Firstrade 槓桿 ETFLesaka TechnologiesFirst hand Ventures融資保證金firstrade融資還款ueps 財報分析Firsthand Funds Technology Opportunities FundAltex mutual fund融資 保證金 率SVVCTEFQX holdingsFirstrade 當日沖銷 Incfirstrade保證金Yahoo finance tefqxFirstrade 保證金 追繳firstrade保證金追繳TVFQX股票 賣 空保證金 比率Firstrade 斬倉維持 保證金 要求Firsthand Technology Value Fund