Prediction Markets News Updates: Timeline of Latest uS Regulations & Partners...

Rachelle Bourne
2026-04-28T09:42:21Z

March 31: Federal prosecutors are investigating certain trades made on [prediction market](https://javseen.tv/users/MelanieTen/info/) platforms for insider trading.

March 31: A poll, commissioned by the [Gambling](http://yildizlarmobilyasarayi.com.tr/blog/another-blog-post) is Not Investing coalition, finds 81% of Americans view prediction market sports betting as gambling.

77% of Americans say they're concerned that prediction market platforms that allow teens to bet on sports could increase gambling-related harm among young adults, compared with sportsbooks that require users to be 21.

73% of Americans say they believe describing sports bets as ’event contracts,’ ’swaps’ or ’futures’ makes it more difficult for consumers, particularly younger ones, to recognize the financial risks [involved](http://atakumademusta.com/index.php?journal_blog_post_id=1&route=journal3/blog/post).

81% of Americans say prediction market platforms should comply with state gaming regulations, including age restrictions, tax structures, and problem gambling requirements.

March 30: Texas Lieutenant Governor Dan Patrick directs a Senate committee to study prediction markets as part of efforts to close gambling loopholes.

March 30: The NFL sends letters to prediction market platforms asking to ban a number of markets. The league said it wants to protect its players and game participants from "unfair and unwarranted allegations."

March 28: Nevada is granted a preliminary injunction against Coinbase barring the company from [offering](https://nam.ovh/KZSxr) sports, election, and entertainment contracts in the state.

March 28: Washington State attorney general Nick Brown files a lawsuit against Kalshi for what the state deems as "illegal gambling." Brown accused the prediction market platform of "sneaking around Washington's gambling laws. No more."

March 27: California governor Gavin Newsom issues an executive order banning insider betting on prediction markets by state officials. The crackdown is on state employees in the Newsom administration in particular.

March 27: Intercontinental Exchange makes a new $600 million investment into Polymarket, part of an equity capital fundraising by the prediction market platform.

March 25: Minnesota advances a bill to ban prediction markets, framing them as unregulated gambling and imposing felony penalties for violations. The legislation targets wagering on events including sports, elections, disasters, and life events, restricting operators, payment processors, and advertising.

March 25: Investment management service Wealthsimple is aiming to introduce a prediction market trading platform in Canada, allowing consumers to buy and sell contracts related to real-world events. The platform won’t be allowed to offer contracts related to any level of sports or elections, per its regulatory approval agreement.

March 24: The stocks of sports betting companies enjoy a positive jolt after it's revealed that U.S. Senators were attempting to block sports contracts at popular prediction platforms. The bipartisan proposal would prevent platforms such as Kalshi and Polymarket from offering contracts related to the outcome of sports events.

March 24: Kalshi issues new rules, restricting athletes and politicians from trading on its platform in an effort to contain insider trading. Kalshi’s new rules would preemptively screen out any political candidates running for office, preventing them from [trading](https://www.travelfascination.com/hello-world/) on their own campaigns.

March 23: Polymarket implements changes to wipe out different forms of insider trading after coming under fire for certain markets and [outcomes](https://www.off-kindler.de/aktivitaten/radfahren/fahrradfahren/). The exchange has announced its "Enhanced Market Integrity Rules" designed to maintain the integrity of its markets and customer protection.

March 23: Two U.S. Senators plan to introduce a bill that would [ban CFTC-licensed](https://bsaru.ru/index.php?subaction=userinfo&user=Lasonya71I) prediction platforms from offering sports event contracts, The Wall Street Journal reports. The bipartisan legislation would prohibit Kalshi and Polymarket from allowing customers to buy and sell contracts related to [outcomes](https://maler-knoefler.de/gallery/whatsapp-image-2019-04-05-at-00-28-37/) of .

March 20: A Nevada court issues a temporary restraining order against Kalshi that prohibits the prediction market operator from "offering or facilitating the offering of sports-, election-, and entertainment-related event contracts" in the Silver State. Kalshi subsequently removes sport, entertainment and politics markets from NV.

Email from @Kalshi - the company halts sports, entertainment and elections business in Nevada.@TheNVIndy pic.twitter.com/7ui5RwtPo2

March 20: Kalshi appears set to double its valuation again in just a few months. Technology investment firm Coatue Management is leading the influx to lift Kalshi’s worth to $22 billion, according to the Wall Street Journal. The trading exchange’s annual revenue run rate is reportedly $1.5 billion.

March 19: Major League Baseball becomes the most prominent U.S. sports league to partner with a prediction market platform. MLB not only joins forces with Polymarket, but also signs a memorandum of understanding with the CFTC, which allows the league and federal agency to exchange information "concerning issues of common interest including protecting the integrity of professional baseball and the relating prediction markets."

