GTAO Becomes the First Publicly Quoted U.S. Investment Product Offering Exposure to TAO Token as the Network Prepares to Undergo Its First Halving EventSTAMFORD, Conn., Dec. 11, 2025 (GLOBE NEWSWIRE) -- Grayscale, the world's largest digital asset-focused investment platform*, today announced Grayscale® Bittensor Trust (the “Trust”) has begun trading on OTCQX®, a premier secondary U.S. market operated by OTC Markets Group Inc, under the ticker GTAO. The firm also announced that GTAO is now SEC reporting. Bi ...