PRTC earnings per share for the last semiannual are -1.50 USD whereas the estimation was -3.25 USD which accounts for 53.85% surprise. Company revenue for the same period amounts to 180.00 k USD despite the estimated figure of 6.00 M USD. Estimated earnings per share for the next semiannual are -3.03 USD, and revenue is expected to reach 7.50 M USD. Also watch annual changes over time to get a bigger picture of PRTC earnings per share and revenue dynamics.