Archive snapshot
Wed, Nov 4, 3:46 AM ET
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Markets18 stories ›

Nearly $1.9 billion traded on US midterms as prediction markets price a Democratic sweep
Trading volume for the 2026 midterms has roughly doubled from the 2024 cycle's election markets, with Kalshi and Polymarket both showing Democrats favored in th
The Washington Post · +15 outlets
Kalshi projects Democratic winners across Senate and governor races on election night
Kalshi's state-by-state projections include Democratic flips and holds from Ohio and Texas to Georgia and Maine, giving traders a running scoreboard as results
Kalshi News · +12 outlets
New Jersey takes prediction market legal battle to the Supreme Court
States and platforms are heading toward a high court ruling on whether event contracts fall under federal or state gambling authority.
The National Law Review · +12 outlets
DraftKings, FanDuel and Fanatics pull prediction markets from Utah after Kalshi charges
Operators exited the state after Utah filed criminal charges against Kalshi, escalating the state-versus-federal regulatory fight.
Yogonet · +14 outlets
Polymarket unit approved as futures broker by US industry group
The approval marks a step toward regulated US futures market access for the prediction platform's brokerage arm.
Reuters · +14 outlets
Democrat Annie Andrews wins South Carolina Senate race, defying prediction market odds
The South Carolina result was the main miss for both Kalshi and Polymarket, which had priced the race for the Republican before polls closed.
Kalshi News · +5 outlets

Polymarket18 stories ›

Polymarket unit PM Derivatives wins NFA approval to operate as a US futures broker
The National Futures Association approval moves Polymarket's US derivatives arm toward regulated, fully collateralized brokerage status as it expands beyond off
Traders Union · +7 outlets
Democrats favored to sweep Congress as US midterm betting tops $1.4B-$1.9B
Prediction markets priced Democratic control of both chambers as total midterm wagering on US races reached record levels.
Reuters · +14 outlets
Polymarket seeks $400M raise at $15B valuation
The reported raise would value the prediction market platform far above its prior funding rounds amid a US expansion push.
CoinMarketCap · +7 outlets
Polymarket returns $3.9M to traders after third-party hack drained user funds; UK police involved
The reimbursement follows a breach in which a third-party integration drained user accounts, with the case now referred to UK police.
eGamers.io · +4 outlets
Senators Warren and Curtis demand Kalshi, Polymarket disclose insider trading data before election
Lawmakers pressed the two venues to prove their election odds are not tainted by manipulation or insider trading; both missed the requested deadline.
Yogonet · +12 outlets
Google security engineer charged with making $1M on Polymarket using inside information
The case is among the highest-profile insider trading prosecutions tied to prediction market wagers.
CNBC · +4 outlets

Kalshi18 stories ›

Kalshi raises $1B Series G at $40B valuation, up 82% from prior round
The funding round more than doubles Kalshi's valuation and underscores how quickly regulated event contracts have grown beyond their election-betting roots into
TOKENPOST · +15 outlets
Utah files criminal charges against Kalshi and co-founders; CFTC sues state, federal government seeks halt
Utah's charges against Kalshi and its founders mark an escalation of the state-versus-federal fight over whether event contracts are legal financial products or
Tribuna.com · +14 outlets
Midterm betting tops $1.4B on Kalshi and nears $1.9B industry-wide as Democrats favored in both chambers
Record election volumes show prediction markets have moved into the mainstream even as analysts debate whether the boom is peaking.
The Independent · +5 outlets
Senators Warren and Curtis press Kalshi and Polymarket to show election odds are not tainted
The Senate inquiry adds federal political pressure over manipulation and insider trading risks just as the platforms face their biggest election test.
Business Insider · +14 outlets
Kalshi traders price Democrats' odds of sweeping Congress at 70% to 75%, Senate at record 75%
The combined sweep contract is the headline number traders are watching heading into Election Day, with pricing across Kalshi and Polymarket broadly aligned.
Quartz · +14 outlets
Prediction markets face their biggest accuracy test as US midterms conclude
The midterms are the first mass-scale referendum on whether market-implied probabilities beat conventional polling.
Reuters · +14 outlets

