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#預測市場
New York Goes After Polymarket Again: Prediction Market Regulatory Battle Spreads to Four Firms
New York Attorney General Letitia James and Governor Kathy Hochul have sued Polymarket's US arm, accusing it of running an unauthorized gambling operation—the fourth legal action New York has taken against prediction market platforms in the past six months.
Three Platforms, One Ban: Underdog First to Sue Connecticut
After Connecticut issued cease-and-desist orders to Underdog, Polymarket, and Coinbase, Underdog chose to fight back in court, becoming the first of the three to take legal action.
Robinhood Doubles Down on Prediction Markets: Trading Equity for Crypto.com and OG.com Stakes
Ahead of the NFL season kickoff, Robinhood is expanding its prediction market footprint—teaming up with Crypto.com and OG.com while also picking up equity stakes in both companies, with valuations benchmarked against Crypto.com's recent $20 billion valuation.
LeBron James Teases Polymarket Partnership in Social Media Video, Free Agency Moves Once Drove $273M in Prediction Market Volume
LeBron James posted a video on social media hinting at a partnership with prediction market platform Polymarket. His past free agency decisions have previously driven $273 million in trading volume across prediction markets.
New Jersey asks Supreme Court to rule on who should regulate sports betting on prediction markets
The state of New Jersey has formally filed a request with the U.S. Supreme Court, hoping to clarify who should regulate sports betting through prediction markets. The request focuses on the regulatory authority itself.
A Michigan court issued a formal injunction, and Kalshi was fined US$500,000 per day for illegally opening a sports prediction market.
The Michigan court converted the temporary restraining order issued against Kalshi in June this year into a formal injunction, requiring the continued blocking of sports-related prediction market contracts, and violators were fined US$500,000 per day.
Kalshi Nevada lawsuit suffers another setback as Ninth Circuit upholds verdict
The U.S. Court of Appeals for the Ninth Circuit upheld the district court's ruling, finding that Kalshi failed to prove that the federal government had priority over Nevada's gaming regulatory authority, and the CFTC's assertion of exclusive jurisdiction encountered another obstacle.
Kalshi won the exclusive prediction market cooperation with the US Open, and rival advertisements were blocked from the court
According to reports, Kalshi has reached an exclusive agreement with the U.S. Tennis Open to become the only prediction market partner of the event. Other similar platforms are not allowed to be exposed on site and in ESPN broadcast advertisements.
Wrong bet on State of the Union schedule, George Santos gets Kalshi's first lifetime ban
George Santos earned more than $17,000 on Kalshi through a weather-delayed travel plan, but received the first lifetime ban in the platform’s history and a $71,356 fine.
Kalshi issues first permanent ban, former Rep. George Santos stumbles over State of the Union deal
The prediction market platform Kalshi imposed the first permanent trading ban on former U.S. Representative George Santos since the platform was established. The cause was related to prediction market activities related to the State of the Union Address.
Gemini Teams Up with Apex to Handle Execution and Clearing for Crypto Event Contracts
Gemini and Apex have struck a partnership under which any broker offering crypto event contracts through Apex's platform will have its trade execution and clearing handled by Gemini, the companies said.
JPMorgan Cuts Off Polymarket's Banking Ties, But Still Wants In on a Future IPO
According to FT, JPMorgan severed its banking relationship with Polymarket last October, yet both sides insist they maintain a "close and active" relationship. At the heart of this tug-of-war: a potential future IPO deal.
Washington Court Draws the Line: Kalshi's Prediction Markets Mostly Halted
A Washington State court ruling has shut down most of Kalshi's prediction market operations in the state — but commodities, climate, economic, and financial categories were surprisingly spared.
Trump and CFTC Chair Selig to Appear at White House Wednesday, Meeting Crypto and Prediction Market Executives Beforehand
The White House has scheduled a meeting for 2:30 PM ET Wednesday, with Trump and CFTC Chair Selig expected to attend, serving as a warm-up ahead of the CFTC's first Innovation Advisory Committee meeting the following day.
Simulated Profit Screens Spark Backlash: NYC Council Sends Letters Demanding Polymarket, Kalshi Answer 60+ Marketing Questions
The New York City Council has sent investigative letters to four prediction market platforms—Polymarket, Kalshi, Coinbase, and Gemini—over advertising practices, risks of exposure to minors, and consumer protection, focusing on whether simulated trading videos mislead users.
Valuation Doubles in Half a Year! Kalshi Eyes $750M Raise to Hit $40B, With the World Cup as the Biggest Driver
Prediction market platform Kalshi is reportedly in talks with Sequoia Capital and Wellington Management to lead a new funding round, with its valuation set to double from $20 billion in May to $40 billion—driven by a surge in revenue from sports contracts.
Kalshi's Valuation Doubles in Three Months to $40 Billion, Sequoia and Wellington Rush In With $750 Million
Kalshi raised funding at a $22 billion valuation just in May, and three months later the number being floated is $40 billion. Sequoia Capital and Wellington Management are both in talks to lead the round, backed up by annualized revenue that doubled in a single month.
Gemini Posts $108M Loss, Shares Slide as Winklevoss Admits "Work to Do"
Gemini reported a $108 million loss and shares dropped on the news—but prediction market volume nearly doubled. One earnings report, two very different signals.
CFTC Invokes Emergency Powers to Keep Kalshi Running Amid New York Lawsuit
Prediction market platform Kalshi was sued in New York last month, prompting the U.S. Commodity Futures Trading Commission to invoke emergency powers ordering the platform to keep operating. Details of the lawsuit and next legal steps have yet to be officially disclosed.
FlightAware Sues Kalshi: We Told You No, You Did It Anyway
Kalshi built a flight-delay betting market on FlightAware's data and slapped a "verified" label on it — except FlightAware never signed off. The lawsuit exposes one of prediction markets' most awkward gray zones.