SpaceX Prospectus Revealed in Depth as Wall Street Fiercely Debates Trillion-Dollar Valuation

The Long-Sealed Prospectus Finally Unveiled as SpaceX Charges Toward Nasdaq

On April 20, SpaceX's long-sealed S-1 IPO prospectus was officially disclosed to the public. This space giant — targeting a sky-high $1.75 trillion valuation and planning to raise $75 billion in what would be the largest IPO in history — is pushing forward against the backdrop of a broadly sluggish U.S. stock market, instantly igniting Wall Street's attention.

The prospectus is not only a comprehensive report card on SpaceX's 24 years of operations, but also a complete playbook of Elon Musk's space ambitions, business strategies, and capital maneuvers. From Starlink's commercial monetization to Starship's relentless cash burn, from Falcon 9's money-printing capabilities to massive AI infrastructure investments, every data point is tugging at the nerves of both bulls and bears.

Financial Overview: Revenue Surges 33%, Yet Net Loss Reaches $4.94 Billion

The prospectus publicly disclosed SpaceX's full-year 2025 unaudited financials for the first time, revealing an extreme profitability divide — a clear-cut picture of "making money in orbit, burning money on the ground."

SpaceX's total revenue for fiscal year 2025 reached $15 billion to $16 billion, a year-over-year surge of 33%, far outpacing the aerospace industry average. However, the full-year net loss ballooned to $4.94 billion, swinging dramatically from a $791 million profit in 2024 into a massive deficit — a jaw-dropping reversal.

Looking at the balance sheet, the company holds $92 billion in total assets, $50.8 billion in liabilities, and $24.8 billion in cash on hand — seemingly robust reserves on the surface. But a closer look at capital allocation reveals that this cash "can't withstand the burn." Starship R&D, launch infrastructure construction, ongoing Starlink satellite deployment, and AI-related infrastructure investments are each voracious cash consumers. At the current burn rate, even without factoring in new investments, the cash on hand could sustain operations for less than two years.

This is precisely the core logic behind SpaceX's decision to push forward with an IPO now — it's not that they don't want to wait, but that they can't afford to.

Revenue Engines: Starlink and Falcon 9 Anchor the Top Line

Breaking down the business segments, SpaceX's revenue growth is primarily driven by two "money-printing machines": Starlink satellite internet services and Falcon 9 commercial launch services.

Starlink has become SpaceX's largest revenue source. As of the prospectus disclosure, Starlink boasts over 4 million users worldwide, covering more than 75 countries and territories. Its subscription revenue shows a robust growth trajectory, with an estimated contribution of over 60% of total revenue in 2025. More importantly, Starlink's gross margins are steadily improving — as satellite deployment density increases and the user base expands, the unit economics model is progressively proving itself.

Falcon 9 remains the undisputed king of commercial launches. In 2025, SpaceX completed more than 90 orbital-class launch missions, effectively monopolizing the global commercial launch market. Thanks to cost advantages derived from reusable rocket technology, the marginal cost per Falcon 9 launch has been compressed to extremely low levels, yielding impressive profit margins for the commercial launch business.

Together, these two business lines form SpaceX's most solid "foundation" and serve as the core argument supporting its premium valuation narrative.

Cash-Burning Black Holes: Starship and AI Investments Drag Down Profits

However, the rate of spending far outpaces the rate of earning. The prospectus reveals two primary cash-burning fronts: Starship development and AI infrastructure construction.

Starship is the core vehicle for Musk's "Mars colonization" vision and SpaceX's most critical strategic bet for the next decade. The development and testing costs for this fully reusable launch system — the largest in the world — are extraordinarily high. While multiple test flights in 2025 achieved incremental breakthroughs, commercial operations remain a considerable distance away. The prospectus candidly acknowledges that capital expenditure on the Starship program surged significantly in 2025, making it one of the primary factors behind the swing from profit to loss.

