Protagenic Therapeutics, Inc.（PTIXW）价格

On the latest trading day Feb 04, 2026, the stock price of PTIXW rose by 0.00%, climbing from $0.00 to $0.03. During the session, the stock saw a volatility of Infinity%, with prices oscillating between a daily low of $0.00 and a high of $0.03. Notably, trading volume dropped by 2.3K shares on the last day despite the price increase, which may signal a potential uptick in risk in the near term. A total of 3.3K shares were traded, equating to a market value of approximately --.