Brookings Institution weighs whether prediction markets are finance or gambling

Kalshi sues Illinois to block 15% tax and gambling license for prediction markets

Kalshi in talks to raise funds at $40 billion valuation, nearly double May mark

Polymarket traders price Micron earnings beat at 97%

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Meta reportedly building AI-powered prediction market app to rival Kalshi and Polymarket

16h ago

Kalshi traders price low odds of 3% GDP growth this year, diverging from Bessent forecast

24h ago

Content creator accuses Kalshi of copying his video for ad without credit

27h ago

Top Stories

CFTC sues Kentucky as ninth state over prediction market jurisdiction

Any federal ruling affirming CFTC exclusive jurisdiction over Kentucky would nullify the state's gambling claims against Kalshi and Polymarket in one stroke. A loss invites other states to replicate Kentucky's dual-track pressure with copycat statutes.

Cboe launches Cboe Predicts with S&P 500 binary option contracts

Cboe's existing options exchange status lets it bypass the CFTC registration delays that slowed Kalshi and Polymarket, giving the world's second-largest stock exchange a structural speed advantage in capturing retail prediction-market flow.

Tradeweb brings Kalshi event data to institutional trading clients

Kalshi now sits on two professional execution platforms in Trading Technologies and Tradeweb, giving it faster institutional onboarding than rival CFTC-registered venues still building connectivity. Any competing exchange without comparable data distribution will face higher friction capturing block-size flow.

CFTC sues New Mexico to block state gambling enforcement against prediction markets

Any court ruling affirming CFTC exclusive jurisdiction over New Mexico's enforcement would nullify the state's gambling claims against Kalshi and Polymarket in one stroke. A loss invites other states to replicate New Mexico's dual-track pressure with copycat statutes.

Kalshi in talks to raise at $40bn valuation as IPO discussions progress

Robinhood's shift from third-party venues to its own Rothera exchange strips Kalshi of a major retail flow pipeline just as it pursues a $40 billion valuation and public listing. Kalshi must now rebuild US retail access through newer partnerships like Wealthsimple or risk losing volume to competitors with their own brokerage scale.

Kalshi sues Illinois and Pritzker to block prediction market licensing law

Kalshi now faces six simultaneous state-level legal threats across Illinois, New Mexico, Massachusetts, Minnesota, Kentucky, and Michigan-related proceedings. Any adverse ruling in Illinois would force the platform to either comply with a state licensing regime it argues is preempted or geofence the fifth-largest U.S. state.

Opinion

Congress bill would bar lawmakers from political prediction market trading

Kalshi and Polymarket would lose their highest-profile organic user segment if congressional accounts are forced to close. The dual-track House and Senate action accelerates the timeline for both platforms to build compliance systems before a final vote.

Tech

Meta builds experimental prediction markets app called Arena

A Meta prediction market with nearly 3 billion daily users across Facebook, Instagram, and WhatsApp would instantly dwarf Polymarket and Kalshi on distribution. Even modest play-money engagement would force the two CFTC-regulated platforms to defend their product edge against a free rival with unmatched scale and zero user acquisition cost.

Kalshi targets $40 billion valuation as perpetual futures hit $5.5 billion volume

Kalshi must convert its $5.5 billion two-week perpetual-futures volume into sticky flow before Robinhood's competing perps split its retail base. A court ruling against the CFTC's classification in CME's lawsuit would force Kalshi to restructure the product or exit just as it expands to a dozen altcoins.

Stocks

Cboe launches S&P 500 prediction market suite for Schwab and Interactive Brokers

Schwab's 39 million accounts give Kalshi and Polymarket their first rival with existing retail scale and brokerage trust. Cboe's regulated options plumbing lets Schwab skip the CFTC registration slog that slowed earlier entrants.

Polymarket-backed platform raises $1.5M for insider-trading detection tools

The funding gives Polymarket's affiliate early capital to build surveillance infrastructure as competitors like Kalshi scale toward IPO and perpetual futures volumes hit billions. Any platform that can demonstrate reliable insider-trading detection gains a credibility edge with both regulators and institutional liquidity providers.

