(1)零股；零星股
低于通常交易单位〔unit of trading〕的股票数量：热门股以100股为交易单位，故1至99股为零股；冷门股以10股为交易单位，故1至9股为零股。

(2)零星交易量
低于通常交易单位的交易量。

(3)零股交易

• specific intent crime
• specific jurisdiction
• specific legacy
• specific legatee
• specific lien
• specific performance
• specific tax
• specific traverse
• speculate
• speculation
• speculative damages
• speculative or trading value
• speculator
• speculum
• Speculum Abbreviatum
• speculum et lumen juris canonici
• speculum juris
• speeding
• speed laws
• speed limit
• speedy execution
• speedy remedy
• speedy trial
• Speedy Trial Act
• spendthrift