SpaceX landed in millions of 401(k)s through index funds — and the same rules open the door to OpenAI and Anthropic
Key takeaways
- Within four trading days, it climbed roughly two-thirds, touching $225 and a valuation near $3 trillion.
- None of that round trip had any bearing on what happened next in millions of retirement accounts.
- That's the part worth understanding, because it's about to happen two more times.
Space X landed in millions of 401(k)s through index funds — and the same rules open the door to Open AI and Anthropic Rudro Chakrabarti Mon, June 29, 2026 at 4:45 AM GMT+7 10 min read SPCX IWB VTI) QQQ ^CRSPTMT Space X (NASDAQ:SPCX) priced its IPO (1) at $135 a share on June 12 and promptly went on a tear. Within four trading days, it climbed roughly two-thirds, touching $225 and a valuation near $3 trillion. Then it gave most of that back, sliding more than 30% to around $153, where it trades now — still roughly a $2 trillion company.
None of that round trip had any bearing on what happened next in millions of retirement accounts. On June 18, just five trading days after the listing, SpaceX entered the CRSP US Total Market Index — the benchmark behind the Vanguard Total Stock Market Index Fund (NYSEARCA:VTI), one of the most widely held funds in America and many other index funds.
That's the part worth understanding, because it's about to happen two more times.