CFTC seeks permanent injunction to block Kentucky gambling tax on event contracts

A ruling affirming federal preemption would nullify Kentucky's gambling suit and targeted tax against Kalshi and Polymarket in a single decision. Any loss invites other states to replicate Kentucky's dual-track pressure with copycat statutes.

Zuckerberg directs Meta to build play-money prediction market app

Meta's nearly 3 billion daily active users across its family of apps gives it unmatched distribution that would instantly eclipse Polymarket and Kalshi on reach. Even free play-money engagement forces the two CFTC-regulated exchanges to defend their product edge and revenue model against a zero-cost rival with zero user acquisition spend.

Polymarket logs $32M in single-match World Cup volume on Norway-Senegal

Polymarket's $2 billion soccer run and $32 million single-match proof point now sit beside Kalshi's billion-dollar open-interest record as competing liquidity benchmarks. Traders choosing between the two CFTC-registered venues must weigh execution depth against contract structure in real time.

Cboe revives S&P 500 binary options to compete with Kalshi, Polymarket

Cboe's existing options exchange status lets it bypass CFTC registration delays that slowed Kalshi and Polymarket, giving the world's second-largest stock exchange a structural speed advantage in capturing retail prediction-market flow. Schwab's 39 million brokerage accounts give this product built-in distribution scale that startups must fight for user by user.

CFTC prediction market data plan draws tribal sovereignty concerns

Kalshi and Polymarket must navigate yet another overlapping federal rulemaking while already fighting state preemption suits and reclassifying contracts under a separate CFTC proposal. Tribal opposition adds a sovereign-immunity dimension that could delay or complicate any public-interest determination the commission tries to enforce against tribal gaming interests.

Onyx Odds raises $20 million in round led by Payward

Onyx Odds now must convert its $220 million valuation into a live product before Kalshi's IPO and Cboe's S&P 500 launch capture the remaining retail and institutional attention. Its reliance on Payward's dual CFTC registration gives it a faster path to market than startups building from scratch.

Novig hires ex-Kalshi and CFTC official Elie Mishory as regulatory chief

Novig must now convert its fresh CFTC designation into an actual product launch before DraftKings' DKeX and Robinhood's Rothera exchange scale their competing sports-contract offerings. Mishory's agency and platform-side experience gives Novig an inside track on the compliance architecture that will determine how fast it can list contracts. The window is narrow: ProphetX showed that first-mover advantage is measured in days after approval, not months.

NCPG outlines $2m Kalshi donation for responsible trading initiative

Kalshi now funds the problem-gambling body's prediction-market arm just as the CFTC advances sports-event-contract rules and states escalate enforcement. The donation gives Kalshi a responsible-gaming credential to wield in regulatory hearings and settlement talks.

Opinion

Reddit posts allege Polymarket faked influencer winning bets without evidence

If the Reddit allegations reflect the same campaign the WSJ already documented, Polymarket's CFTC designation becomes vulnerable to a formal condition or revocation. That would hand Kentucky AG Coleman and other state litigants direct leverage to demand platform geofencing.

Robinhood lists four short-term crypto and compute prediction markets in four days

Robinhood's rapid contract expansion tests whether retail traders will trade sub-hourly crypto intervals and obscure compute indices. Sustained volume here could pull flow from traditional crypto futures venues and legitimize non-sports event contracts as a standalone trading category.

Stocks

Powerlaw Corp. spotlights Kalshi holding after $2B annualized revenue report

Powerlaw's public highlight turns Kalshi's $2 billion revenue run rate into a tradeable thesis for investors who cannot access private markets. If the fund scales the position, it forces other asset managers to treat regulated prediction markets as a formal sector allocation or explain the oversight.

CFTC proposes rules broadly permitting sports event contracts amid opposition

Every CFTC-registered exchange must re-audit its active sports contracts against the new permitted and prohibited categories before the comment period closes. Any market that fails the classification test faces enforcement risk once final rules take effect.

