Sunday, November 8, 2026

ACTA DIURNA

San Francisco

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Prediction market · Kalshi · updated Sun Nov 8, 10:39 AM Pacific

California's 21st District margin of victory: odds today

California's 21st District margin of victory (California's 21st District)

OutcomeChance
Costa, 14+ pts90%
Costa, 8+ pts75%
Costa, 11+ pts70%
Costa, 17+ pts44%
Costa, 20+ pts31%
Costa, 23+ pts23%

About $6,221 traded.

What the numbers mean

On Kalshi, traders buy contracts that pay $1 if an outcome happens, so a price of 90¢ means the market puts it at about 90%. These are bets, not polls and not our forecast. We don't take sides and have no stake in any market. Not financial advice.

See the market on Kalshi, where the rules say exactly how it resolves.

The San Francisco news behind it

More San Francisco odds