NASDAQ · USD

Protagenic Therapeutics, Inc. (PTIXW) Stock Analysis

Protagenic Therapeutics, Inc. (PTIXW) is a stock listed on NASDAQ and quoted in US Dollar.

PTIXW

$0.02

−$0.01 (−49.66%)

Last trade January 2, 2026

This is a derivative instrument — a warrant on Protagenic Therapeutics, Inc. (PTIX) common stock.

Issuer fundamentals are shown on the issuer page, not here.

Price History

Hover for the daily close. The dotted line marks the period open.

PTIXW Key Statistics

As of Jan 2, 2026

Trading

Open: $0.03
Previous Close: $0.03
Day's Range: 0.02–0.02
52-Week Range: 0.02–0.02
Volume: 24.02K

Only metrics the company reports are shown. Data provided by Yahoo Finance via yfinance. Updated daily.

PTIXW Stock Return by Calendar Year

Calendar-year returns computed from daily closing prices. Partial years are shown muted and marked with an asterisk.

Year	Return
2026 (partial year)	−49.66%
2025 (partial year)	+0.00%

As of January 2, 2026.

About Protagenic Therapeutics, Inc.

Protagenic Therapeutics, Inc. operates as a pharmaceutical company specializing in the development of medicines manufactured from cannabinoid and cannabinoid-like molecules. Protagenic Therapeutics, Inc. was founded in 2004 and is based in Santa Barbara, California.

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