How thin weekend Bitcoin liquidity turns minor geopolitical news into massive Monday price gaps for ETF holders

An investor who owns Bitcoin through a brokerage account can finish work on Friday, check the closing price of a spot ETF, and assume the position is done moving for the week.Bitcoin, however, has other plans.Between Friday’s close and Monday’s opening bell, Donald Trump can announce a tariff, a war can escalate, oil can jump, a bank can fail, or a government can change the outlook for inflation and interest rates. Bitcoin processes each development across global exchanges while US-listed ETF shares remain outside their normal session.So when Wall Street finally reopens, the fund doesn’t resume where it finished: its share price has to reflect everything BTC traded during the gap.Bitcoin moves between wallets and trades on exchanges at any hour without waiting for any market to open.A spot Bitcoin ETF is a listed fund that holds BTC and tracks its value. It gives investors access through a familiar brokerage account without requiring them to manage private keys, select a crypto exchange, or arrange direct custody.But that convenience comes with a traditional market calendar. The NYSE core session runs from 9:30 a.m. to 4 p.m. ET on business days, providing six and a half hours of t...