Stocks Hitting 52-Week Highs By: Benzinga via Benzinga May 20, 2014 at 10:22 AM EDT Interphase (NASDAQ: INPH) shares gained 5.01% to reach a new 52-week high of $6.50. Interphase shares have jumped 149.60% over the past ... Read More >> Related Stocks: Sypris Solutions Zendesk Inc