Topic Archive

#Insider trading

9 Stories Found

Coins•11h ago

House Oversight Chair Seeks Ban on Government Officials’ Prediction Market Bets Amid Insider Trading Concerns

Key Highlights Four of the five prediction market platforms provided substantial information about their surveillance systems. Polymarket and Kalshi have strengthened procedures for monitoring suspicious trading activity. Congress is considering broader restrictions on government-related prediction market trading and stronger regulator-platform information sharing. Prediction Markets Face Scrutiny Over Surveillance and Government Trading Four of the five ...

2 min readRead

Coins•Nov 10, 2026

Warren Asks What White House Is Doing to Prevent Repeat of Polymarket Trump Bets

Key Highlights: Democratic lawmakers are scrutinizing the White House’s ethics oversight following an insider-trading case involving a former staffer and event-contract platform Kalshi. Senator Elizabeth Warren raised concerns over Donald Trump Jr.’s advisory roles and business ties, noting the president’s family has deepened ties with the sector. Lawmakers including Senator Catherine Cortez Masto and Representative ...

4 min readRead

Coins•Oct 27, 2026

Polymarket Faces Fresh CFTC Scrutiny Over Offshore Platform Access

Key Highlights Federal regulators have renewed scrutiny into Polymarket’s compliance systems and geographic restrictions. The inquiry focuses on user access protocols, VPN prevention, and the company’s expanding United States operations following its 2025 exchange acquisition. Heightened market activity has brought increased regulatory focus on insider trading risks, following prior enforcement actions involving prediction market wagers. ...

3 min readRead

Coins•Oct 18, 2026

Prediction Markets Face Backlash as Most Americans Oppose Betting on Elections: Poll

Key Highlights: A Reuters/Ipsos survey of 4,506 U.S. adults revealed broad bipartisan pushback against election betting, with 69% of Democrats and 61% of Republicans opposing prediction markets on electoral outcomes. Prediction exchange Kalshi recently fined and suspended four congressional candidates for placing wagers on their own races, underscoring ongoing concerns over insider trading and conflicts ...

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Coins•Oct 10, 2026

Kalshi Investigates Bets on Trump’s Press Secretary Pick, WSJ Reports

Key Highlights Prediction market platform Kalshi is actively investigating trading activity surrounding contracts that predicted the selection of Zacharia as press secretary. Zacharia had traded at an implied probability of roughly 1% prior to the announcement, prompting regulatory and market integrity scrutiny. Exchange rules permit Kalshi to freeze accounts and restrict fund withdrawals during pending ...

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Coins•Sep 20, 2026

Robinhood Engineers Charged After Allegedly Trading Crypto on Secret Listing Information

Key Highlights Two Robinhood engineers, Hefu Chai and Huaisong Xiang, have been charged by the U.S. Department of Justice with commodities fraud and wire fraud for allegedly using confidential listing information to trade crypto perpetual futures on Hyperliquid. Prosecutors allege the defendants generated over $50,000 each by repeatedly trading tokens ahead of public Robinhood Crypto ...

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Coins•Sep 17, 2026

Susquehanna Loses Bid to Freeze $100M in Alleged Insider Trading Case

New York Federal Judge Denies Susquehanna’s Bid to Freeze $100 Million in Alleged Insider Trading Case A U.S. District Court judge in Manhattan has rejected an attempt by Susquehanna Securities and Susquehanna Investment Group to freeze nearly $100 million linked to dozens of traders accused of profiting from nonpublic information ahead of a Chinese regulatory ...

6 min readRead

Coins•Sep 12, 2026

CFTC Probes Polymarket Trades Linked to Biden Pardons, Iran, Google, Report Says

CFTC Opens Three Insider Trading Investigations Into Polymarket The Commodity Futures Trading Commission has launched at least three previously unreported investigations into suspected insider trading on the prediction market platform Polymarket, according to a report from WIRED. The probes target event contracts tied to presidential pardons issued by former President Joe Biden, Iran-related geopolitical outcomes, ...

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Coins•Aug 31, 2026

Kalshi Bans George Santos Over $17,839 Market Manipulation

Kalshi has permanently banned former U.S. Representative George Santos and imposed a $71,356 penalty after determining that he manipulated an event market tied to his…

6 min readRead