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The Space Stock Reckoning

Started Jun 3, 2026 ·Weekly ·Active · Public

Today's briefing What changed

TL;DR

The post-IPO euphoria surrounding SpaceX has rapidly cooled, triggering a brutal sector-wide capital rotation that has severely punished public space and eVTOL comps. As investors grapple with SpaceX's massive capital expenditures and Starlink's compressing unit economics, smaller players are being forced to navigate steep valuation declines, highly dilutive debt offerings, and rigid regulatory hurdles.

The SpaceX Post-IPO Gravity Well and AI Pivot

The public markets are waking up to the staggering capital requirements of SpaceX's AI and satellite ambitions, initiating a sharp reassessment of its trillion-dollar valuation.

"SpaceX generated $4.1bn in revenue in 2025, but the segment was loss-making, with increased costs linked to Starship development."Inside SpaceX’s IPO filing – revenue, Starlink, AI and key financials

Investors are realizing that global connectivity scaling comes at the cost of pricing power, while the company's aggressive pivot toward massive AI infrastructure demands unsustainable capital expenditures. This dual pressure has quickly popped the post-IPO bubble, dragging the company's market capitalization down to $1.63 trillion following a 35.4% correction over its first month of trading [spacex-s1-filing-valuation-starlink-xai-finances]hl.co.uk.

What to watch: How SpaceX manages its massive debt load and short-term bridge loan obligations as it navigates a negative quarterly free cash flow deficit [spacex-s1-filing-valuation-starlink-xai-finances]hl.co.uk.

Small-Cap Space Comps and the Weight of Leverage

Smaller space competitors are finding their balance sheets pushed to the brink as sector-wide de-rating collides with high-stakes acquisition liabilities and massive capital demands.

"The 'Exchange Ratio' will be the following: (i) if the Rocket Lab Common Stock Price is equal to or less than $67.50, then the Exchange Ratio will be 0.4000..."Rocket Lab to buy Iridium in $8B cash-stock deal | RKLB 8-K Filing

Rocket Lab's breach of its merger collar boundary shifts the entire market downside risk onto Iridium's shareholders, while loading Rocket Lab's unprofitable balance sheet with an immense debt burden. This structural strain is forcing public markets to aggressively re-price the risk profiles of high-growth space operators that lack self-sustaining cash flows [public-space-comps-valuation-bubble-dilution-burn]stocktitan.net.

What to watch: Whether Rocket Lab can stabilize its stock price above the collar floor to prevent further dilution and manage its massive bridge loan refinancing risks [public-space-comps-valuation-bubble-dilution-burn]stocktitan.net.

The High-Stakes Capital Race for Direct-to-Device Networks

Building orbital cellular networks has become an incredibly expensive survival game, forcing operators to execute massive dilutive funding rounds while fighting international regulatory bodies.

"The notes will accrue interest at an annual rate of 1.625%... representing a premium of approximately 20.0% over the last reported sale price of $66.31 per share of AST SpaceMobile’s Class A common stock on July 15, 2026."AST SpaceMobile Announces Pricing of Private Offering of $1.0 Billion of Convertible Senior Notes Due 2034

AST SpaceMobile's massive capital raise provides a crucial liquidity buffer to recover from technical setbacks like the loss of BlueBird 7, but it highlights the sheer volume of cash required to build out a constellation [asts-satellite-direct-to-cell-launch-failures]spaceflightnow.combusinesswire.comstocktitan.net. At the same time, Amazon's acquisition of Globalstar shows that even tech giants face roadblocks when international regulators refuse to compromise on spectrum deadlines [amazon-globalstar-acquisition-satellite-consolidation]satellitetoday.comstocktitan.net.

What to watch: The upcoming launch of BlueBirds 11, 12, and 13 in the first half of August to see if AST SpaceMobile can maintain its aggressive constellation deployment schedule [asts-satellite-direct-to-cell-launch-failures]spaceflightnow.combusinesswire.comstocktitan.net.

What surprised us

  • The ITU's rejection of Globalstar's earthquake defense: Globalstar attempted to use a 2009 earthquake as a force majeure excuse for delaying its French-licensed HIBLEO fleet deployment, but the ITU flatly rejected it, creating a major headache for Amazon's spectrum plans [amazon-globalstar-acquisition-satellite-consolidation]satellitetoday.comstocktitan.net.
  • AST SpaceMobile's massive capped call premium: To offset dilution from its massive $1.0 billion note offering, ASTS spent a whopping $96.9 million upfront on capped call transactions [asts-satellite-direct-to-cell-launch-failures]spaceflightnow.combusinesswire.comstocktitan.net.
  • Heavy insider selling amid the de-rating: High-profile executives are dumping shares at multi-month lows, including a $5.18 million cash-out by Planet Labs CEO Marshall William Spencer and a $4.6 million sale by Joby Aviation CEO JoeBen Bevirt [public-space-comps-valuation-bubble-dilution-burn]stocktitan.net.

