Remember a few weeks ago when Meta got hammered for pouring billions into AI compute without a good explanation of when the money starts paying for itself? Same story, different company. SpaceX is catching the same heat right now.

Reuters reported that SpaceX shares are sliding because investors are getting nervous about how much the company is spending on AI infrastructure. And the frustrating part, if you hold the stock or even just watch it, is that SpaceX actually has some early returns to point to. This isn't a pure speculation play. There are signs the AI bet is starting to generate something real.

But "starting to" isn't enough for the market right now.

I wrote about this exact dynamic when Meta sold off late last month. Investors don't want to hear that massive capital expenditure will maybe sort itself out in a few years. They want a clear line from the spending to the revenue. And when growth and the quality of that growth start pulling in different directions, you pay attention to the quality number first. Learned that one the hard way with Cholamandalam back in July. Applies here too.

SpaceX is in a slightly different position than Meta though. Meta was spending on AI chips and compute to build internal products and maybe rent capacity to external clients. The strategy felt split. SpaceX's AI push is more tied to its core business. Rockets, satellites, Starlink. The spending is easier to trace to actual operations. Autonomy in flight systems, satellite network optimization, payload management, that's all real stuff with real applications.

Problem is, "easier to trace" doesn't mean "cheap." And the market has decided it's in a mood where it wants to see the math work before it rewards the spending.

Warren would tell you this is exactly why you wait. Let the dust settle, let the company prove the returns are real, buy in later at a more reasonable valuation. He's not wrong. For a lot of people that's the right move. I tend to think that if you wait for total clarity on AI spending from a company like SpaceX, you'll be buying at the top after everyone else has already priced in the good news.

But I also sat on Navitas Semiconductor too long hoping the gallium nitride story would accelerate faster, and that cost me. Real money, real mistake. The promise of next-gen tech is always real. The timeline to profitability is the part that wrecks you.

For SpaceX specifically, I don't hold a position and I'm not opening one today. Not because I think the company is in trouble, because I don't. The satellite business alone, Starlink's revenue trajectory, the launch cadence they've built, all of that is genuinely impressive. But I've been burned enough times by the gap between "the technology works" and "the stock goes up" to know those are two very different things.

If you already own SpaceX, the question is whether you believed in the business before the AI spending ramp or whether you bought because of it. If it's the first one, the slide is noise. If it's the second one, you need to think hard about your timeline.

I'll be watching this one from the sidelines for now. My index fund buys happen automatically on the first of every month regardless of what the market is doing, and that boring system has saved me from more bad decisions than I can count. Individual stocks are where I get curious, get occasionally right, and get humbled often enough to stay careful.