1. Earnings announcement: $ESPR is scheduled to report quarterly earnings on Tue, Aug 12 2014

  2. Earnings announcement: $ESPR is scheduled to report quarterly earnings on Mon, May 12 2014

  3. Earnings announcement: $ESPR is scheduled to report quarterly earnings on Mon, May 12 2014

  4. Earnings announcement: $ESPR is scheduled to report quarterly earnings on Wed, Mar 5 2014

  5. Insider Transaction: $ESPR Purchase at $14 per share of 285714 shares by Beneficial Owner (10% or more) Blair James C on 2013-07-01.

  6. Insider Transaction: $ESPR Purchase at $14 per share of 285714 shares by Director Vitullo Nicole on 2013-07-01.

  7. Insider Transaction: $ESPR Purchase at $14 per share of 285714 shares by Beneficial Owner (10% or more) Treu Jesse I on 2013-07-01.

  8. Insider Transaction: $ESPR Purchase at $14 per share of 285714 shares by Beneficial Owner (10% or more) Dovey Brian H on 2013-07-01.

  9. Insider Transaction: $ESPR Purchase at $14 per share of 280923 shares by Beneficial Owner (10% or more) Domain Parters Vii L P on 2013-07-01.

  10. Insider Transaction: $ESPR Purchase at $14 per share of 4791 shares by Beneficial Owner (10% or more) Dp Vii Associates Lp on 2013-07-01.

  11. Insider Transaction: $ESPR Purchase at $14 per share of 285714 shares by Beneficial Owner (10% or more) Halak Brian K on 2013-07-01.

  12. Insider Transaction: $ESPR Purchase at $14 per share of 285714 shares by Beneficial Owner (10% or more) Schoemaker Kathleen K on 2013-07-01.

  13. Insider Transaction: $ESPR Purchase at $14 per share of 42346 shares by Officer Newton Roger S on 2013-07-01.

  14. Insider Transaction: $ESPR Purchase at $14 per share of 238119 shares by Director Goldstein Dov A Md on 2013-07-01.

  15. Insider Transaction: $ESPR Purchase at $14 per share of 10714 shares by Director Lange Louis G on 2013-07-01.

  16. Insider Transaction: $ESPR Purchase at $14 per share of 3500 shares by Director Lange Louis G on 2013-07-01.

  17. Insider Transaction: $ESPR Purchase at $14 per share of 5000 shares by Officer Mayleben Timothy M on 2013-07-01.

  18. Insider Transaction: $ESPR Purchase at $14 per share of 216676 shares by Beneficial Owner (10% or more) Longitude Capital Partners, Llc on 2013-07-01.

  19. Insider Transaction: $ESPR Purchase at $14 per share of 235714 shares by Beneficial Owner (10% or more) Alta Partners Viii, L.P. on 2013-07-01.

  20. Insider Transaction: $ESPR Purchase at $14 per share of 238119 shares by Beneficial Owner (10% or more) Aisling Capital Ii Lp on 2013-07-01.

  21. Insider Transaction: $ESPR Purchase at $14 per share of 216676 shares by Director Enright Patrick G on 2013-07-01.

  22. Insider Transaction: $ESPR Purchase at $14 per share of 235714 shares by Director Janney Daniel on 2013-07-01.