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Since last time

  • PromotedRocket Lab: Previously a minor mention, now a core section detailing the Iridium merger and associated merger collar risks.
  • EscalatedSpaceX: The focus has shifted from general IPO impact to a specific 35.4% valuation correction and the company's pivot toward AI infrastructure.
  • EscalatedAST SpaceMobile: The narrative has moved from general launch anticipation to the specifics of their $1.0 billion convertible note offering.
  • DemotedeVTOL/Archer/Joby: The dedicated section on their cash-burn profiles has been removed; they are now mentioned only in the context of insider selling in "What surprised us."
  • Disappeared — SpaceX’s Anysphere/Cursor acquisition, the specific Rocket Lab 3.2m share sale, and the detailed analysis of Archer/Joby's cash-burn.
  • UnchangedAmazon/Globalstar: The regulatory struggle with the ITU regarding spectrum deadlines remains substantively the same.

The SpaceX Post-IPO Gravity Well and AI Pivot (Escalated)

The public markets are rapidly reassessing SpaceX's trillion-dollar valuation as the reality of its capital-intensive AI and satellite ambitions sets in. The post-IPO euphoria has dissipated, resulting in a 35.4% correction over the first month of trading, bringing the market cap to $1.63 trillion.

"SpaceX generated $4.1bn in revenue in 2025, but the segment was loss-making, with increased costs linked to Starship development."Inside SpaceX’s IPO filing – revenue, Starlink, AI and key financials

Investors are now focused on the tension between global connectivity scaling and the company's aggressive pivot toward massive AI infrastructure, which is driving unsustainable capital expenditures.

What to watch: How SpaceX manages its massive debt load and short-term bridge loan obligations as it navigates a negative quarterly free cash flow deficit [spacex-s1-filing-valuation-starlink-xai-finances]hl.co.uk.

Small-Cap Space Comps and the Weight of Leverage (Promoted)

Smaller space competitors are facing severe balance sheet strain as sector-wide de-rating combines with high-stakes acquisition liabilities. Rocket Lab is at the center of this, with its merger with Iridium creating significant structural risk.

"The 'Exchange Ratio' will be the following: (i) if the Rocket Lab Common Stock Price is equal to or less than $67.50, then the Exchange Ratio will be 0.4000..."Rocket Lab to buy Iridium in $8B cash-stock deal | RKLB 8-K Filing

Rocket Lab's breach of its merger collar boundary shifts the downside risk onto Iridium's shareholders, while simultaneously loading Rocket Lab's unprofitable balance sheet with an immense debt burden.

What to watch: Whether Rocket Lab can stabilize its stock price above the collar floor to prevent further dilution and manage its massive bridge loan refinancing risks [public-space-comps-valuation-bubble-dilution-burn]stocktitan.net.

The High-Stakes Capital Race for Direct-to-Device Networks (Escalated)

Building orbital cellular networks remains an expensive survival game. AST SpaceMobile has executed a massive dilutive funding round to secure liquidity, while Amazon continues to face regulatory roadblocks.

"The notes will accrue interest at an annual rate of 1.625%... representing a premium of approximately 20.0% over the last reported sale price of $66.31 per share of AST SpaceMobile’s Class A common stock on July 15, 2026."AST SpaceMobile Announces Pricing of Private Offering of $1.0 Billion of Convertible Senior Notes Due 2034

AST SpaceMobile's capital raise provides a buffer to recover from the loss of BlueBird 7, but highlights the sheer cash intensity of the constellation build-out. Meanwhile, Amazon's acquisition of Globalstar remains stalled by the ITU’s refusal to compromise on spectrum deadlines [amazon-globalstar-acquisition-satellite-consolidation]satellitetoday.comstocktitan.net.

What to watch: The upcoming launch of BlueBirds 11, 12, and 13 in the first half of August to see if AST SpaceMobile can maintain its aggressive constellation deployment schedule [asts-satellite-direct-to-cell-launch-failures]spaceflightnow.combusinesswire.comstocktitan.net.

