Insider Trading
Coverage of Insider Trading in the Nexus archive.
- Insider Trading Cases End as DOJ Dud With Few Prison Sentences
The article discusses insider trading cases ending with few prison sentences by the DOJ, highlighting concerns about market valuations and President Donald Trump's tariff policy easing. The S&P 500 Index declined as these factors offset optimism around the upcoming CES conference.
- There's one big reason insider trading is harder to catch in stocks than prediction markets: Kalshi CEO
Kalshi CEO Tarek Mansour claims insider trading is easier to detect in prediction markets compared to the stock market due to the direct link between information and trades. He cited former Rep. George Santos's alleged insider trading on Kalshi as an example, noting the platform is implementing stricter measures to combat such activity. Lawmakers, including Minnesota Gov. Tim Walz, have criticized prediction markets and proposed bans or restrictions.
- 6/28/2026: Betting on War; The Looting of Cambodia
The article discusses the high win rate of bets on military operations as a potential indicator of insider trading and reports on Cambodia's efforts to track down looted antiquities.
- 6/28/2026: Betting on War; The Looting of Cambodia
The article highlights a high win rate of bets on military operations, potentially indicating insider trading, and reports on Cambodia's efforts to track down looted antiquities.
- High win rate of bets on military operations a likely sign of insider trading
Prediction market users are profiting from bets on war. Analysts suggest suspiciously timed bets and high win rates on military outcomes indicate possible insider trading.
- Suspicious trades make millions with bets tied to U.S. military operations
Prediction market users are profiting from bets on U.S. military operations. Analysts suggest suspiciously timed wagers and high win rates indicate insider trading.
- House panel advances bill banning lawmakers from political betting markets
House Republicans advanced a bill to prohibit lawmakers and their families from trading on Washington-focused prediction markets. Democrats criticized the bill for loopholes, while Republicans defended it as a step to restore trust in Congress by curbing insider trading risks.
- House Republican Introduces Insider Trading Bill to Ban Lawmaker Prediction Market Bets
A House Republican introduced a bill to prohibit lawmakers and their family members from making policy-related prediction market bets. The legislation aims to prevent potential insider trading by restricting such financial activities.
- Republican lawmaker proposes prediction markets insider trading ban, not including White House officials
A Republican lawmaker proposed a bill to ban insider trading in prediction markets. The bill does not prohibit members of the US Congress from using these platforms or placing sports bets but targets policy-related wagers. White House officials are excluded from the proposed restrictions.
- US Senate Dems press federal agency to increase oversight of prediction markets
U.S. Senate Democrats are urging the Commodity Futures Trading Commission to increase oversight of prediction markets like Kalshi and Polymarket, citing concerns over insider trading and consumer harms. The senators, led by Amy Klobuchar, called for stricter regulations and clearer contract terms to address risks as these markets grow in popularity.
- US Senate Dems press federal agency to increase oversight of prediction markets
A group of 16 U.S. Senate Democrats, led by Amy Klobuchar, is urging the Commodity Futures Trading Commission to tighten regulation of prediction markets like Kalshi and Polymarket. They cited concerns over insider trading, consumer harms, and ambiguous contract language as these markets grow in popularity among retail participants.
- US Senate Dems press federal agency to increase oversight of prediction markets
A group of 16 U.S. Senate Democrats is urging the Commodity Futures Trading Commission to tighten regulation of prediction markets like Polymarket and Kalshi, citing concerns over insider trading and consumer harms. The senators requested guidance to prevent market manipulation and called for reviews of policies to ensure adequate resources for preventing abuse.
- Kalshi adds required employment verification for some prediction market bets
Kalshi has added required employment verification for some prediction market bets. The CFTC is considering its first regulation for prediction markets, focusing on contracts involving activities like terrorism, war, or unlawful conduct. Recent arrests over 'insider trading' on topics ranging from military operations to Google Search data have increased regulatory scrutiny.
- Kalshi planning to require some participants to identify employers
Kalshi plans to require users in certain markets to share employer information to combat insider trading. The prediction market introduced a system to score markets based on insider trading and manipulation risks, with higher-risk markets requiring employment verification.
- Kalshi Rolls Out New Safeguards After Insider Trading Concerns Hit Prediction Markets
Kalshi has introduced new safeguards requiring traders to disclose their employers when participating in high-risk markets linked to insider trading or manipulation. The measures aim to address concerns about insider trading and market manipulation in prediction markets.
- Prediction platform Kalshi to collect job details to combat insider trading
Prediction platform Kalshi will collect employment information for markets at heightened risk of manipulation to combat insider trading.
- 'Maximal' ban on insider trading would hurt prediction markets, says researcher
A researcher argues that a maximal ban on insider trading could negatively impact prediction markets. Balbinder Singh Gill explains that while insider trades may improve current price accuracy, they could reduce future market participation.
- Kalshi requires traders to disclose employers to curb insider trading in sensitive markets
Kalshi, a prediction markets platform, requires traders to disclose their employers to prevent insider trading in sensitive markets. The company also implemented a risk-scoring system and whistleblower tools to maintain market integrity.
- Kalshi now requiring users to disclose employers for some bets after string of insider trading scandals
Kalshi, a platform allowing bets on various topics, plans to require some users to disclose their employers following insider trading scandals. An advisory committee has recommended stricter security measures to prevent market manipulation and insider trading.
