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Toffel Capital

Archived thesis

Historical analysis, first published and last revised . It records the reasoning at the time, is not a current recommendation, and is no longer updated. All archived theses
AST SpaceMobile logoASTS · Equity · SpaceExited

AST SpaceMobile

Asymmetric upside on direct-to-device connectivity, sized for a wide range of outcomes.

Historical view

This position has been exited. The thesis is kept as a record of the reasoning at the time and is not maintained as current research. See its decisions.

Investment case

Why I sold

I sold AST SpaceMobile and Rocket Lab on the same day, September 24, 2026, and put most of the proceeds into SpaceX. My own post-mortem showed the two traded on one driver, sentiment toward pre-profit space companies, so I consolidated that exposure into the company that leads the industry in both launch and satellite broadband.

Why confidence increased

This is an asymmetric-upside position. Orbital deployment has increased my confidence that the technical story is progressing. Moving from design to operating hardware in orbit removes a category of doubt that no amount of modeling could resolve.

The addressable market, and what stands between here and it

The theoretical addressable market is enormous, because direct-to-device connectivity could eventually reach phones globally without requiring new handsets. Working with mobile carriers rather than against them is what makes that distribution plausible.

The word doing the work there is theoretical, and I do not treat that market as forecast revenue. Reaching any of it requires a full constellation, which requires sustained financing and a launch campaign in which every satellite is funded before it earns anything. Spectrum and regulatory clearance are needed market by market.

Sizing against the downside

The downside and execution risks remain significant, so position sizing stays small. The range of outcomes here is genuinely wide. A working constellation and a failed deployment are both realistic, and the allocation reflects that rather than the attractiveness of the upside case alone.

Risks and thesis invalidation

The thesis argues the case against itself in The addressable market, and what stands between here and it and Sizing against the downside.

Related decisions

  1. ExitWeight 1.4% → 0%

    Sold together with Rocket Lab, the same day, to fund SpaceX. The two traded on one driver, sentiment toward pre-profit space companies, so I consolidated that exposure into one position.

    In the decision log
  2. AddWeight 1.4% → 1.8%

    Added to AST SpaceMobile on price weakness, maintaining the small speculative satellite-to-cell exposure.

    In the decision log
  3. InitiateWeight 0% → 3.7%

    Rationale not recorded.

    In the decision log

Sources and revisions

  • Holdings snapshot: October 16, 2026
  • The analysis and views are Isaac Toffel's own.

Text revisions: Sep 27, 2026 · Aug 20, 2026.