Last mentioned: Mar 26, 2026
State Court Hearings
Nevada courts to determine if prediction markets violate state gaming statutes.
Insider Trading Bans
Both platforms announce formal prohibitions on trading with non-public information.
VC Fund Launch
CEOs of Kalshi and Polymarket back a $35M fund for the prediction market sector.
Judge Michael Liburdi denies Kalshi's request to block state action.
Truth Social scheduled to launch its crypto-based prediction market.
Market Reaction
Industry participants begin assessing the risk of state-level preemption of federal law.
Criminal Charges Filed
Arizona AG Kris Mayes files 20 criminal counts against Kalshi.
Criminal Filing
Arizona officially hits Kalshi with criminal charges, escalating the conflict.
Criminal Indictment Filed
Arizona authorities officially file 20 counts against Kalshi for illegal gambling.
The Flip
Democrats officially overtake Republicans as the favorites for Senate control on both major platforms.
Public Debate
Lawmakers publicly express concern over self-policing in the prediction market boom.
Odds Narrow
The gap between Democratic and Republican odds closes to within a margin of error on Polymarket.
Legal Action Initiated
Utah begins formal legal inquiries into prediction market operations within the state.
Injunction Filing
Expected date for Nevada regulators to file for temporary trading halts.
Federal Remand
Judge sends Nevada's cases against Kalshi and Polymarket back to state court.
Iran Tensions Escalate
Geopolitical risks in the Middle East begin to dominate the news cycle and global markets.
Legislative Review
Congressional ethics committees begin formal review of 'insider betting' risks.
Utah Legislative Session
Lawmakers signal intent to clarify anti-gambling statutes for digital assets.
Powell Inflation Commentary
Fed Chair Jerome Powell warns of persistent inflation, signaling a hawkish policy path.
Market Sell-off
U.S. equities and Treasuries drop sharply in response to Federal Reserve sentiment.
Prediction market leaders Kalshi and Polymarket have introduced comprehensive new prohibitions on insider trading to bolster market integrity and appease federal regulators. The move marks a critical pivot toward institutional-grade compliance as event-based wagering enters the financial mainstream.
Arizona authorities have filed criminal charges against prediction market platform Kalshi, alleging the operation of illegal betting activities within the state. The legal escalation comes as Federal Reserve Chair Jerome Powell’s hawkish inflation comments triggered a sharp sell-off across U.S. equities and Treasuries.
Arizona has initiated unprecedented criminal proceedings against Kalshi, marking a sharp escalation in the legal battle between state authorities and regulated prediction markets. The move challenges the federal oversight of the CFTC and could trigger a nationwide wave of state-level enforcement against event-based trading platforms.
Arizona has filed 20 criminal counts against Kalshi, alleging the platform operates an illegal gambling business by offering bets on elections and college sports. The move marks a significant escalation in the jurisdictional battle between state gambling regulators and federal oversight of prediction markets.
Arizona has filed 20 criminal charges against prediction market platform Kalshi, alleging the company is running an illegal gambling operation. This marks the first time a U.S. state has pursued criminal action against a federally regulated prediction market, creating a major legal precedent.
Traders on Kalshi and Polymarket have sharply reversed their bets on U.S. Senate control, with Democrats now favored over Republicans. This significant shift in political sentiment is largely attributed to escalating geopolitical tensions in Iran, which have reshaped the risk landscape for bettors.
The rapid ascent of prediction markets has triggered a legislative debate over whether members of Congress should be barred from participating in markets they can directly influence. As these platforms move from the periphery to the mainstream, the risk of insider betting by government officials has become a central regulatory concern.
The State of Utah is initiating a landmark legal challenge against prediction markets Kalshi and Polymarket, testing the boundaries of state anti-gambling laws against federally regulated and decentralized financial platforms. This conflict represents a pivotal moment for the 'event contract' industry as it faces one of the strictest regulatory environments in the United States.
State authorities have launched a coordinated critique of prediction markets Kalshi and Polymarket, alleging the platforms are bypassing established sports betting laws. The regulatory pushback emerges as both companies seek massive $20 billion valuations while expanding their footprint into athletic event contracts.
A public and deeply personal rift between Kalshi CEO Tarek Mansour and Polymarket CEO Shayne Coplan has reached a breaking point, highlighting the ideological divide between regulated finance and decentralized crypto platforms. As both platforms vie for dominance in the prediction market sector, the feud is increasingly shaping regulatory discourse and market competition.
A federal judge has remanded Nevada's legal challenges against prediction markets Kalshi and Polymarket back to state court, clearing the way for local regulators to pursue temporary injunctions. This move intensifies the regulatory pressure on event-driven trading platforms as they face mounting scrutiny over potential insider trading and market integrity.
A former operator of a Canadian prediction market has voiced significant skepticism regarding the industry's future, citing regulatory fragmentation and liquidity traps. The critique highlights a growing divide between the theoretical 'wisdom of the crowd' and the practical challenges of maintaining market integrity in a small jurisdiction.
Federal Reserve researchers have identified Kalshi’s prediction market data as a valuable tool for monitoring real-time economic expectations. By leveraging "rich intraday dynamics," the central bank could gain immediate insights into how financial markets react to major policy announcements.
This page surfaces every story mentioning Kalshi across our crypto coverage. We track each entity's appearance over time so readers can trace how the narrative evolves — which developments are isolated incidents, which build into longer arcs, and which reframe how operators in the space think about the entity. Story selection uses the same multi-source verification gate applied across the rest of our coverage.
Read our editorial methodology for how we identify, deduplicate, and score entity references. Our glossary defines the technical terms used across stories on this page, and our trends index contextualizes individual developments against the longer-running crypto beat. Cross-entity comparisons live on our compare view.
| What you see | What it tells you |
|---|---|
| Story count | Number of distinct stories where Kalshi was a primary or referenced actor. |
| Recency clustering | Whether mentions are concentrated in a recent window (a news cycle) or distributed (a sustained arc). |
| Sentiment distribution | Aggregate sentiment of the stories mentioning this entity, weighted by impact score. |
| Cross-niche links | When the same entity surfaces in our sibling networks, we link to those views to enrich context. |