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Mizuho Securities Co. Ltd.

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13F filer, CIK 1520309, TOKYO, Japan

Mizuho Securities Co. Ltd. reported $7,483,347 across 14 holdings for the quarter ended 2025-12-31, in a 13F-HR filed 2026-01-30. Its ten largest share positions make up 99.74% of the portfolio.

Filed (acceptance time not in the bulk data set), ingested 13F-HR 0001520309-26-000001

Period
2025-12-31
Reported value
$7.48M
Holdings
14
Top 10 weight
99.74%
New
2
Sold out
31

Part of the filer group MIZUHO FINANCIAL GROUP INC

How groups are built

Largest buys vs the previous quarter

SecurityShares changeApprox. value
TCOMadded+3,375$243K
CATnew+90$51.6K
PYPLadded+235$13.7K
ISRGnew+13$7.36K
ORCLadded+25$4.87K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Largest sells vs the previous quarter

SecurityShares changeApprox. value
VRTexited-5,440-$821K
CRWDexited-1,650-$809K
AAPLexited-3,000-$764K
TSLAexited-1,680-$747K
CRMexited-2,480-$588K

Ranked by the share change valued at this quarter's implied price (value over shares in the 13F). A position sold out is valued at the previous quarter's price, its last report.

Holdings, Q4 2025

Share positions as resolved from 13F-HR 0001520309-26-000001, largest first. % of portfolio is the value over $7,483,347, the sum of the share positions whose value is usable for ratios (method).

SecurityHistorySharesValue% of portfolioChangeLatest eventTimeline
TCOMTRIP COM GROUP LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 63,365 shares; 2025Q4: 66,740 shares 66,740$4.8M64.13%+3,375Timeline
BILIBILIBILI INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 12,100 shares; 2025Q3: 74,206 shares; 2025Q4: 74,206 shares 74,206$1.82M24.38%0Timeline
BABAALIBABA GROUP HLDG LTDQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 3,100 shares; 2024Q4: 3,100 shares; 2025Q1: not reported; 2025Q2: 550 shares; 2025Q3: 2,750 shares; 2025Q4: 2,750 shares 2,750$403K5.39%0Timeline
JDJD.COM INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 9,100 shares; 2025Q3: 9,100 shares; 2025Q4: 9,100 shares 9,100$261K3.49%0Timeline
LILI AUTO INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: 3,950 shares; 2025Q3: 3,950 shares; 2025Q4: 3,950 shares 3,950$66.9K0.89%0Timeline
CATCATERPILLAR INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 1,930 shares; 2024Q4: 370 shares; 2025Q1: 230 shares; 2025Q2: 340 shares; 2025Q3: not reported; 2025Q4: 90 shares 90$51.6K0.69%newTimeline
GOOGLALPHABET INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 9,040 shares; 2024Q4: 2,340 shares; 2025Q1: 390 shares; 2025Q2: 1,660 shares; 2025Q3: 960 shares; 2025Q4: 78 shares 78$24.4K0.33%-882Timeline
PYPLPAYPAL HLDGS INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 9,020 shares; 2024Q4: 660 shares; 2025Q1: 110 shares; 2025Q2: 670 shares; 2025Q3: 70 shares; 2025Q4: 305 shares 305$17.8K0.24%+235Timeline
ISRGINTUITIVE SURGICAL INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 120 shares; 2024Q4: 300 shares; 2025Q1: 120 shares; 2025Q2: not reported; 2025Q3: not reported; 2025Q4: 13 shares 13$7.36K0.1%newTimeline
MSFTMICROSOFT CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 2,800 shares; 2024Q4: 420 shares; 2025Q1: 340 shares; 2025Q2: 2,920 shares; 2025Q3: 20 shares; 2025Q4: 15 shares 15$7.25K0.1%-5Timeline
ORCLORACLE CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 260 shares; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 10 shares; 2025Q4: 35 shares 35$6.82K0.09%+25Timeline
UMCUNITED MICROELECTRONICS CORPQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 29,335 shares; 2024Q4: 53,335 shares; 2025Q1: not reported; 2025Q2: 501 shares; 2025Q3: 782 shares; 2025Q4: 782 shares 782$6.15K0.08%0Timeline
PFEPFIZER INCQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: not reported; 2024Q4: not reported; 2025Q1: not reported; 2025Q2: not reported; 2025Q3: 70 shares; 2025Q4: 200 shares 200$4.98K0.07%+130Timeline
NVDANVIDIA CORPORATIONQuarterly shares; oldest to newest; scale is this security's eight-quarter maximum; 2024Q1: restricted; 2024Q2: restricted; 2024Q3: 44,610 shares; 2024Q4: 1,210 shares; 2025Q1: 7,280 shares; 2025Q2: 46,780 shares; 2025Q3: 2,840 shares; 2025Q4: 10 shares 10$1.86K0.02%-2,830Timeline

Sold out in Q4 2025

Positions in the previous quarter's report that this quarter's report no longer lists.

SecurityShares beforeValue beforeType
VRTVERTIV HOLDINGS CO5,440$821Kshares
CRWDCROWDSTRIKE HLDGS INC1,650$809Kshares
AAPLAPPLE INC3,000$764Kshares
TSLATESLA INC1,680$747Kshares
CRMSALESFORCE INC2,480$588Kshares
UNHUNITEDHEALTH GROUP INC1,413$488Kshares
INTCINTEL CORP6,216$209Kshares
NFLXNETFLIX INC.140$168Kshares
ARMARM HOLDINGS PLC1,000$141Kshares
MUMICRON TECHNOLOGY INC820$137Kshares
ETNEATON CORP PLC365$137Kshares
AMZNAMAZON COM INC605$133Kshares
METAMETA PLATFORMS INC168$123Kshares
GSGOLDMAN SACHS GROUP INC150$119Kshares
GLWCORNING INC1,300$107Kshares
AVGOBROADCOM INC300$99Kshares
VVISA INC280$95.6Kshares
GMGENERAL MTRS CO1,500$91.5Kshares
PANWPALO ALTO NETWORKS INC300$61.1Kshares
LLYELI LILLY & CO80$61Kshares
HDHOME DEPOT INC150$60.8Kshares
XYZBLOCK INC610$44.1Kshares
UBERUBER TECHNOLOGIES INC100$9.8Kshares
ITUBITAU UNIBANCO HLDG S A1,205$8.85Kshares
KOCOCA COLA CO100$6.63Kshares
LMTLOCKHEED MARTIN CORP10$4.99Kshares
JNJJOHNSON & JOHNSON25$4.64Kshares
VALEVALE S A300$3.26Kshares
NKENIKE INC30$2.09Kshares
PGPROCTER & GAMBLE CO5$768shares
AEPAMERICAN ELEC PWR CO INC5$562shares

How Q4 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 0001520309-26-000001 base2026-01-30acceptance time not in the bulk data set