March 19: Kalshi CEO Tarek Mansour accuses Arizona's Attorney General of a "total overstep" in filing criminal charges against the prediction platform. Mansour suggests the Arizona AG might be targeting Kalshi to try to gain support in an election year.

March 17: Arizona charges Kalshi with 20 criminal counts, ranging from wagers accepted on Arizona men’s and women’s college basketball games, Super Bowl prop bets, and election wagering. "Arizona will not be bullied into letting any company place itself above state law," Arizona Attorney General Kris Mayes says.

March 14: Kalshi sues the Arizona Department of Gaming in federal court, just one day after filing a lawsuit against Iowa state regulators. All in a week's work for Kalshi, which is challenging more than a dozen states in court over the legality of its sporting event contracts.

March 13: NEXT.io reports that global prediction market trading volume surged more than 400% from 2024 to 2025, reaching nearly $64 billion. And unsurprisingly, sports event contracts account for more than 80% of prediction market trading activity.

March 12: Polymarket CEO Shayne Coplan believes new AI technology will build sports integrity monitoring "the way it should have been built." His comment comes as his company announces an agreement to branch out through a partnership with technology companies Palantir and TWG AI.

March 12: The CFTC issues an advisory to prediction market operators as it aims to create protections against manipulation and considers which contracts should be prohibited in the public interest, such as wagering money on assassination or acts of war.

March 11: Prediction markets are a huge threat to state and tribal sovereignty and are already eating into the revenue generated by tribal casinos, gaming leaders say. Speaking at NEXT.io's New York Summit, CNIGA chairman James Siva says: "These prediction markets are the biggest threat to gaming in this country we have seen."

March 11: Major U.S. financial exchange executives are calling for enhanced federal regulations of prediction markets. Nasdaq CEO Adena Friedman and CME Group CEO Terry Duffy say oversight is necessary to protect investors and stop market manipulation.

March 10: U.S. District Chief Judge Sarah D. Morrison denies Kalshi’s motion for a preliminary injunction in Ohio, citing her obligation to "avoid the absurd." According to her ruling, "Ohio argues that absurd results would flow from defining a 'swap' to include a sports-event contract. The Court agrees."

March 9: Kalshi and Polymarket reportedly [seek funding](https://hufaconcept.com.tr/index.php?route=journal3/blog/post&journal_blog_post_id=8) that could value both of them at around $20 billion. Kalshi was last valued at $11 billion, with Polymarket appraised at approximately $9 billion.

March 6: An Illinois lawmaker wants to force prediction market platforms to be licensed and pay state taxes. Introduced by Sen. Michael Hastings, SB 4168 would give [Illinois regulators](http://maomaochong.top30000/rosariaconnell) power to go after "illegal" prediction market platforms.

March 5: Two U.S. lawmakers aim to keep government officials from trading event contracts on prediction market platforms like Kalshi and Polymarket. [Proposed legislation](https://www.nemusic.rocks/aaronwtw872245) would make it illegal for the President, Vice President, and Congressional members to trade on prediction market [platforms](https://jovita.com/tuyetdegroot84).

March 4: One day after filing a lawsuit against Kalshi, Michigan Attorney General Dana Nessel is targeted by a lawsuit filed by Kalshi’s competitor Polymarket. Michigan became the 10th state to tangle with Kalshi in the courts a day earlier.

March 4: Betr is joining its peers in the prediction market space. Partnering with Polymarket, Betr plans to offer event contracts on sports, politics, and culture through the partnership with the prediction market giant.

BREAKING: Betr and Polymarket announce partnership to bring Prediction Markets to the Betr Super App in 2026 🤝

March 4: Polymarket removes a controversial prediction market that allowed customers to win money if a nuclear attack occurred before a series of deadlines. The market existed for years, but is removed after it was circulated in a viral post on X earlier in the week.

March 3: Daily fantasy sports operator Underdog cuts more than 20% of its workforce as the company makes a major shift into prediction markets. The [company](https://www.vipmascot.com/blog/journal-blog) began its pivot toward prediction markets in the second half of 2025.

March 2: DraftKings will offer sports betting and/or trading access across all 50 states in a unified app in a move that will expand its sports footprint and accelerate national prediction market growth.

March 2: Nasdaq submits an application to the U.S. Securities and Exchange Commission to release prediction market options. The proposal aims to allow traders to buy and sell yes-or-no contracts related to the performance of stocks on the Nasdaq 100 Index.

March 1: Saturday's U.S-Israeli strikes on Iran make major trade waves. The trending news topic has been [generating](https://git.sortug.com/frederickrnf55) significant trading volume on prediction market platforms like Kalshi and Polymarket, with several markets all seeing more than $2 million in trading activity in the hours following the strikes.