iPath Series B Carbon ETN (NYSEARCA:GRN) Stock Crosses Below 200 Day Moving Average – Time to Sell?

iPath Series B Carbon ETN (NYSEARCA:GRN - Get Free Report)'s stock price crossed below its two hundred day moving average during trading on Thursday. The stock has a two hundred day moving average of $31.24 and traded as low as $29.46. iPath Series B Carbon ETN shares last traded at $29.48, with a volume