in addition a true penny stock will have less than$ 4million in net tangible assets and will not have a significant operating history.
另外,一支真正意义上的投机股票其明确的凈资产将不会超过4百万美元,而且不会有一个明显的交易历史。
the penny stock reform act of 1990 mandated the u. s. securities and exchange commission (sec) to establish an electronic system that met the requirements of section 17b of the exchange act.