NASDAQ · PTIX

Protagenic Therapeutics, Inc.

Healthcare · Biotechnology

$0.75

Down-$0.02 (-2.60%)

Updated Oct 12, 2026, 3:45 PM

SID Score

4.0/10

Composite research score

Smart Money

—

Institutional and insider signal

Price performance · PTIX

PTIX price history

1M range · 0 trading sessions · Daily adjusted prices

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The latest Smart Investors Daily articles mentioning PTIX.

The latest Smart Investors Daily articles mentioning PTIX.

PTIX research

Recent regulatory filings and source documents.

Filed	Form	Description	Accepted	Document
Aug 14, 2026	10-K	Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]	—	Open source
Mar 31, 2025	10-K	Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]	—	Open source