Protagenic Therapeutics Inc. (PTIX)

[Chag]

They even posted it on their website already.

Deregistration of Securities

On September 30, 2011, the Securities and Exchange Commission (“SEC”) declared effective a registration statement on Form S-3 (File No. 333-175283) of Atrinsic, Inc. (“we” or “our”) initially filed with the SEC on July 1, 2011, (the “Registration Statement”), registering the resale by the selling shareholders identified in the prospectus of an aggregate of 5,963,857 shares of our common stock. This offering has been terminated. Pursuant to the undertaking contained in the Registration Statement, we are filing this post-effective amendment to the Registration Statement to terminate the Registration Statement and deregister all of the shares of Common Stock that remain unsold as of the date hereof.