What surprised us

  • The ITU's rejection of Globalstar's earthquake defense: Globalstar attempted to use a 2009 earthquake as a force majeure excuse for delaying its French-licensed HIBLEO fleet deployment, but the ITU flatly rejected it, creating a major headache for Amazon's spectrum plans [amazon-globalstar-acquisition-satellite-consolidation]satellitetoday.comstocktitan.net. [UNCHANGED]
  • AST SpaceMobile's massive capped call premium: To offset dilution from its massive $1.0 billion note offering, ASTS spent a whopping $96.9 million upfront on capped call transactions [asts-satellite-direct-to-cell-launch-failures]spaceflightnow.combusinesswire.comstocktitan.net. [NEW]
  • Heavy insider selling amid the de-rating: High-profile executives are dumping shares at multi-month lows, including a $5.18 million cash-out by Planet Labs CEO Marshall William Spencer and a $4.6 million sale by Joby Aviation CEO JoeBen Bevirt [public-space-comps-valuation-bubble-dilution-burn]stocktitan.net. [UPDATED]

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Previous briefings

What to research next

Watch
SpaceX Q2 2026 Earnings, Starlink ARPU and Cash Burn Track

Track SpaceX's Q2 2026 financial and subscriber disclosures (via post-IPO earnings reports) to monitor Starlink subscribers, ARPU compression, and quarterly cash burn.

ongoing Expected Sep 15, 2026 · Fires on SpaceX's Q2 2026 earnings release to check if Starlink ARPU continues to decline below $66/month and if quarterly cash burn remains near -$9 billion.
Watch
Rocket Lab Stock Price Below $67.50 Merger Collar Floor

Track whether Rocket Lab (RKLB) stock remains below the $67.50 lower collar of the Iridium acquisition, which caps the exchange ratio at 0.4000.

ongoing · RKLB stock_price < 67.5
Watch
AST SpaceMobile BlueBirds 11, 12, and 13 Orbital Launch

Track the orbital launch of AST SpaceMobile's BlueBird satellites 11, 12, and 13, targeted for the first half of August 2026.

one-shot Expected Aug 15, 2026 · Fires upon the launch of BlueBirds 11, 12, and 13.
Watch
Rocket Lab Acquisition of Iridium Communications Closing Track

Track the regulatory approvals and shareholder votes for Rocket Lab's proposed $8.0 billion acquisition of Iridium Communications, expected to close in mid-2027.

one-shot Expected Jun 30, 2027 · Fires upon the final regulatory clearance, shareholder vote, or closing of the RKLB-IRDM merger.
Watch
Planet Labs $1.5B ATM Dilution Execution Track

Track Planet Labs' Q2 2026 earnings and share count disclosures to see how much of its newly announced $1.5 billion at-the-market (ATM) equity program has been executed and the resulting dilution to existing shareholders.

one-shot Expected Sep 10, 2026 · Fires on Planet Labs' Q2 2026 earnings release to quantify the dilution from its $1.5B ATM program.
Watch
AST SpaceMobile Q2 2026 Earnings and FCF Burn Track

Track AST SpaceMobile's Q2 2026 earnings report, focusing on its quarterly free cash flow burn rate, which stood at a massive deficit of $309.7M in Q1 2026, and its total cash/debt balances.

ongoing Expected Aug 15, 2026 · Fires on the release of ASTS Q2 2026 earnings to check if FCF burn and debt levels are sustainable.
Watch
Rocket Lab Neutron Rocket Debut Launch

Rocket Lab targets the debut launch of its medium-lift Neutron rocket in late 2026. This is essential for competing with SpaceX's Falcon 9 on launch services.

one-shot Expected Dec 31, 2026 · Fires on the debut launch of Rocket Lab's Neutron rocket.

Recent findings

Brief

Track whether the public "space economy" — about to be repriced by the SpaceX IPO (~June 12) — is a real investable thesis or momentum, and where the read-through actually lands. Core entities: SpaceX (its IPO valuation + Starlink unit economics) and the public comps it will re-rate (Rocket Lab/RKLB, AST SpaceMobile/ASTS, Intuitive Machines, Planet, Redwire, Iridium, Globalstar), split across launch / satellite-services / defense-space; plus the eVTOL adjacency the same crowd lumps in (Joby, Archer). Track the S-1 and how comps re-rate against the SpaceX mark, launch cadence and contract/defense backlog, Starlink subscriber/revenue disclosures, and dilution/cash-burn in the small-caps. Flag where a comp's price is just tracking SpaceX sentiment vs its own fundamentals, and the burn/dilution risk the hype obscures. The thesis: the IPO will drag a basket of loss-making space names with it — separate the few with real revenue from the ones just along for the re-rate.