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California Governor Prediction Markets Are Sending a Clear Message Ahead of Primary Day

If you only looked at prediction markets right now, you would come away with one conclusion about California's governor race: Xavier Becerra has put himself in a very strong position. That does not mean the race is over. California's top-two primary still has to play out, and politics has a…

Caleb Tallman
Caleb Tallman Editor in chief
06/02/2026
California Governor Prediction Markets Focus on Race for Second

If you only looked at prediction markets right now, you would come away with one conclusion about California's governor race: Xavier Becerra has put himself in a very strong position. That does not mean the race is over. California's top-two primary still has to play out, and politics has a way of surprising people. Still, traders on both Kalshi and Polymarket have spent the past several months steadily moving toward the same conclusion. 

Becerra is the favorite, and it is no longer particularly close. What makes this worth watching is that prediction markets are not trying to tell you how many votes a candidate will receive. They are trying to answer a different question entirely: what outcome do participants believe is most likely to happen? Right now, that answer is pretty clear.

Traders Have Largely Settled on Becerra

The biggest story inside the markets is not necessarily who is leading. Most recent polling has already pointed in that direction. The more interesting development is how much confidence traders have shown in Becerra compared to the rest of the field.

On Kalshi's market for advancing out of the primary, Becerra is sitting above ninety percent to secure one of the two spots in November. Steve Hilton is currently viewed as the most likely candidate to join him, while Tom Steyer remains in the mix but sits noticeably lower.

When markets become this lopsided, it usually means participants are seeing fewer realistic paths for competitors to close the gap. New information can always change that outlook, but at this stage, traders appear increasingly comfortable with where Becerra stands.

The Real Fight Might Be For Second Place

While Becerra has captured most of the attention, the battle behind him has become one of the more fascinating market stories. Hilton and Steyer continue to compete for positioning as the race moves toward the primary. Market traders have gone back and forth on which candidate is better positioned to emerge from the crowded field, creating far more uncertainty than what exists around Becerra.

That difference shows up clearly in market pricing. Becerra's probability has remained relatively stable near the top, while traders continue adjusting their expectations for everyone else. From a market perspective, the biggest unresolved question may not be who finishes first. It may be who earns the chance to face him later this year.

Why The November Market Looks Different

One thing that stands out is the gap between the primary market and the market for winning the governor's office outright. Polymarket currently has Becerra at around 77% to win the general election. Tom Steyer sits well behind him, while Steve Hilton remains in single digits.

That tells us traders are looking beyond the primary and thinking about California's broader political environment. A candidate can have a realistic path to reaching November while still facing long-term challenges once the race narrows to two contenders. Markets are essentially pricing multiple elections at once, which is why these probabilities can look very different depending on the question being asked.

Prediction Markets Continue To Face Their Own Questions

Supporters of prediction markets often argue that they respond more quickly than polls because participants continually absorb new information. Critics point out that traders are still human. Excitement, headlines, social media discussions, and campaign moments can all influence market behavior.

Large trades can sometimes move prices quickly, especially in political markets where sentiment can shift from day to day. That does not make the information useless. It simply means prediction markets should be viewed as one signal among many rather than a crystal ball.

The Trade Handle Prediction Markets Take

Looking at both Kalshi and Polymarket, the biggest takeaway is how closely aligned the two platforms are. Independent groups of traders are reviewing the same race and arriving at remarkably similar conclusions. Both markets see Becerra as the clear frontrunner. Both view the race for the second November spot as the biggest remaining question. Both suggest that California's political landscape currently favors Becerra if he reaches the general election.

Could that change? Absolutely. For now, though, prediction markets are sending one of the clearest signals we have seen in a major statewide race this year. Traders believe Xavier Becerra has the inside track, and they have been willing to back that view for months.