Tesla and SpaceX Hold $1.4 Billion in Bitcoin, Though Environmental Concerns Limit Further Investment

Tesla and SpaceX hold a combined 19,800 bitcoins across multiple wallets, worth over $1.4 billion at current prices
Tesla has nearly $500 million in unrealized gains on its bitcoin investment; SpaceX has $276 million
Tesla began buying bitcoin in Feb 2021, investing $1.5 billion, but has since sold some at a profit and a loss
Musk discontinued allowing Tesla purchases with bitcoin due to environmental concerns around mining
Musk remains a bitcoin believer but doesn't support coins that use excessive energy and harm the environment