SMRActive

Will any SMR competitor achieve a significant NRC milestone by end of 2026?

Resolves January 31, 2027(320d)

IG: 0.56

Current Prediction

40%

Likely No

Model Agreement75%

Predictions9 runs

Last UpdatedMarch 16, 2026

Why This Question Matters

NuScale's competitive position depends on maintaining a 3-5 year regulatory head start. Any competitor achieving a significant NRC milestone (construction permit, design certification progress, or equivalent) would narrow this window. The Moat Mapper rated this CONTESTED partly on the assumption competitors remain years behind.

COMPETITIVE_POSITION

Prediction Distribution

0%25%50%75%100%

opus

sonnet

haiku

Range: 35% – 45%Aggregate: 40%

Individual Predictions(9 runs)

opusRun 1

38%

X-energy and TerraPower are most advanced but NRC certification is a multi-year process. Kairos already has construction permit (excluded). Design certification acceptance for a new competitor by EOY 2026 is ambitious.

Multi-year NRC processX-energy most likelyDesign cert acceptance ambitious

opusRun 2

42%

The question asks for any significant milestone, not full certification. A construction permit application acceptance or design certification docketing could qualify. This broadens the probability.

Broad milestone definitionApplication acceptance possibleDocketing could qualify

opusRun 3

35%

NRC is understaffed and has a backlog. Even with political support for nuclear, the agency moves at its own pace. 35% for any competitor achieving a significant NRC milestone.

NRC understaffedAgency pace independentBacklog concerns

sonnetRun 1

45%

GE-Hitachi BWRX-300 already has international progress. X-energy has DOE backing. The definition of significant milestone is broad enough that something could qualify.

GE-Hitachi international progressX-energy DOE supportBroad definition

sonnetRun 2

40%

Current political environment is pro-nuclear which helps but NRC processes cannot be meaningfully accelerated. 40% is a reasonable central estimate.

Pro-nuclear environmentNRC pace fixed40% reasonable

sonnetRun 3

38%

Most competitors are pursuing different regulatory pathways (10 CFR Part 50 vs Part 52). This adds complexity. 38% for a milestone by EOY 2026.

Different regulatory pathwaysAdded complexity38% estimate

haikuRun 1

42%

Some competitor will likely make progress but formal NRC milestones are hard to predict. 42%.

Progress likelyFormal milestones unpredictable42%

haikuRun 2

38%

NRC milestones are binary and date-specific. Hard to predict exact timing. 38%.

Binary milestoneTiming hard to predict38%

haikuRun 3

42%

Multiple competitors advancing simultaneously increases odds that at least one hits a milestone. 42%.

Multiple competitorsAt least one could hit42%

Resolution Criteria

Resolves YES if any SMR competitor receives NRC construction permit, design certification acceptance review, or Standard Design Approval by January 31, 2027.

Resolution Source

NRC announcements, competitor press releases

Source Trigger

Competitor NRC design approval or construction permit

moat-mapperCOMPETITIVE_POSITIONHIGH

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