Elon Musk’s X has let go of its chief marketing officer and conducted a round of layoffs of nontechnical staff over the last several weeks as it looks to right-size the social-media company ahead of its parent company SpaceX’s potential $1 trillion-plus IPO, people familiar with the matter said.

Angela Zepeda, X’s marketing chief since September 2024, was let go last month after Musk announced xAI and SpaceX’s merger, people familiar with the matter said. Over the past few weeks, X let go of