insider-trading
34 stories related to this topic, newest first.
New York PostKalshi Adds Employer Verification and Risk Scoring to High-Insider-Risk Prediction Markets
Kalshi will require users placing certain wagers to disclose their employers starting in the coming weeks. The policy targets markets with elevated insider-trading or manipulation risk.
medium.comKalshi Mandates Employer Disclosure on Sensitive Markets and Adds Whistleblower Tools After Polymarket Insider-Trading Case
The prediction market platform introduced employment verification and risk scoring for sensitive contracts effective immediately after its advisory committee recommended tighter controls.
usethebitcoin.comKalshi to Collect Employment Data, Bar Presumptive Insiders from High-Risk Prediction Markets
Kalshi said Tuesday it will require employment information from users trading in markets scored for insider-trading risk and will bar presumptive insiders from those contracts.
theconversation.comKalshi to Require Employment Data for Certain Event Contracts
The prediction market platform will collect employment information from users placing bets on contracts tied to companies or economic indicators. The measure aims to reduce the risk of insider trading on its platform.
New York PostThirty People Charged in Alleged Decade-Long Insider Trading Scheme Involving Lawyers
Nicolo Nourafchan, Robert Yadgarov and Lorenzo Nourafchan pleaded not guilty in federal court in Boston to securities fraud charges tied to a scheme that began in 2014. Prosecutors said the operation involved tipping on corporate deals and generated tens of millions of dollars.
Abc NewsGoogle Employee Charged With Using Inside Information to Bet on Search Trends
Federal prosecutors unsealed a criminal complaint Wednesday charging a Google software engineer with using confidential company data to place bets on a prediction market platform. The employee allegedly profited more than $1 million before his arrest in New York.
CoinDeskHouse Oversight Committee Opens Insider Trading Probe Into Prediction Markets
The House Oversight Committee is investigating Kalshi and Polymarket after concerns that government employees may have used nonpublic information to profit on event contracts. Chairman James Comer sent letters Friday requesting internal records on identity verification and tradin…
CoinDeskBubblemaps Reports 80 High-Accuracy Bets on Polymarket Ahead of U.S. Iran Actions
Bubblemaps analysts identified 80 bets on Polymarket with a 98 percent win rate on U.S. military actions against Iran. The findings prompted renewed calls for legislation restricting war-related prediction market contracts.
catholicnewsagency.comSenator Introduces Amendment to Ban Government Officials From Prediction Market Trading
Senator Elissa Slotkin introduced an amendment on Tuesday to prevent insider trading by U.S. government officials on prediction markets. The proposal follows reports of large profits from bets on U.S. military actions in Iran and Venezuela.
NprHouse Delays Action on Prediction Market Ban Despite Bipartisan Calls
House members and staff remain able to trade on prediction markets while the Senate and White House have restricted such activity. Several lawmakers have introduced measures to prohibit the practice amid reports of insider trading.
news.google.comPolymarket Faces Scrutiny From 60 Minutes And Wall Street Journal
Two major news outlets examined Polymarket's operations on Sunday night. 60 Minutes investigated potential insider trading while The Wall Street Journal reviewed the platform's dispute resolution system.
thehindubusinessline.comPrediction Markets See Over $1 Billion in War-Related Bets This Year
More than $1 billion has been wagered on military outcomes on prediction markets this year. Analytics firm Bubblemaps identified nine linked accounts that won 98 percent of over 80 bets on U.S. military actions involving Iran.
theshelbyreport.comCFTC Chairman Announces Enforcement Push Against U.S. Users Accessing Offshore Prediction Markets via VPNs
Michael Selig told WIRED the agency is staffing up, deploying AI tools and pursuing hundreds of insider trading tips as it surveils global prediction markets including Polymarket. The CFTC is examining suspicious trades tied to geopolitical events and will apply extraterritorial…
finance.yahoo.comThirty Charged in Decade-Long Insider Trading Scheme Involving Law Firm Information
Charges were unsealed Wednesday against 30 defendants in an alleged international insider trading operation that spanned a decade. Nineteen defendants were arrested and two others, located in Russia and Israel, are considered fugitives. Authorities said the defendants traded on c…
Former Wachtell Lawyer Turned Banker Contacted in Insider Trading Inquiry
Sources have linked a former Wachtell lawyer who became a banker to an insider trading case. The individual is described as a former Wachtell lawyer turned banker. Reuters reported the development on Saturday.
