Bitwise Invest has launched the Bitwise Bitcoin Standard Corporations ETF (OWNB), an ETF designed to track public companies that hold at least 1,000 bitcoins. The index follows specific rules: companies must hold at least 1,000 BTC, and the position is weighted according to the number of bitcoins held. The maximum position is capped at 20%, while companies with less than 33% of bitcoin assets are weighted at 1.5%. The index is rebalanced quarterly. According to Bitwise, public companies held a total of 591,817 BTC as of the end of 2024. The ETF will be traded on the NYSE Arca platform with a fee ratio of 0.85%. Bitwise has identified 70 public companies that currently hold Bitcoin on its balance sheet. The top three holdings in the ETF include Strategy (20.87%), MARA Holdings (12.12%) and CleanSpark (6.26%).