Arena Pharmaceuticals (ARNA) +4.3% amid heavy trading and continuing the upward trend it's...

|About: Arena Pharmaceuticals, Inc. (ARNA)|By:, SA News Editor

Arena Pharmaceuticals (ARNA) +4.3% amid heavy trading and continuing the upward trend it's enjoyed since April over excitement about its Belviq obesity treatment. SA author Efsinvestment says that with a Relative Strength Index of 65%, the stock needs a breather, although it will be worth buying after any pullback.