Delay Attributable to Merger-Related Financial Consolidatio n NEW YORK, NY / ACCESS Newswire / August 22, 2025 / Protagenic Therapeutics, Inc. (Nasdaq:PTIX), a biopharmaceutical company developing novel neuro-active peptide therapies, today announced that it expects to file its Quarterly Report on Form 10-Q for the period ended June 30, 2025 in the near future, following a delay attributable to the completion of... Read More

Dosing Completion Expected by End of August; Phase 2 Trial Expected to Begin in 1Q 2026 NEW YORK, NY / ACCESS Newswire / August 21, 2025 / Protagenic Therapeutics, Inc. (NASDAQ:PTIX), a biopharmaceutical company developing novel neuro-active peptide therapies, today announced completion of first dose injection for all study subjects in the multiple-dose portion of its ongoing Phase I clinical trial of PT00114. The company... Read More

NEW YORK and SANTA BARBARA, Calif., July 30, 2025 (GLOBE NEWSWIRE) -- Protagenic Therapeutics, Inc. (Nasdaq: PTIX) (the “Company”) today announces that on July 18, 2025, the Japanese Patent Office granted Patent JP 7714571B, a patent which runs until March 31, 2041. This patent underpins one of the Company’s key pipeline assets, a modified stilbenoid, and importantly provides the Company with exclusivity to particular... Read More

NEW YORK, NY / ACCESS Newswire / May 21, 2025 / Protagenic Therapeutics, Inc. (Nasdaq:PTIX) (the "Company") announced today that warrant exchanges and exercises over the last four trading days have generated $3.1 million in cash. The proceeds will fund working-capital needs and advance the Company's peptide-based drug candidates for stress-related and central-nervous-system disorders. This financing comes as Protagenic... Read More

NEW YORK, NY AND SANTA BARBARA, CA / ACCESS Newswire / May 19, 2025 / Protagenic Therapeutics, Inc. (Nasdaq:PTIX) (the "Company") and Phytanix Bio Inc. have entered into a definitive share exchange agreement pursuant to which the two entities will combine in an all-stock transaction (the "Combination"). The combined entity, to be called Phytanix, Inc., will bring together two pipelines focused on stress-related and CNS... Read More

Measure taken to Comply with Nasdaq Rule 5550(a)(2) Regarding Minimum Bid Price NEW YORK, NY / ACCESS Newswire / April 29, 2025 / Protagenic Therapeutics, Inc. (Nasdaq:PTIX) ("Protagenic Therapeutics" or the "Company"), a leader in biopharmaceutical innovation, today announced that the Company's Board of Directors has approved a 1-for-14 reverse stock split of the Company's issued and outstanding common stock, par value... Read More

NEW YORK, NY / ACCESSWIRE / November 5, 2024 / Protagenic Therapeutics, Inc. (NASDAQ:PTIX) ("Protagenic Therapeutics" or the "Company"), a leader in biopharmaceutical innovation, announced today that on November 4, 2024 it closed its previously announced private placement pursuant to a purchase agreement (the "Purchase Agreement") for the purchase and sale of an aggregate of 1,948,295 shares of common stock, series A common... Read More

No Clinically-Relevant Adverse Events Reported in Single Dose Portion, Multiple Dose Portion to Commence Investor Call Scheduled for today, Wednesday, May 22, at 10:00 am ET to Discuss Potential Impact on PTSD, Depression, Anxiety, Addiction, and Obesity NEW YORK, NY / ACCESSWIRE / May 22, 2024 / Protagenic Therapeutics, Inc. (NASDAQ:PTIX), a leader in biopharmaceutical innovation, today announced the complete safety data... Read More

Transitioned from Pre-Clinical to Clinical Stage company in FY 2023 Phase 1/2a trial, designed to assess both healthy volunteers and patients diagnosed with Treatment-Resistant Depression, PTSD or Generalized Anxiety Disorder, progressing through Phase 1 portion Plans to enroll final two out of five cohorts into the single dose portion of the Phase 1 trial within the next month NEW YORK, NY / ACCESSWIRE / April 1, 2024 /... Read More

Call Scheduled for Monday, April 1 st , 2024, at 4:30 pm ET NEW YORK, NY / ACCESSWIRE / March 25, 2024 / Protagenic Therapeutics, Inc. (NASDAQ:PTIX), a biopharmaceutical innovator, announced that the Company plans to hold its first investor earnings call to discuss the results contained in its FY 2023 Form 10K, which it plans to file that day, and its outlook for FY 2024. The Company plans to hold its earnings call, open to... Read More

Company Anticipates Reporting Complete Phase I Single Dose Results in April NEW YORK, NY / ACCESSWIRE / February 13, 2024 / Protagenic Therapeutics, Inc. (NASDAQ:PTIX), a biopharmaceutical innovator, announced a step forward in its mission to address stress-related neuro-psychiatric disorders. The company has completed the first dose escalation step in the Phase I safety clinical trial for PT00114, its pioneering brain... Read More