nypost.comFBI Arrests 19 in Decade-Long Insider Trading Scheme Involving Coded Communications
Federal authorities unsealed charges against 30 people on May 8 2026 for allegedly stealing confidential information from more than two dozen merger and acquisition deals at top U.S. law firms. The scheme, which lasted approximately a decade, netted participants tens of millions…
Usa TodayLarge Bet on U.S. Invasion of Cuba in 2026 Draws Scrutiny on Prediction Market
An anonymous trader placed a $57,500 bet on Polymarket that the U.S. will invade Cuba in 2026. The size of the position, placed shortly after the account was created, prompted analysts to question whether the trader had nonpublic information. The trader later sold most of the pos…
Financial TimesU.S. Prosecutors Charge 30 in Global Insider Trading Scheme
Officials announced charges against 30 people for their involvement in a decade-long insider trading ring that generated tens of millions of dollars in illegal profits. Elite Wall Street lawyers are accused of aiding the operation. The scheme spanned multiple countries and lasted…
Financial TimesUS Prosecutors Charge 30 With Insider Trading Using Law Firm Deal Information
Officials announced charges against 30 individuals in an insider trading scheme that allegedly relied on confidential information from law firm deal materials. Lawyers from elite Wall Street firms are accused of providing transaction details that were used for trading ahead of an…
fortune.comSenate Passes Bipartisan Resolution Banning Members and Staff From Prediction Markets
The U.S. Senate passed a bipartisan resolution prohibiting its members and staff from participating in prediction markets amid concerns over insider information. The measure, effective immediately, follows reports of profitable bets on sensitive events like military actions. The…
pbs.orgU.S. Senate Unanimously Passes Rule Banning Senators From Prediction Market Trading
The U.S. Senate unanimously approved a rule prohibiting senators from trading on prediction markets, effective immediately. The decision follows recent insider trading incidents involving political candidates and a military member. Democratic lawmakers also urged federal regulato…
CoinDeskU.S. Senate Bans Members and Staff From Trading on Prediction Markets
The U.S. Senate passed a resolution prohibiting its members and staff from participating in prediction markets amid concerns over insider trading. The move follows reports of users profiting from accurate predictions of U.S. military actions. Separately, prediction markets exclud…
Nbc NewsU.S. Special Forces Soldier Pleads Not Guilty to Betting on Maduro Capture
A U.S. Army Special Forces soldier pleaded not guilty to federal charges for allegedly using classified information to bet on the capture of former Venezuelan leader Nicolas Maduro. The soldier, accused of winning over $400,000 on prediction market bets, participated in the opera…
rnz.co.nzEconomist Advocates for Insider Trading in Prediction Markets Amid Recent Crackdowns
A George Mason University professor argues that allowing insiders to trade in prediction markets improves accuracy and informs decisions, despite recent charges against a U.S. Army soldier for using classified information to bet on a platform and fines against federal candidates…
Office of United States Representative Alexandria Ocasio-Cortez / Wikimedia (Public domain)Congress Member Abstains from Stock Trading, Cites It as Ethical Principle
A member of Congress stated they do not engage in stock trading, calling it the one moral standard they uphold in the legislative body. They attributed their lack of money to this choice. The remark occurred amid discussions on ethics and financial practices among lawmakers.
kingworldnews.comBets Placed on Iran Conflict Raise Insider Trading Suspicions
A reporter raised questions about bets being placed on the Iran conflict and suspicions of insider trading. The respondent described the world as having become somewhat of a casino and expressed conceptual dislike for the situation. The response noted that it is what it is.
BenzingaSen. Adam Schiff Introduces Bill to Ban Prediction Market Bets on Wars, Assassinations, and Terrorism
U.S. Sen. Adam Schiff urged Congress to impose stricter regulations on prediction markets, citing risks of unethical profits from insider information. He proposed legislation to ban contracts linked to events like war, assassination, terrorism and death. Schiff warned that inacti…
koreaherald.comUS Special Forces Soldier Arrested for Insider Trading on Venezuela Operation Bets
The U.S. Department of Justice arrested a special forces soldier involved in Venezuelan President Nicolas Maduro's capture. The soldier allegedly used insider information to bet over $33,000 on Polymarket, netting more than $409,000. This marks the first U.S. prosecution of insid…
BloombergLawsuit Alleges Jane Street Insider Trading Before $40B Terraform Crash; Firm Seeks Dismissal
Jane Street has urged a judge to throw out a lawsuit accusing the firm of trading on inside information. The alleged trading occurred ahead of the $40 billion crash of cryptocurrencies associated with Terraform. The case highlights scrutiny on trading practices in the crypto mark…
WiredKalshi Suspends Three Congressional Candidates for Trading on Their Own Elections
Prediction market platform Kalshi announced enforcement actions against three U.S. congressional candidates for insider trading on their own campaigns. The candidates from Virginia, Minnesota, and Texas faced fines and five-year suspensions. The moves follow Kalshi's recent initi…
thegatewaypundit.comKalshi Fines and Suspends Three Politicians for Alleged Insider Trading
Kalshi has fined three politicians for alleged insider trading on their own election markets, with penalties ranging from $539 to over $6,200. The company also suspended the politicians for five years. The actions were reported by @CoinDesk.
Substrate placeholder — needs reviewStates Issue Bans on Insider Trading by Government Employees on Prediction Markets
Governors in New York, Illinois, and California have signed executive orders prohibiting state employees from using non-public information to trade on prediction markets. These measures emphasize existing laws against insider trading, amid growing concerns over platforms like Kal…
Substrate placeholder — needs reviewRep. Ritchie Torres Requests Federal Probe into Oil and Equity Futures Trades Before Trump Iran Announcement
Rep. Ritchie Torres, D-N.Y., has called for a federal investigation into trading activity in oil and equity futures markets that occurred shortly before President Donald Trump's announcement of a five-day pause in attacks on Iran's energy infrastructure in March.
Substrate placeholder — needs reviewKalshi CEO Expects Government Crackdown on Prediction Market Insider Trading
Tarek Mansour, CEO of prediction market platform Kalshi, stated in an upcoming Axios Show interview that he anticipates government enforcement against insider trading in prediction markets. He described such actions as appropriate when violations are identified. The comments addr…