BACK earnings per share for the last quarter are -0.44 USD whereas the estimation was -0.44 USD which accounts for 0.00% surprise. Company revenue for the same period amounts to 0.00 USD despite the estimated figure of 0.00 USD. Estimated earnings per share for the next quarter are -0.87 USD, and revenue is expected to reach 0.00 USD. Also watch annual changes over time to get a bigger picture of BACK earnings per share and revenue dynamics.