second-tier shares
noun[plural]
FINANCE,STOCK MARKETukus(alsosecond-tier stock[CorU])sharesinsmallercompaniesthat areissuedandtradedon aparticularstockmarket:
There has been asharpgrowthofinterestin second-tiershares.
Investors are nowlookingat the second-tierstocksafterbuyingbluechips.