SpaceX IPO – Buy or Wait?

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This article was authored by: Lance Roberts

The SpaceX IPO will be the largest in history and is priced in less than three weeks. SpaceX filed its public S-1 targeting a $1.75 trillion valuation, a $75 billion raise, and a Nasdaq debut on June 12 under ticker SPCX. This market is running on a small number of mega-cap names. SpaceX walks straight onto that list the moment it trades. The financial picture in the SpaceX IPO S-1 is unlike anything we’ve seen at this valuation. SpaceX lost $4.9 billion in 2025 on $18.7 billion in revenue, and losses widened this year. Q1 2026 alone produced a $4.3 billion loss on $4.7 billion in revenue. The company lost almost as much in three months as it generated in revenue. That’s not a typo. It’s really three businesses stitched together. Starlink (STRLK) is the only profitable piece, contributing $11.4 billion in 2025 revenue and a $1.19 billion operating profit in Q1 2026. The launch and satellite business added $4.1 billion but isn’t profitable. The xAI division, folded in via the February merger, lost $6.36 billion in 2025 and $2.47 billion in Q1 2026 on just $818 million in revenue. Musk and the largest insiders are locked up for 366 days. Pre-IPO investors holding through funds and SPVs face a 180-day lockup with early-release provisions baked in. Up to 20% of eligible shares can be sold shortly after SpaceX’s first quarterly results in early November 2026, with another 10% released if the stock holds a certain level on that date. That’s a planned exit overhang sitting above the stock through late 2026. Next, there is the index impact. This is the part of the SpaceX IPO most retail investors aren’t thinking about, and the part that matters most for the broader market. On May 1, 2026, Nasdaq updated its Nasdaq 100 inclusion rules. Large new listings can now join within 15 trading days of going public, down from a three-month seasoning period. The change was designed for SpaceX, OpenAI, and Anthropic. The seasoning period existed for a reason. It gave the market time for price discovery before forced index buying distorted the tape. That window is now gone. If SpaceX fast-tracks into the index 15 trading days after pricing, every passive Nasdaq 100 fund becomes a forced buyer. When Tesla joined the S&P 500 in 2020, forced index demand drove the stock from $400 to $700 in three weeks before fundamentals entered the conversation. Index funds had no choice. Their mandate is to track the benchmark, not to price-discover the new constituent. The S&P 500 is the bigger story. Current rules require 12 months of public trading and four straight quarters of GAAP profitability, neither of which SpaceX satisfies. But in late April, S&P Dow Jones Indices launched a formal consultation on rule changes tailored to the SpaceX IPO, along with subsequent blockbusters coming like Anthropic and OpenAI. The proposal cuts the listing requirement to six months and waives the profitability test entirely for megacap names. The new rules could be in place before SpaceX’s IPO in June. Why is this so important? As noted above, the passive index problem is magnified by the S&P 500, which is benchmarked to roughly $24 trillion and is roughly 40 times the size of the Nasdaq 100. If S&P adopts before SpaceX trades, the forced-buying problem isn’t a Nasdaq problem. It’s the whole index complex. The broader risk is concentration. The Magnificent 7 already drives more than 30% of the S&P 500’s market cap. Adding a $1.75 trillion SpaceX means a single CEO now exerts gravitational pull over Tesla, SpaceX, and the entire Nasdaq 100. Should you buy the SpaceX IPO on June 12th or hold off? The intraday high almost always prints in the first 30 to 90 minutes of trading on day one. From there, prices fade in a remarkably consistent pattern. Hot-market IPOs decline 4% to 8% by day one’s closing print. By week one, prices have faded 8% to 18% from the peak. Stocks with more than 60% first-day returns actually underperform stocks with no first-day pop over the following year. The hype is extreme. Musk reserved up to 30% of IPO shares for retail, and a 5-for-1 split last week dropped the per-share price to about $105. That’s the textbook recipe for a parabolic first-day spike. If you must own SPCX on day one, expect to be down 15% to 25% by the time the first earnings print arrives in November. That’s not a recommendation against owning SpaceX. It’s a recommendation against buying it at the most expensive point.