Polymarket becomes exclusive U.S. prediction market partner of Bundesliga

Polymarket adds Bundesliga to its roster of official soccer partnerships alongside Liga MX as rival platforms Kalshi and FanDuel Predicts race to lock in comparable league data deals. Polymarket finalizes the pending data agreement before the season opens in August, it will control the only CFTC-regulated Bundesliga event contract market during peak European soccer betting volume.

Kalshi and Polymarket run parallel World Cup odds as match volume climbs

Every shared fixture forces traders to price execution depth and fees across both CFTC-registered venues in real time, compressing any gap between Kalshi's whale-focused marketing and Polymarket's $32 million single-match liquidity proof points.

Polymarket user 'endlessfate' positions $1.6M against Uruguay two-goal World Cup win

Polymarket is consolidating the high-stakes sports flow that sportsbooks and newer entrants like Kalshi and Robinhood's Rothera test are competing for. If million-dollar tickets become the norm rather than the spectacle, Polymarket's fee structure and user base become harder for regulated rivals to dislodge.

Tech

Polymarket pushes social video growth strategy, WSJ podcast reports

Polymarket must now execute organic content plays that the CFTC and investors can scrutinize transparently, after the WSJ exposed its covert fake-bet influencer scheme. Any whiff of undisclosed promotion in this social video push risks compounding regulatory scrutiny.

Robinhood brings Rothera event contracts in-house with $2 million debut weekend

Robinhood's shift from third-party venues to its own Rothera exchange strips Kalshi of a major retail flow pipeline just as Kalshi defends sports event contracts against tribal lawsuits and CME litigation. Kalshi must now rebuild its US retail access or rely on newer partnerships like Wealthsimple to replace the volume.

Stocks

Robinhood calls event contracts its fastest-growing product line

Wall Street's reassessment of Robinhood's valuation gives the company fresh leverage to accelerate its Rothera clearing build-out and fully displace Kalshi's infrastructure. Any sustained shift of retail flow to Robinhood's own rails strips Kalshi of a volume pipeline it already lost to the in-house migration.

Opinion

NPR traces prediction market roots from 1940s election betting to Iowa Electronic Markets

Kalshi and Polymarket must now prove their event-contract model works in practice while defending against Meta's looming entry and simultaneous regulatory pressure from states, tribes, and the CFTC. The academic theory that powered their founding faces its first real-world stress test.

CME plans to sue CFTC to block Kalshi's bitcoin perpetual futures

Kalshi to defend its perpetual-futures structure in court just as it races to convert $5.5 billion in two-week volume into sticky flow. An adverse ruling would compel Kalshi to restructure the product or exit the perps market entirely.

Wealthsimple partners with Kalshi to bring 4,000 event contracts to Canadian investors

Kalshi gains a retail distribution channel in Canada just as Robinhood routes World Cup contracts to Rothera while keeping some markets on Kalshi, threatening Kalshi's US volume. The Wealthsimple pipeline lets Kalshi replace slipping Robinhood flow with new international retail traders instead of fighting Rothera for the same American users.

Novig's Ludlow Exchange wins CFTC approval as designated contract market

Novig must now launch and capture liquidity before DraftKings' DKeX clears its self-certified contracts and Robinhood scales its brokerage distribution. ProphetX's quick launch shows first-mover advantage in this window is measured in days, not months.

Kalshi, Crypto.com and Polymarket sue to block Kentucky's 14.25% prediction markets tax

Kalshi and Polymarket must now defend Kentucky accounts from both Attorney General Coleman's state gambling suit and this tax challenge they filed against the same state. Any adverse ruling on either front risks forcing both platforms to geofence Kentucky while their federal CFTC registration is tested in preemption litigation.

