Vlad Karpel, Founder of Tradespoon.com Talks Option Strategies By: Benzinga via Benzinga June 13, 2014 at 14:27 PM EDT Vlad Karpel is the Founder of Tradespoon.com and was a special guest on Benzinga's #PreMarket Prep to share wisdom he has ... Read More >> Related Stocks: Delta Air Lines Facebook J C Penney Company Inc Kohl's Corp The Priceline Group Twitter, Inc.