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Wednesday, September 30, 2026

The frozen end-of-day record of what mattered in prediction markets — as ProbCast classified it at the time. For the live view, see today's read.

Meaningful moves

Will there be no change in Fed interest rates after the October 2026 meeting?

Moved up 10.0 pts over 24h — looks like a real move, backed by trading.

+10.066%Confirmed move
Will the Fed increase interest rates by 25 bps after the October 2026 meeting?

Moved down 10.0 pts over 24h — looks like a real move, backed by trading.

-10.034%Confirmed move
US x Iran ceasefire continues through October 31?

Moved down 2.0 pts over 24h — looks like a real move, backed by trading.

-2.056%Confirmed move
Will Flávio Bolsonaro win the 2026 Brazilian presidential election?

Moved up 3.1 pts over 24h — looks like a real move, backed by trading.

+3.161%Confirmed move
Will any presidential candidate win outright in the first round of the Brazil election?

Moved down 1.9 pts over 24h — looks like a real move, backed by trading.

-1.94%Confirmed move

The noise to ignore

Will Anthropic have the best AI model at the end of October 2026?

Moved down 68.0 pts over 24h — looks like thin-market noise, not a real move.

-68.020%Likely noise
Will Russia enter Mykolaivka by September 30, 2026?

Moved up 84.6 pts over 24h — looks like thin-market noise, not a real move.

+84.699%Likely noise
Will I get a positive pregnancy test in the next two weeks?

Moved down 30.9 pts over 24h — looks like thin-market noise, not a real move.

-30.99%Likely noise

Settled (45 in 24h)

ProbCast provides prediction-market data and analytics for informational purposes only. Not financial, trading, betting, investment, legal, or tax advice.