Q3: 23,614 shares; 2024Q4: 23,387 shares; 2025Q1: 22,994 shares; 2025Q2: not loaded; 2025Q3: 20,369 shares 20,369$2.27M4.1%Timeline
CPRXCATALYST PHARMACEUTICALS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 153,391 shares; 2024Q3: 153,291 shares; 2024Q4: 153,291 shares; 2025Q1: 151,893 shares; 2025Q2: not loaded; 2025Q3: 114,418 shares 114,418$2.25M4.06%Timeline
CARLYLE GROUP L PCARLYLE GROUP L PQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 33,140 shares; 2024Q3: 33,140 shares; 2024Q4: 33,030 shares; 2025Q1: 32,661 shares; 2025Q2: not loaded; 2025Q3: 28,841 shares 28,841$1.81M3.26%
ONTOONTO INNOVATION INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 20,161 shares; 2024Q3: 14,426 shares; 2024Q4: 14,420 shares; 2025Q1: 12,833 shares; 2025Q2: not loaded; 2025Q3: 12,833 shares 12,833$1.66M2.99%Timeline
ELVAELECTROVAYA INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: not reported; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not loaded; 2025Q3: 253,930 shares 253,930$1.5M2.69%Timeline
SFSTIFEL FINL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 15,811 shares; 2024Q3: 15,721 shares; 2024Q4: 15,681 shares; 2025Q1: 15,628 shares; 2025Q2: not loaded; 2025Q3: 12,803 shares 12,803$1.45M2.62%Timeline
AMATAPPLIED MATLS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 7,181 shares; 2024Q3: 7,981 shares; 2024Q4: 7,066 shares; 2025Q1: 7,083 shares; 2025Q2: not loaded; 2025Q3: 7,023 shares 7,023$1.44M2.59%Timeline
CCJCAMECO CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 17,119 shares; 2024Q3: 17,039 shares; 2024Q4: 16,849 shares; 2025Q1: 16,715 shares; 2025Q2: not loaded; 2025Q3: 16,505 shares 16,505$1.38M2.49%Timeline
QCOMQUALCOMM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 11,315 shares; 2024Q3: 11,197 shares; 2024Q4: 10,194 shares; 2025Q1: 7,787 shares; 2025Q2: not loaded; 2025Q3: 7,772 shares 7,772$1.29M2.33%Timeline
Aura Minerals, Inc.Aura Minerals, Inc.Quarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: not reported; 2024Q3: 8,500 shares; 2024Q4: 32,500 shares; 2025Q1: 32,583 shares; 2025Q2: not loaded; 2025Q3: 32,043 shares 32,043$1.19M2.15%
AMZNAMAZON COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 5,419 shares; 2024Q3: 5,404 shares; 2024Q4: 5,354 shares; 2025Q1: 5,272 shares; 2025Q2: not loaded; 2025Q3: 5,052 shares 5,052$1.11M2%Timeline
PMPHILIP MORRIS INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 6,411 shares; 2024Q3: 6,386 shares; 2024Q4: 6,361 shares; 2025Q1: 6,380 shares; 2025Q2: not loaded; 2025Q3: 6,346 shares 6,346$1.03M1.85%Timeline
UECURANIUM ENERGY CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 80,120 shares; 2024Q3: 77,520 shares; 2024Q4: 77,520 shares; 2025Q1: 77,731 shares; 2025Q2: not loaded; 2025Q3: 77,051 shares 77,051$1.03M1.85%Timeline
MAMASTERCARD INCORPORATEDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 1,236 shares; 2024Q3: 1,228 shares; 2024Q4: 1,228 shares; 2025Q1: 1,211 shares; 2025Q2: not loaded; 2025Q3: 1,201 shares 1,201$683K1.23%Timeline
METAMETA PLATFORMS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 834 shares; 2024Q3: 834 shares; 2024Q4: 822 shares; 2025Q1: 824 shares; 2025Q2: not loaded; 2025Q3: 819 shares 819$601K1.08%Timeline
PEPPEPSICO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 4,304 shares; 2024Q3: 4,284 shares; 2024Q4: 3,259 shares; 2025Q1: 2,931 shares; 2025Q2: not loaded; 2025Q3: 2,945 shares 2,945$414K0.75%Timeline
ASML Holding N.V. ADRASML Holding N.V. ADRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 224 shares; 2024Q3: 224 shares; 2024Q4: 224 shares; 2025Q1: 224 shares; 2025Q2: not loaded; 2025Q3: 224 shares 224$217K0.39%
ACNACCENTURE PLC IRELANDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 1,514 shares; 2024Q3: 1,459 shares; 2024Q4: 1,441 shares; 2025Q1: 539 shares; 2025Q2: not loaded; 2025Q3: 511 shares 511$126K0.23%Timeline
IWBISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 235 shares; 2024Q3: 235 shares; 2024Q4: 235 shares; 2025Q1: 235 shares; 2025Q2: not loaded; 2025Q3: 235 shares 235$86K0.15%Timeline
IWFISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 149 shares; 2024Q3: 149 shares; 2024Q4: 149 shares; 2025Q1: 149 shares; 2025Q2: not loaded; 2025Q3: 149 shares 149$70K0.13%Timeline
JPMJPMORGAN CHASE & COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 294 shares; 2024Q3: 263 shares; 2024Q4: 232 shares; 2025Q1: 217 shares; 2025Q2: not loaded; 2025Q3: 207 shares 207$65K0.12%Timeline
BYSIBEYONDSPRING INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 29,473 shares; 2024Q3: 29,473 shares; 2024Q4: 29,473 shares; 2025Q1: 26,296 shares; 2025Q2: not loaded; 2025Q3: 26,296 shares 26,296$48K0.09%Timeline
GTLSCHART INDS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 5,690 shares; 2024Q3: 4,785 shares; 2024Q4: 4,665 shares; 2025Q1: 4,559 shares; 2025Q2: not loaded; 2025Q3: 170 shares 170$34K0.06%Timeline
IWDISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 123 shares; 2024Q3: 123 shares; 2024Q4: 123 shares; 2025Q1: 123 shares; 2025Q2: not loaded; 2025Q3: 123 shares 123$25K0.05%Timeline
CLCOLGATE PALMOLIVE COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 278 shares; 2024Q3: 278 shares; 2024Q4: 278 shares; 2025Q1: 278 shares; 2025Q2: not loaded; 2025Q3: 263 shares 263$21K0.04%Timeline
MDLZMONDELEZ INTL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 232 shares; 2024Q3: 192 shares; 2024Q4: 192 shares; 2025Q1: 192 shares; 2025Q2: not loaded; 2025Q3: 192 shares 192$12K0.02%Timeline
PGPROCTER & GAMBLE COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 73 shares; 2024Q3: 63 shares; 2024Q4: 63 shares; 2025Q1: 63 shares; 2025Q2: not loaded; 2025Q3: 63 shares 63$10K0.02%Timeline
EFAISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 103 shares; 2024Q3: 103 shares; 2024Q4: 103 shares; 2025Q1: 103 shares; 2025Q2: not loaded; 2025Q3: 103 shares 103$10K0.02%Timeline
EFGISHARES TRQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 81 shares; 2024Q3: 81 shares; 2024Q4: 81 shares; 2025Q1: 81 shares; 2025Q2: not loaded; 2025Q3: 81 shares 81$9K0.02%Timeline
BMYBRISTOL-MYERS SQUIBB COQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 486 shares; 2024Q3: 166 shares; 2024Q4: 166 shares; 2025Q1: 166 shares; 2025Q2: not loaded; 2025Q3: 166 shares 166$7K0.01%Timeline
KRAFT FOODS GROUP INCKRAFT FOODS GROUP INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 279 shares; 2024Q3: 279 shares; 2024Q4: 279 shares; 2025Q1: 279 shares; 2025Q2: not loaded; 2025Q3: 279 shares 279$7K0.01%
INTCINTEL CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 180 shares; 2024Q3: 180 shares; 2024Q4: 180 shares; 2025Q1: 180 shares; 2025Q2: not loaded; 2025Q3: 180 shares 180$6K0.01%Timeline
JNJJOHNSON & JOHNSONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 49 shares; 2024Q3: 37 shares; 2024Q4: 18 shares; 2025Q1: 18 shares; 2025Q2: not loaded; 2025Q3: 9 shares 9$2K<0.01%Timeline
CHDCHURCH & DWIGHT CO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 76 shares; 2024Q3: 26 shares; 2024Q4: 26 shares; 2025Q1: 26 shares; 2025Q2: not loaded; 2025Q3: 26 shares 26$2K<0.01%Timeline
TRVTRAVELERS COMPANIES INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 6 shares; 2024Q3: 6 shares; 2024Q4: 6 shares; 2025Q1: 6 shares; 2025Q2: not loaded; 2025Q3: 6 shares 6$2K<0.01%Timeline
FILANA THERAPEUTICS INCFILANA THERAPEUTICS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2023Q4: restricted; 2024Q1: restricted; 2024Q2: 251,150 shares; 2024Q3: 251,150 shares; 2024Q4: 251,150 shares; 2025Q1: 251,150 shares; 2025Q2: not loaded; 2025Q3: 251,150 shares 251,150$00%Value filed as zero, left out of ratios.

How Q3 2025 was built

Available 13F filings of this filer for the quarter and their roles: the base report is the latest original or restatement, NEW HOLDINGS amendments filed after it are added (method).

FilingRoleAmendmentFiledAcceptedIngested
13F-HR 0000816788-25-000005 base2025-11-14acceptance time not in the bulk data set