# The $1.75T SpaceX IPO: Lessons from the Ultimate Anticlimax **Blog:** [vschroeder.blog](https://vschroeder.blog) **Author:** Victor Schroeder **Published:** 2026-06-12 **Tags:** [finance](/tags/finance.md), [trading](/tags/trading.md), [economics](/tags/economics.md), [lessons](/tags/lessons.md) > The biggest IPO in history finally landed, and it was... incredibly uneventful. Here is what happened to the volatility, the index inclusion math, and the expensive lesson of buying VIX into a known catalyst. [View as HTML](/posts/20260612-the-spacex-ipo-anticlimax/) --- For months, the entire financial world had circled today on their calendars. The SpaceX IPO. The biggest public debut in history, valued at a staggering 1.75 trillion dollars. As a trader, you look at a setup like this and see dollar signs. You have a behemoth entering the public markets. You have an estimated float of just 4.3% according to [CME Group's analysis][cme-article], meaning almost all the shares are locked up. If you are new to market terminology, **float** refers to the number of shares actually available for the public to trade. A company might have billions of shares in total, but if founders, employees, and early venture capitalists are under lock-up agreements preventing them from selling, the float is only a tiny fraction of that total. It was a case of massive demand meeting microscopic supply. I was expecting absolute fireworks. Limit ups, limit downs, wild swings that would shake the entire market. I was so sure of the impending chaos that I positioned myself accordingly, loading up on a long VIX position on a cheap CFD broker (yes, I'm an uncorrectable degen) to profit from the explosive volatility. The market opened, and then... nothing. ## The long wait and the quiet pop The morning was a test of patience. The exchanges delayed the start of trading for SpaceX for hours as they tried to match the mountain of buy and sell orders. This is normal for massive listings, but it only built the suspense. My heart rate was up. The spring was being coiled. When the stock finally crossed the tape, it popped from its $135 reference price straight to $160. And then, it just stayed there. Yeah, sure, it touched the $170s briefly, but then kinda hovered around that region for the rest of the day. No wild five-minute candles. No halts. No retail panic. It was as if the stock had activated a Romulan cloaking device against any form of market turbulence. For the rest of the day, the stock quietly hovered around that $160 mark, ending the day comfortably in the green alongside a generally cheerful market. The overall index volatility imploded. My long VIX position did not survive the calm, losing a good 15% of its value in a matter of hours. It was a classic "volatility crush" on a day that was supposed to make history. So, how did a $1.75T giant with a tiny 4.3% float debut with such civil, almost boring price action? ## The index inclusion math The answer lies in understanding how modern institutional money actually operates. Many retail traders assumed that because SpaceX is a massive, dominant American business, index funds would be forced to immediately dump billions of dollars into the stock to replicate the S&P 500 or Nasdaq 100. They expected a massive, forced buying squeeze on day one. But index providers like S&P Dow Jones and FTSE Russell have very strict rules for index inclusion. And the most critical rule for a company this size is the **free-float requirement**. Index weightings are calculated based on float-adjusted market capitalization, not total market capitalization. Because SpaceX is only floating about 4.3% of its total shares, its investable weight is tiny. Furthermore, major indices rarely add a company on day one. There is usually a seasoning period, sometimes requiring months of trading history and sustained liquidity before eligibility is even considered. Institutions knew this. They knew there was no mechanical, forced buying pressure today. They didn't need to chase the stock to $300 on day one to keep up with their benchmarks. They could afford to wait, let the market find equilibrium at $160, and build their positions over time. ## Scenes of the next chapter While today was remarkably peaceful, the story is far from over. The real volatility has likely just been postponed. To understand why, we have to look forward approximately 180 days to the expiration of the **lock-up period**. A lock-up period is a legally binding window after an IPO during which company insiders, early venture capitalists, and employees are strictly forbidden from selling their shares. It is designed to prevent the market from being flooded with supply before the stock has found its footing. Right now, the float is restricted to that tiny 4.3% sliver. But around December, that lock-up expires. When it does, a massive wave of supply will be unlocked. Early backers and employees who have been paper billionaires for years will finally get the chance to convert their shares into cold, hard cash. Historically, lock-up expirations trigger substantial downward pressure on stock prices as this supply hit arrives. But SpaceX presents a unique clash of market forces. At the exact same time that insiders get the green light to sell, the expanded float will finally make SpaceX eligible for major index inclusion. Passive index funds that were locked out today due to the float requirements will suddenly be forced to buy. So, in 180 days, we will see an epic battle of mechanical flows: early investors desperately trying to exit, met by passive index funds forced to enter. That is when the real fireworks will happen. Mark your calendars for the winter. ## The lessons of the day Every trading day is a tuition fee paid to the market. Here are my takeaways from the SpaceX anticlimax: 1. **Beware the "known" catalyst.** When every single participant on the planet knows an event is happening, the pricing of that event is incredibly efficient. The volatility is often priced in long before the bell rings, making long option or VIX positions an expensive bet. 2. **Understand passive flows.** Index inclusion is not automatic. Just because a company is a household name does not mean index funds are forced to buy it on day one. The rules of the index providers govern the flows. 3. **Float is a double-edged sword.** A tight float can cause a squeeze, but it also deters institutional giants from moving aggressively because they fear getting trapped. The thin liquidity actually kept the big players orderly. The SpaceX IPO was indeed history. But it was a masterclass in structural market efficiency, not chaos. The new kid on the block has arrived, and the market treated it like just another Friday. My portfolio is a bit lighter, but my understanding of market mechanics is a lot heavier. ## References * CME Group: [The SpaceX Mega-IPO: Why Index Choice Matters][cme-article] [cme-article]: https://www.cmegroup.com/articles/2026/the-spacex-mega-ipo-why-index-choice-matters.html --- Previous: [Hooking the agent that built the hook](/posts/20260608-hooking-the-agent-that-built-the-hook.md)