Politics18 stories ›

Midterm election betting tops $1.9 billion as prediction markets price a Democratic sweep
Record trading volume on Kalshi and Polymarket shows election wagering has gone mainstream even as regulators and lawmakers scrutinize the venues.
The Washington Post · +13 outlets
Prediction markets put Democratic chances of sweeping Congress near 75% on Election Day
Markets and final polls converge on a strong Democratic night, with traders pricing roughly 75% odds of winning both chambers.
Quartz · +14 outlets
Democratic Senate chances hit 73% to 75% in Kalshi and Polymarket pricing
Multiple trackers show the Senate control market narrowing to a mid-70s probability for Democrats in the final hours of voting.
Quartz · +14 outlets
Democrat Andrews wins South Carolina Senate race, defying prediction market odds
The upset result came despite markets favoring Republican Lindsey Graham, a rare miss for election traders.
U.S. News & World Report · +14 outlets
Prediction markets face a midterms stress test as election bets soar
Analysts and reporters are treating the 2026 midterms as the biggest accuracy test yet for election markets.
Honolulu Star-Advertiser · +14 outlets
Senators press Kalshi and Polymarket to prove election odds are not tainted
Lawmakers are demanding integrity safeguards as prediction market election volume reaches record highs.
Business Insider · +9 outlets

Platforms18 stories ›

CFTC and DOJ move to block Utah's criminal case against Kalshi, as rival platforms exit the state
Federal regulators argue Utah's criminal gambling charges against Kalshi conflict with CFTC jurisdiction over event contracts, prompting DraftKings, FanDuel, Fa
Casino.com · +14 outlets
CFTC clears perpetual futures on single US stocks, branded Equity Perps; Cboe and Citadel-backed group sue
The novel single-stock perpetual contracts drew an immediate legal challenge from a Cboe and Citadel-backed coalition over the regulator's authority.
WellPlayed · +14 outlets
Sporttrade wins CFTC approval as designated contract market and clearinghouse for prediction markets
The approval gives the sports-betting firm a federally regulated route into event contracts alongside Kalshi and Polymarket.
Covers.com · +10 outlets
Robinhood prepares earnings contracts through its own exchange, Rothera
The move would let Robinhood list company earnings event contracts on an in-house venue, extending its prediction market push into equities-adjacent bets.
Tribuna.com · +10 outlets
Illinois appeals prediction market injunction to the Seventh Circuit
The state is fighting to enforce its prediction market restrictions after a court blocked them, part of a widening state-by-state legal battle.
RG.org · +9 outlets
Robinhood stock down about 40% from its high as crypto revenue falls and prediction market legal risk mounts
Analysts flag the outsized revenue prediction markets generate per trade relative to equities, even as legal threats cloud the business.
Disruption Banking · +14 outlets

Regulation18 stories ›

CFTC and DOJ move to block Utah's criminal case against Kalshi and its co-founders
Federal agencies argue Utah's prosecution of Kalshi is preempted by the CFTC's exclusive authority over event contracts, escalating a state-federal clash over p
Casino.com · +14 outlets
Illinois appeals to Seventh Circuit after judge blocks its prediction market law
The injunction halted Illinois licensing and tax rules for CFTC-regulated event contracts, setting up an appellate test of state power over prediction markets.
CDC Gaming · +14 outlets
Second Circuit denies Kalshi and Coinbase injunction motion in New York and Connecticut
Judges questioned whether sports event contracts qualify as swaps, leaving state gambling enforcement active while the case proceeds.
Sports Betting Dime · +9 outlets
Utah sues Kalshi for $61 million over alleged illegal gambling
Utah's criminal and civil actions against Kalshi and its co-founders mark the most aggressive state challenge to prediction markets to date.
Casino.com · +8 outlets
DraftKings, FanDuel, Fanatics scale back prediction markets in Utah after Kalshi charges
Operators pulled or shuttered Utah offerings following criminal charges against Kalshi, showing how state prosecutions can reshape market access.
Yogonet · +14 outlets
Cboe and Citadel-backed group sues CFTC over single-stock perpetual futures
The suit challenges the CFTC's clearance of leveraged single-stock derivatives, a decision that also opened a path for Kalshi.
Reuters · +7 outlets