Bitwise has filed a proposal to launch the Bitwise Bitcoin Standard Corporations ETF targeting companies with significant Bitcoin holdings.The ETF will focus on publicly traded firms holding at least 1,000 Bitcoin in their corporate treasuries.The fund will prioritize investments based on the market value of a company's Bitcoin holdings rather than its overall market cap.The filing coincides with Bitcoin's recent performance surge, and companies like MicroStrategy have become synonymous with corporate Bitcoin adoption.