SpaceX files for IPO with $28T addressable market and Mars colony pay package

SpaceX has officially filed its S-1 registration statement to go public, and the numbers are staggering. The filing reveals a total addressable market of $28 trillion — an eye-popping figure that spans satellite communications, space transportation, and Mars colonization. The document also details a compensation package for Elon Musk that is explicitly tied to establishing a permanent colony on Mars, a milestone that would trigger massive equity payouts. The filing runs 36 pages of risk factors alone, covering everything from regulatory hurdles to the technical challenges of interplanetary travel. The Equity podcast team (Kirsten Korosec, Anthony Ha, Sean O'Kane) dives into whether these valuations are grounded in reality or require a leap of faith. If SpaceX goes public at the rumored valuation, it would surpass all previous IPOs in American history.

Beyond SpaceX, the episode covers several other tech stories. NanoCo, a startup developing a secure alternative to the Nano Claw, turned down a $20 million buyout offer and instead raised a $12 million seed round — betting on long-term growth over a quick exit. Anthropic, the AI company behind Claude, acquired SDK startup Stainless for $300 million, signaling its push to dominate developer tooling for AI. And Google I/O dropped a major announcement promising to reshape search as we know it, likely involving deeper AI integration. Together, these stories paint a picture of an industry where big bets on space, AI, and developer infrastructure are driving massive capital flows.