<ul data-eligibleForWebStory="false">Donald Trump Jr. acquires 350,000 shares in Bitcoin-heavy startup Thumzup Media, valued at $4 million.Thumzup plans to add six more cryptocurrencies, including Dogecoin and Ethereum, to its treasury strategy.Thumzup stock dropped over 14% as investors reacted to its increased crypto exposure.The Trump family has been increasingly involved in the crypto space with investments and plans for new crypto ETFs.