Mizuho Securities Co. Ltd. Top Holdings and 13F Report (2026) About Mizuho Securities Co. Ltd.Investment ActivityMizuho Securities Co. Ltd. has $3.98 million in total holdings as of September 30, 2026.Mizuho Securities Co. Ltd. owns shares of 19 different stocks, but just 8 companies or ETFs make up 80% of its holdings.Approximately 56.20% of the portfolio was purchased this quarter.About 132.78% of the portfolio was sold this quarter.This quarter, Mizuho Securities Co. Ltd. has purchased 16 new stocks and bought additional shares in 2 stocks.Mizuho Securities Co. Ltd. sold shares of 0 stocks and completely divested from 10 stocks this quarter.Largest Holdings Bilibili $1,114,574ASE Technology $456,115ARM HOLDINGS PLC $422,904Intuitive Surgical $325,304Alibaba Group $295,735 Largest New Holdings this Quarter 00215W100 - ASE Technology $456,115 Holding042068205 - ARM HOLDINGS PLC $422,904 Holding46120E602 - Intuitive Surgical $325,304 Holding17133Q502 - Chunghwa Telecom $209,890 Holding84615Q103 - SPACE EXPLORATION TECHN CORP $126,722 Holding Largest Purchases this Quarter ASE Technology 10,259 shares (about $456.12K)ARM HOLDINGS PLC 1,460 shares (about $422.90K)Intuitive Surgical 800 shares (about $325.30K)Chunghwa Telecom 4,615 shares (about $209.89K)SPACE EXPLORATION TECHN CORP 840 shares (about $126.72K) Sector Allocation Over TimeMap of 500 Largest Holdings ofMizuho Securities Co. Ltd. Selling Neutral Buying Latest 13F Holdings and Changes Since Previous Quarterly FilingIssuer NameHoldings ValueApproximate Purchase/SaleChange in SharesShares Held% of PortfolioSectorBILIBilibili$1,114,5740.0%74,20628.0%Communication ServicesASXASE Technology$456,115$456,115 ▲New Holding10,25911.5%TechnologyARM HOLDINGS PLC$422,904$422,904 ▲New Holding1,46010.6%SPONSORED ADSISRGIntuitive Surgical$325,304$325,304 ▲New Holding8008.2%HealthcareBABAAlibaba Group$295,7350.0%2,7507.4%Consumer DiscretionaryJDJD.com$242,0600.0%9,1006.1%Consumer DiscretionaryCHTChunghwa Telecom$209,890$209,890 ▲New Holding4,6155.3%Communication ServicesSPACE EXPLORATION TECHN CORP$126,722$126,722 ▲New Holding8403.2%CLASS A COM SAMZNAmazon.com$119,592$92,186 ▲336.4%4803.0%Consumer DiscretionaryDISWalt Disney$115,390$115,390 ▲New Holding1,1002.9%Communication ServicesILMNIllumina$106,735$106,735 ▲New Holding3902.7%HealthcareAAPLApple$106,566$106,566 ▲New Holding3202.7%TechnologyMETAMeta Platforms$101,525$83,396 ▲460.0%1402.6%Communication ServicesJNJJohnson & Johnson$79,422$79,422 ▲New Holding3002.0%HealthcareARISTA NETWORKS INC$61,077$61,077 ▲New Holding3001.5%COM SHSLILi Auto$44,8720.0%3,9501.1%Consumer DiscretionaryQCOMQualcomm$34,968$34,968 ▲New Holding1900.9%TechnologyPYPLPayPal$12,082$12,082 ▲New Holding2300.3%FinanceDOORDASH INC$3,671$3,671 ▲New Holding200.1%CL ATCOMTrip.com Group$0$4,916,265 ▼-100.0%00.0%Consumer DiscretionaryNVDANVIDIA$0$155,216 ▼-100.0%00.0%TechnologyIAUiShares Gold Trust$0$73,173 ▼-100.0%00.0%ETFMAMastercard$0$39,973 ▼-100.0%00.0%FinanceMSFTMicrosoft$0$33,315 ▼-100.0%00.0%TechnologyTAT&T$0$22,612 ▼-100.0%00.0%Communication ServicesALBAlbemarle$0$17,953 ▼-100.0%00.0%MaterialsGOOGLAlphabet$0$11,502 ▼-100.0%00.0%Communication ServicesUMCUnited Microelectronics$0$7,022 ▼-100.0%00.0%TechnologyTSLATesla$0$6,692 ▼-100.0%00.0%Consumer DiscretionaryShowing largest 100 holdings. View all holdings. More Institutional Buying and Selling Information SEC Filings and Trading Data SEC Filings 13F Filings Top 13F Buys Top 13F Sells Unlock superior investment research and tools. Sign up for MarketBeat All Access to gain access to MarketBeat's full suite of research tools and reports. Get MarketBeat All Access MarketBeat All Access Features Best-in-Class Portfolio Monitoring Get personalized stock ideas. Compare portfolio to indices. Check stock news, ratings, SEC filings, and more. Stock Ideas and Recommendations See daily stock ideas from top analysts. Receive short-term trading ideas from MarketBeat. Identify trending stocks on social media. Advanced Stock Screeners and Research Tools Use our seven stock screeners to find suitable stocks. Stay informed with MarketBeat's real-time news. Export data to Excel for personal analysis. Sign in to your free account to enjoy these benefits In-depth profiles and analysis for 20,000 public companies. 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