The public share float of Armata Pharmaceuticals, trading under the ticker symbol ARMP on the NYSE American exchange, stands at approximately 11.58 million shares. This floating share count represents the portion of the company's total outstanding shares—roughly 37.15 million in total—that are freely available for trading by public retail and institutional market participants. The float metric can fluctuate over time based on secondary equity offerings, warrant exercises, option conversions, and insider lock-up adjustments managed by the biotechnology firm.