- Kalshi to make some users reveal job details to tackle insider trading
Kalshi, a prediction betting platform, is implementing new rules requiring certain users to disclose job details to address insider trading issues. The platform is taking steps to combat insider trading by adding these requirements.
- Kalshi rolls out whistleblower services, employment verification to curb insider trading
Kalshi has introduced whistleblower services and employment verification to prevent insider trading. Traders must now disclose their employer's identity when participating in sensitive markets, as first reported by the Wall Street Journal.
- Kalshi will require employment info for some bets as an insider trading precaution
Kalshi will require employment information for certain bets as a precaution against insider trading. The new rules may create a minor obstacle for individuals attempting to cheat.
- Kalshi to collect employment info from customers trading in some high-risk markets
Kalshi, a prediction market platform, will begin collecting customer employment information for trading in specific high-risk markets. The company stated this measure targets markets with heightened risks of insider trading.
- Kalshi looks to tackle insider trading by asking some users for their employer info
Kalshi is addressing insider trading concerns by requesting employer information from some users. The move comes as prediction markets face increased scrutiny over insider trading and market manipulation.
- Hong Kong film producer Raymond Wong sentenced to 5 months for insider trading
Hong Kong film producer and actor Raymond Wong Pak-ming was sentenced to five months in prison for insider trading. He shared confidential information with his sister to trade shares in an entertainment company he chaired in 2017. A Hong Kong court granted him bail pending appeal but ruled against non-custodial punishment.
- Trump pardons former US Congress member accused of insider trading
Trump pardons Stephen Buyer, who was convicted of insider trading and sentenced to 22 months in prison but claims innocence. Buyer was a Republican accused of the crime.
- Trump pardons former Republican congressman convicted of insider trading
Donald Trump pardoned Stephen Buyer of Indiana, who served nearly two years in prison after conviction for insider trading. Buyer was sentenced to 22 months in prison in 2023 for illegal stock trades and ordered to forfeit $350,000 and pay a $10,000 fine. Trump's administration has promoted a crackdown on fraud in states run by Democrats.
- Trump issues pardon to former Republican Indiana congressman convicted of insider trading
President Donald Trump has issued a pardon to Stephen Buyer, a former Republican congressman from Indiana who served nearly two years in prison for making illegal stock trades based on inside information after he left office.
- Trump issues pardon to former Republican Indiana congressman convicted of insider trading
President Donald Trump has issued a pardon to Stephen Buyer, a former Republican congressman from Indiana. Buyer was convicted of insider trading and served nearly two years in prison.
- Trump issues pardon to former Republican Indiana congressman convicted of insider trading
President Donald Trump has issued a pardon to Stephen Buyer, a former Republican Indiana congressman who was convicted of insider trading. Buyer served nearly two years in prison for making illegal stock trades based on inside information after leaving office.
- Trump issues pardon to former Republican Indiana congressman convicted of insider trading
President Donald Trump has issued a pardon to Stephen Buyer, a congressman from Indiana who served nearly two years in prison for making illegal stock trades based on inside information after leaving office.
- Trump pardons former GOP congressman convicted of insider trading
President Donald Trump issued a full pardon for Steve Buyer, a former Indiana Republican congressman convicted of insider trading in 2023.
- Trump pardons former Republican congressman who was convicted of insider trading
President Donald Trump pardoned Stephen Buyer, a former GOP Congressman from Indiana, who was convicted of insider trading and sentenced to 22 months in prison. The pardon was issued despite Buyer's conviction and prison term.
- Trump pardons ex-GOP lawmaker convicted in insider trading scheme
President Trump granted a pardon to a former Republican lawmaker convicted of insider trading. The pardon was issued without explanation, according to the White House.
- Trump issues pardon to former Republican congressman who made $350,000 in illegal gains from insider trading
President Donald Trump pardoned Stephen Buyer, a former Republican congressman, who was imprisoned for 22 months for insider trading that generated $350,000 in illegal gains. Trump cited Buyer’s military and legislative career, while Buyer claimed the prosecution was politically motivated and denied committing the crime.
- Trump pardons Stephen Buyer, GOP congressman convicted of insider trading
President Donald Trump has pardoned Stephen Buyer, the former Republican congressman who spent two years in prison for making illegal stock trades based on inside information.
- Trump pardons Stephen Buyer, GOP congressman convicted of insider trading
President Donald Trump has pardoned Stephen Buyer, a Republican congressman who was convicted of insider trading and served two years in prison for making illegal stock trades based on inside information.
- Trump issued pardon to former Republican congressman convicted of insider trading
President Donald Trump pardoned Stephen Buyer, a Republican congressman convicted of insider trading, after he served nearly two years in prison. Buyer claims the prosecution was politically motivated and maintains his innocence, while Trump cited Buyer’s military and legislative career as reasons for the pardon.
- Trump Pardons Former Congressman Convicted of Insider Trading
Trump pardons Stephen Buyer, a former congressman convicted of insider trading. Buyer was arriving for his insider trading trial in New York City in 2023.
- Trump pardons former US Congressman Stephen Buyer convicted of insider trading
Trump pardons Stephen Buyer, who was convicted of insider trading. Buyer was found guilty in March 2023 on four counts of securities fraud.