Kalshi refers George Santos to DOJ and CFTC over State of the Union bets

Every CFTC-registered exchange must now demonstrate surveillance capable of catching insiders who trade on their own non-public schedules. Any platform that fails to self-report such abuse risks co-defendant exposure when DOJ and CFTC file parallel actions.

CFTC approves first U.S. bitcoin perpetual futures for Kalshi and Coinbase

Kalshi must now defend its perpetual-futures structure against CME's lawsuit while racing to convert its $5.5 billion two-week Volume into sticky flow before Robinhood's competing perps split its retail base. A court ruling against the CFTC's classification would force Kalshi to restructure the product or exit just as the exchange expands to a dozen altcoins.

CFTC approves first bitcoin perpetual futures contract for Kalshi

Robinhood accounts for the majority of Kalshi's volume. Any shift to leveraged perpetual futures will require fresh clearing agreements or risk fracturing the single-broker flow that already drove a 49.5% volume plunge when sports calendars went light.

Polymarket paid creators $1.9 million in fake bets in secret influencer campaign, WSJ finds

Polymarket must now convince the CFTC the fake-bet campaign was isolated misconduct, not systemic deception. A finding of a pattern jeopardizes its 2025 exchange designation and any path to restoring full international platform access.

Charles Schwab and Cboe to launch S&P 500 binary options contracts

Schwab's 39 million accounts give Kalshi and Polymarket their first rival with existing retail scale and brokerage trust, not a startup fighting for user acquisition. Cboe's regulated options plumbing means Schwab can skip the CFTC registration slog that slowed earlier entrants.

Kentucky AG Coleman sues Kalshi and Polymarket over alleged illegal sports betting

Kalshi and Polymarket must now defend Kentucky accounts from both Coleman's state gambling suit and the separate tax challenge they filed against the same state. Any adverse ruling on either front risks forcing both platforms to geofence Kentucky while their federal CFTC registration is tested in preemption litigation.

Gary Gensler files amicus brief backing Ohio against Kalshi in sports prediction market case

The brief arms Ohio and other states with a former dual-agency chair's authority to challenge CFTC jurisdictional claims, directly undermining Kalshi's federal preemption defense in its fights with Minnesota, Rhode Island, and New Mexico.

Novig and ProphetX win CFTC approvals as sports-native prediction exchanges

Novig must now race to launch and capture liquidity before DraftKings' DKeX clears its self-certified contracts and Robinhood scales its existing brokerage distribution. ProphetX's five-day launch shows that first-mover advantage in this window is measured in days, not months.

Polymarket becomes exclusive US prediction market partner of Liga MX

Polymarket now holds official league data relationships for both Liga MX and the World Cup broadcast cycle. If rivals like Kalshi and FanDuel Predicts cannot match comparable soccer federation tie-ins before the knockout stage, Polymarket will capture the bulk of tournament-related retail flow on CFTC-regulated venues.

Polymarket traders give SpaceX 61% odds of $2T to $2.5T valuation on debut

Several million dollars in SpaceX contract volume tests whether prediction markets can serve as the primary price-discovery venue for pre-IPO speculation. If Polymarket's closing-odds line converges with SpaceX's actual market cap, institutional desks will treat event contracts as benchmark inputs for illiquid equity bets.

Sportradar signs multi-year data deal to power Kalshi sports event contracts

Kalshi's access to verified league data from Sportradar strengthens its regulatory credibility. If institutional desks demand official data for pricing, competitors without comparable feeds will struggle to match ticket size.

WSJ: 20% of Polymarket dispute judges bet on cases they ruled on

Polymarket's UMA oracle system is now under direct scrutiny from traders who wagered at scale. Any erosion of confidence in resolution finality threatens the platform's ability to maintain deep liquidity on corporate-event contracts.

Polymarket CMO sent $2.5M via personal PayPal to 800+ influencers: reports

Polymarket must now defend its marketing controls against CFTC market-integrity scrutiny or risk enforcement that treats undisclosed paid promotion as price manipulation. Any finding that influencer spend distorted odds would undermine the organic signal value that draws institutional liquidity to its event contracts.