Protagenic Therapeutics Inc. (PTIX)

[triplef11]

On Thursday, November 7, 2013, the Financial Industry Regulatory Authority, Inc. (“FINRA”) halted trading in all OTC Equity Securities pursuant to FINRA Rule 6440(a)(3). FINRA determined to impose a temporary halt because of a lack of current quotation information. Therefore, FINRA has determined that halting quoting and trading in all OTC Equity Securities is appropriate to protect investors and ensure a fair and orderly marketplace. The trading and quotation halt began on Thursday, November 7, 2013, at 11:25:00 a.m. E.T. FINRA will notify the market when trading may resume.