Prothena Corporation plc
Prothena Corp plc (Form: EFFECT, Received: 01/27/2014 06:01:15)
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

NOTICE OF EFFECTIVENESS

Effective Date: January 24, 2014
Form: S-3
CIK: 0001559053
Company Name: Prothena Corp plc
File Number: 333-193416