Hong Kong brokerage Zhong Yang stock rockets over 200% following $25M US IPO By: [Val Kennedy] , SA News Editor Hong Kong-based online brokerage Zhong Yang Financial Group ( TOP ) saw its shares rocket over 200% following its $25M US initial public offering on Wednesday. Shares opened at $25, dropping to a low of $12.60 before moving higher. The stock recently changing hands at $15.40, up 208%, at around 10:40 a.m. ET. Zhong Yang offered 5M ordinary shares for $5 apiece . Underwriters received a 45-day option to buy up to 750k additional shares at the IPO price. Univest...