Elon Musk has made an offer to buy Twitter and take it private, saying he believes it needs to be "transformed." According to an SEC filing, Musk has offered to acquire all the shares in Twitter he does not own for $54.20 per share, valuing the company at $43.4 billion. That represents a 38% premium over the closing price on April 1, the last trading day before Musk disclosed that he had become Twitter's biggest shareholder, and an 18% premium over its closing price Wednesday. | CNN

CNN's Marshall Cohen breaks down how Elon Musk has amassed so much power in Washington, whether it's slashing the federal workforce or meeting with world leaders. https://cnn.it/42VuMRG | CNN

Elon Musk said he will remain "a friend and an adviser" to the Trump administration as he announced the end of his formal government role and delivered a farewell speech in the Oval Office Friday. President Donald Trump thanked Musk with a token of gratitude on behalf of the United States, saying that Musk is "really not leaving" and that he believes the tech billionaire will still be "back and forth." Read more: https://cnn.it/43EF0EM | CNN