Trading higher even before the bell, ERHC moved up $.03 from yesterday's $0.55 close after it strengthened overnight on the German bourse.
The bid on the OTC BB was $0.57 and the ask $0.58 at 9:29am EST Wednesday morning.
More than 66,000 shares traded at $0.57, $0.577 and $0.58 before the open.
More than 286,000 shares traded by 9:33am, mostly at yesterday's high, $0.56.
By 9:44am EST, more than 626,000 shares had traded and the price had recovered slightly, to $0.5525 ask and $0.56 bid.