Phase Holographic Imaging Lists on OTCQB, Opening Doors to US Investors

Sweden-based biotech company Phase Holographic Imaging (PHI AB) will now be trading on the US OTCQB Venture Market (OTCQB: PHIXF), in addition to its primary listing on the Swedish Spotlight market. The OTCQB is the mid-tier over-the-counter (OTC) equity market, which lists primarily early- stage and developing companies in the US and international markets.