Sol Strategies, a publicly traded investment firm focused on Solana (SOL), has filed an initial prospectus to raise up to $1 billion in securities aimed at expanding its Solana holdings. The filing is part of the company's strategy to increase investment flexibility and capitalize on growing institutional interest in Solana. Over the period from May 26 to May 29, Sol Strategies acquired an additional 26,478 SOL tokens at an average price of $177.50, spending approximately $4.7 million. This purchase increased its total Solana holdings to 420,355 SOL, valued at around $71.1 million based on recent prices near $170 per token. Concurrently, the firm sold its remaining 3.21 Bitcoin for $331,000. This move coincides with broader institutional adoption of Solana, including other publicly traded companies engaging in liquid staking initiatives. Sol Strategies' $1 billion shelf prospectus underscores its commitment to expanding its stake in Solana amid rising market interest.