PTN earnings per share for the last quarter are -0.51 USD whereas the estimation was -0.56 USD which accounts for 8.11% surprise. Company revenue for the same period amounts to 350.00 k USD despite the estimated figure of 0.00 USD. Estimated earnings per share for the next quarter are -0.51 USD, and revenue is expected to reach 0.00 USD. Also watch annual changes over time to get a bigger picture of PTN earnings per share and revenue dynamics.