Elon Musk's SpaceX (SPAX.PVT) acquired his other private venture, the artificial intelligence developer xAI, earlier this week. This comes ahead of the private space company's IPO, expected later this year, as the mega merger now propels the company's value to $1.25 trillion. OpenAI (OPAI.PVT) and Anthropic (ANTH.PVT) have also reported they are open to exploring an IPO by the end of 2026. Yahoo Finance Markets and Data Editor Jared Blikre, who also hosts Yahoo Finance's Stocks in Translation podcast, explains the factors that companies take into consideration when they choose to go public and which index to enter into (^DJI, ^IXIC, ^GSPC, ^NDX). Read up on Yahoo Finance's latest coverage of the so-called Musk Trade centered around the various companies the Tesla (TSLA) CEO also runs. To watch more expert insights and analysis on the latest market action, check out more Market Domination.