Tom Steyer’s polling declines after peak, Becerra rises

Tom Steyer plunges to 47%23%

Steyer’s market price dropped from 70% to 47% while Becerra’s rose, reflecting shifting voter preferences and campaign dynamics as the primary approached.

Xavier Becerra gains momentum in California governor race after Swalwell exit

Xavier Becerra surges to 51%23%

Following Swalwell's exit, Becerra's market price surged as he absorbed some of the former candidate's support, reflecting renewed voter interest in his candidacy.

Xavier Becerra's campaign surges ahead in final weeks before primary

Xavier Becerra jumps to 41%13%

Becerra's price rose sharply, reflecting increased support and campaign momentum as the primary approached.

Xavier Becerra gains momentum in California governor race

Xavier Becerra surges to 52%21%

Xavier Becerra's market price surged significantly in early May, reflecting increased support or positive developments in his campaign, possibly due to endorsements or campaign events.

Democrats fear vote splitting in California governor race could allow two Republicans to advance

With many Democratic candidates running, party insiders expressed concern that the split vote could enable two Republicans to advance to the general election, affecting market prices for both Democratic and Republican candidates.

Xavier Becerra’s campaign gains momentum after policy rollout

Xavier Becerra surges to 31%31%

Becerra announced a new health‑care initiative that resonated with voters, lifting his market price from single digits to the low‑30s.

Xavier Becerra gains momentum in California governor race

Xavier Becerra surges to 28%28%

Becerra's market price surged significantly, possibly due to campaign developments or endorsements, marking a recovery from earlier lows.

Xavier Becerra surges in polls amid Democratic field uncertainty

Xavier Becerra surges to 31%31%

Becerra’s market price rose sharply as he gained traction late in the primary season, capitalizing on the fragmented Democratic vote and Swalwell’s exit.

Concerns rise over crowded Democratic field splitting vote in California governor race

Democrats expressed fears that the large number of candidates could split the vote, potentially allowing two Republicans to advance to the general election, impacting market prices for Democratic candidates.

Tom Steyer peaks in polling after heavy ad spending

Tom Steyer surges to 70%21%

Steyer’s market price surged to a peak of 70% reflecting his dominant ad campaign and perceived frontrunner status in the Democratic field.

Tom Steyer spends $115 million on TV ads in California governor race

Tom Steyer surges to 67%55%

Steyer’s unprecedented ad buy dramatically increased his visibility, pushing his market price from the low teens to a peak of 67% within days.

Billionaire Tom Steyer spends heavily in California governor race

Tom Steyer surges to 70%52%

Tom Steyer launched a massive advertising campaign spending over $115 million, dominating media presence. Despite heavy spending, his polling gains were limited, causing market volatility.

President Trump endorses Steve Hilton for California governor

Steve Hilton jumps to 12%6%

Donald Trump endorsed Republican Steve Hilton, a conservative commentator, boosting Hilton's profile and market price in the governor's race, especially among Republican voters.

Concerns rise over crowded Democratic field splitting vote in California governor race

Democrats feared their large number of candidates could split votes, potentially allowing two Republicans to advance in the top-two primary system, impacting market prices for GOP candidates.

Tom Steyer's ad blitz peaks, boosting his polling numbers

Tom Steyer surges to 70%54%

Steyer's continued heavy spending on ads led to a peak in his market price, reflecting increased voter attention and support during this period.

Steve Hilton endorsed by President Donald Trump for California governor

Steve Hilton jumps to 12%6%

Steve Hilton, a conservative commentator and Republican candidate, received a high-profile endorsement from Donald Trump, boosting his profile and market price despite the crowded field.

Billionaire Tom Steyer's massive ad spending dominates California governor race

Tom Steyer surges to 49%31%

Steyer's unprecedented spending on ads significantly raised his profile and market price, positioning him as a top contender despite no prior elected office experience.

San Jose Mayor Matt Mahan enters California governor race

Matt Mahan drops to 41%5%

Matt Mahan announced his candidacy, positioning himself as a moderate Democrat and critic of Newsom, briefly raising his market price before it declined.

