Mega IPOs loom on Wall Street as Elon Musk’s SpaceX confidentially files paperwork by ET Markets | April 1, 2026 10:04 pm | Indian Stocks, Market, News Elon Musk’s SpaceX has moved closer to going public with its confidential filing, Bloomberg News reported on Wednesday, as the billionaire’s rocket-and-satellite company looks to beat OpenAI and Anthropic to the new listings market.