Prediction-market companies are identifying hundreds of cases of suspected insider trading.

But the game has been opened up for millions of Americans, democratized by prediction markets like Kalshi and Polymarket, where users can bet on anything, including, in some cases, an outcome they know is going to happen.

Prediction market trading volume has risen from under $5 billion monthly in mid 2025 to nearly $24 billion in April 2026, with sports dominating.

Understand ATM, ITM, and OTM options and how to use them effectively for profitable trading. Learn their differences and trading strategies.

Learn what unrealized losses are, how they work, their impact on investments and taxes, and see a detailed example to understand this key financial concept.

To access the stock market, Australians can use an online share trading platform (where you complete the trades yourself) or a full-service broker (someone who completes trades on your behalf).

One year ago, Versus Trade entered the world's most competitive and crowded industries. Today, on its first anniversary, it has surpassed $300 billion in trading volume, doubling from $150 billion to $300 billion in a quarter and expanding its reach to traders across more than 45 countries.

Learn how exhaustion gaps signal trend reversals in stock trading, what features define them, and how investors can capitalize on these shifts for strategic advantage.

Quant trading uses math and data to predict stock price changes and execute trades quickly. Computers in quant trading base decisions on data, removing the emotional risks of investing. Retail access to quant strategies has grown, but institutional firms ...

Increased internet penetration, smartphone adoption, growing interest in trading in the financial markets, and seeking opportunities beyond the domestic market have all led to a boom in the trading apps business in Australia, according to US-based Markwide Research.

In 2025, the SEC has shifted focus back to traditional insider trading enforcement, with fewer new cases but steady penalties. The approach is more conservative, targeting classic schemes and individual accountability. The agency uses data tools like CAT ...

The prediction market platform Kalshi will start collecting customer employment information for trading in certain markets that are at heightened risk of insider trading, the company said. The Tuesday announcement follows several incidents where traders have used inside information to profit on prediction market platforms like Kalshi and Polymarket.