Polling shows tight race among Steyer, Porter, Hilton, and Bianco

Late winter polling indicated a close contest among Democratic candidates Steyer and Porter and Republicans Hilton and Bianco, reflecting market volatility and uncertainty.

Eric Swalwell withdraws from governor race amid sexual assault allegations

Xavier Becerra dips to 1%3%

Swalwell’s abrupt exit removed a leading Democrat, causing a sharp drop in his own odds and a redistribution of support to remaining candidates, notably Tom Steyer.

Tom Steyer ramps up spending in California governor race

Tom Steyer rises to 20%2%

Billionaire Tom Steyer increased his campaign spending dramatically, saturating media markets with ads, which boosted his polling and market price despite not breaking away as a clear frontrunner.

Eric Swalwell faces sexual assault allegations and suspends campaign

Xavier Becerra dips to 0%1%

Swalwell's campaign collapsed after multiple sexual assault allegations surfaced, leading him to suspend his gubernatorial bid and later resign from Congress, causing his market price to plummet to near zero.

Eric Swalwell suspends California governor campaign amid sexual assault allegations

Xavier Becerra drops to 0%5%

Swalwell suspended his campaign following multiple sexual assault allegations, causing a sharp collapse in his market price and redistributing support among other candidates, notably benefiting Becerra and Steyer.

President Donald Trump endorses Steve Hilton for California governor

Steve Hilton jumps to 9%5%

Trump’s endorsement gave Hilton a credibility boost among Republican voters, lifting his market price modestly.

San Jose Mayor Matt Mahan enters California governor race as moderate Democrat

Matt Mahan plunges to 16%30%

Matt Mahan announced his candidacy, positioning himself as a moderate Democrat with a record on homelessness and crime, attracting support from Silicon Valley and business leaders, which influenced his market price.

San Jose Mayor Matt Mahan enters California governor race

Mahan announced his candidacy positioning himself as a moderate Democrat and critic of Newsom, briefly impacting his market price before declining.

San Jose Mayor Matt Mahan enters California governor race

Matt Mahan announced his candidacy, positioning himself as a moderate Democrat and critic of Newsom, which introduced a new contender and influenced market prices for his outcome.

San Jose Mayor Matt Mahan enters California governor race

Matt Mahan plunges to 16%30%

Mahan’s entry added a moderate Democrat to the field, drawing attention from centrist voters and slightly boosting his market price.

Billionaire Tom Steyer launches massive ad spending spree in California governor race

Tom Steyer surges to 38%20%

Tom Steyer began a large-scale advertising campaign using his personal fortune to dominate media presence in the governor's race, significantly increasing his visibility and market support despite no clear frontrunner emerging.

Rep. Eric Swalwell suspends California governor campaign amid sexual assault allegations

Tom Steyer plunges to 20%29%

Swalwell's campaign collapsed rapidly after multiple sexual assault allegations surfaced, leading to his suspension of the campaign and eventual resignation from Congress. This event caused a significant reshuffling in the race, with his supporters and donors reconsidering their options, impacting the market prices for other candidates.

Tom Steyer begins heavy ad spending in California governor race

Billionaire Tom Steyer started a massive advertising campaign, spending over $115 million to boost his candidacy, which increased his market price significantly.

Rep. Eric Swalwell launches campaign for California governor

Xavier Becerra plunges to 5%45%

Swalwell announced his candidacy on a national talk show, positioning himself as a fighter against rising costs, which gave his name an early market presence.

Rep. Eric Swalwell announces bid for California governor

Eric Swalwell, a Democrat and former House manager in Trump's impeachment trial, announced his candidacy for California governor, initially boosting his profile and impacting the market by adding a prominent contender.

Billionaire Tom Steyer begins massive ad spending in governor race

Steyer used his personal fortune to saturate media with ads, becoming the top spender and a leading Democratic candidate, impacting his polling and market price.