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AST SpaceMobile (ASTS) Completes $1b Convertible Notes, Is The 66% Upside Case Still Credible?

Simply Wall St·07/19/2026 12:31:19
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AST SpaceMobile (ASTS) has become a focus for investors after completing a US$1b convertible note issuance. This move reshapes its capital structure while funding ambitions for its satellite based cellular broadband network.

See our latest analysis for AST SpaceMobile.

Recent volatility in AST SpaceMobile reflects that tension clearly, with the share price up 5.07% over the past day but showing a 30 day share price return that is down 28.34% and a year to date share price return that is down 30.75%. Over a longer horizon, however, the 3 year total shareholder return of more than 13x and 5 year total shareholder return above 3x indicate that, despite recent selling after the US$1b convertible notes announcement and sector wide weakness in space stocks, long term holders have still seen very large gains.

If you are assessing AST SpaceMobile in the context of other space related opportunities, this is a good moment to see what else is moving and check out 26 quantum computing stocks

Bulls see AST SpaceMobile using the US$1b convertibles to fund a rare, global network build, while bears focus on dilution and large current losses. Which case does the valuation evidence lean toward as you weigh the stock today?

Most Popular Narrative: 66% Undervalued

Compared with AST SpaceMobile's last close at $57.80, the most followed narrative pegs fair value at $170, which frames the current pullback very differently.

Bull case: AST may be building one of the most valuable telecom infrastructure platforms of the next decade. If it can make direct-to-cell broadband work at scale with major operator partners, the addressable market is enormous and the strategic value could be exceptional.

Read the complete narrative.

Curious how a loss making space telecom ends up with that kind of fair value. The narrative leans heavily on aggressive revenue build, improving margins, and a rich future earnings multiple. The tension between current losses and those projections is exactly what makes the full story worth reading.

According to HedgeY, that $170 figure rests on AST SpaceMobile largely staying on track with its satellite deployment targets, turning current carrier relationships into paying traffic, and keeping capital available long enough to bridge the gap from early contracts to a broader service footprint. The same narrative also assumes that the market will continue to treat AST SpaceMobile as a potential category leader rather than a niche satellite hardware supplier, which is a key reason the implied upside is so large.

Result: Fair Value of $170 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, AST SpaceMobile’s story can change quickly if satellite deployment falls behind schedule or if carrier partners are slow to turn trials into paying traffic.

Find out about the key risks to this AST SpaceMobile narrative.

Next Steps

With sentiment around AST SpaceMobile clearly split between concern and optimism, this is a moment to review the data quickly and decide where you stand, starting with 2 key rewards and 3 important warning signs

Looking for more investment ideas beyond AST SpaceMobile?

If AST SpaceMobile is on your radar, do not stop there. Use this moment to broaden your watchlist with other focused ideas before the next move passes you by.

This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.