AI-related investments represent a notable new variable highlighted in the prospectus. SpaceX is ramping up investment in AI technology across three main applications: first, autonomous satellite navigation and collision avoidance systems that use AI algorithms to manage orbital planning for thousands of satellites in orbit; second, intelligent traffic scheduling and optimization for the Starlink network; and third, AI-assisted decision-making systems for rocket launch and recovery operations. Building these AI capabilities requires substantial computing infrastructure and talent investment, with little direct revenue generation in the near term — yet they are critical for supporting the future expansion of SpaceX's business at scale.

From a financial perspective, this model of "printing money with one hand while burning it with the other" produces enormous volatility in SpaceX's income statement and adds significant uncertainty to valuation assessments.

Wall Street's Bull-Bear Showdown: Is the $1.75 Trillion Valuation a Dream or a Bubble?

The disclosure of SpaceX's prospectus has triggered a rare and intense bull-bear debate on Wall Street.

The bull case centers on three key arguments: First, Starlink's user growth curve is still in its early stages, with a global addressable market exceeding $100 billion — once breakeven is achieved, enormous profit potential will be unlocked. Second, Falcon 9 and the future Starship will continue to solidify SpaceX's monopoly position in the commercial launch market, with exceptionally high competitive barriers. Third, the space economy is one of the highest-conviction mega-trends of the next decade, and SpaceX, as the undisputed leader, deserves a premium valuation.

Some optimistic analysts even argue that if Starlink were spun off and valued independently, that business alone could be worth $500 billion to $800 billion. Combined with launch services and the imaginative potential Starship brings, a $1.75 trillion valuation is not unreasonable.

The bears pull no punches in throwing cold water. First, a nearly $5 billion annual loss is particularly glaring in the current high-interest-rate environment, and investors are far less receptive to the "burn cash for growth" narrative than they were a few years ago. Second, Starship's commercialization timeline is highly uncertain — any major test flight failure could significantly delay the program. Third, a $1.75 trillion valuation implies a price-to-sales (PS) ratio exceeding 100x, which appears extreme even compared to the most aggressively valued tech stocks.

Some bears go further, arguing that SpaceX's decision to push forward with an IPO during a market downturn itself signals anxiety about its cash flow situation. The $75 billion fundraising target, they suggest, is less about expansion and more about survival.

How AI Technology Is Reshaping SpaceX's Valuation Narrative

Notably, AI is becoming an increasingly important variable in SpaceX's valuation story.

The prospectus repeatedly references deep AI integration across core business operations. The Starlink network manages over 6,000 satellites in orbit — operating a constellation of this scale is itself a massive AI optimization challenge, from orbital planning and signal handoff to debris avoidance, with every aspect relying on real-time AI-driven decision-making.

Additionally, SpaceX is exploring the potential of leveraging the Starlink satellite network to provide low-latency communication infrastructure for ground-based AI applications. As edge AI and IoT devices experience explosive growth, the convergence of satellite internet and AI is opening up an entirely new frontier of commercial possibilities.

From a capital markets perspective, the infusion of AI narratives undoubtedly helps SpaceX attract more technology-oriented investors and provides additional support for its premium valuation. But whether these promises can truly be delivered remains to be proven over time.

Outlook: How Will the Largest IPO in History Shake Up the Market?

Regardless of how bulls and bears argue, SpaceX's IPO is destined to be one of the most landmark capital market events of 2025.

If it successfully lists at its target valuation, SpaceX will instantly become the world's most valuable aerospace company while redefining the position of the "space economy" in capital markets. The $75 billion fundraising haul would not only provide ample ammunition for Starship development and Starlink expansion, but could also trigger a valuation reset across the entire aerospace supply chain.

Yet the risks cannot be overlooked. In the current macroeconomic environment, whether an IPO of this magnitude can secure sufficient market subscription remains uncertain. If post-listing stock performance falls short of expectations, it could trigger a chain reaction impacting sentiment across the broader tech sector.

For investors, the core takeaway from SpaceX's prospectus may be this: the long-term prospects of the space economy are beyond question, but whether the near-term valuation is reasonable depends on how much of a "faith premium" you're willing to pay for Musk's vision. In this ultimate bull-bear showdown, only the market can deliver the final verdict.