Greek stocks unofficially close 16 percent lower, banks plunge 30 percent

1	ATHENS (Reuters) - Greek stocks (.ATG) unofficially closed with losses of 16.2 percent on Monday, the first day of trade after a five -week shutdown.
2	Bank shares (.FTATBNK) fell 30 percent, hitting the bourse's daily volatility limit, with sellers liing up and no buyers.