Firefly Aerospace (FLY) Q3 2026 Earnings Call Transcript
Firefly Aerospace (FLY) announced a $1.3B partnership with AST SpaceMobile (AST) to build engines for AST's reusable launch vehicle. The deal includes $800M in cash and AST stock for engine IP licenses, $250M for support services, and $250M for engine deliveries. Firefly will deliver 36 engines, retaining IP ownership. The agreement is expected to boost Firefly's revenue, gross margins, and infrastructure.
How this was made

The 30-second read
Why it matters
The $1.3 bn contract adds immediate cash and a multi‑year revenue stream for Firefly, while giving AST critical propulsion capability and a strategic foothold in launch services.
Market read
The deal is a material, first‑report contract that could materially affect Firefly's earnings outlook and investor sentiment.
What to watch
Potential regulatory or export‑control hurdles for engine technology transfers could delay revenue.
Background
Firefly Aerospace, a publicly traded launch provider, disclosed a major partnership with AST SpaceMobile, a satellite‑mobile broadband company, to supply next‑generation engines for AST's heavy‑lift vehicle.
Ticker impact
Firefly Aerospace announced a $1.3 billion nondilutive partnership with AST SpaceMobile to supply 27 Miranda and 9 Vira engines.
upward pressure as investors price in new cash and revenue runway
Large $1.3 bn deal, cash component and future engine deliveries create a clear earnings upside.
AST SpaceMobile will receive licensed engine technology and equity compensation in the $1.3 bn Firefly partnership.
mixed impact; equity issuance may dilute, but strategic benefit could support share price
The deal adds capability but includes share issuance, balancing upside and dilution.
Market effects
Strengthens the US commercial launch and satellite communications sectors by tying engine supply to a growing mobile satellite network.
U.S. aerospace and defense markets may see increased investor interest.
Highlights growing competition in space‑based broadband, relevant to global satellite operators.
Counterpoint
The cash component may be less than projected if engine delivery milestones slip, risking upside.
Key entities
- CompanyFirefly Aerospace
US‑listed launch vehicle and engine manufacturer (ticker FLY).
- CompanyAST SpaceMobile
Satellite‑mobile broadband operator (ticker ASTS).


