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.

Discover how securities exchanges use matching orders to pair buy and sell orders, explore trading algorithms like FIFO and pro-rata, and learn from real-world examples.

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

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).

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.

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.

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 ...

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 ...

Much of this popularity can be attributed to the rise of free trading platforms – apps and websites that do not charge account-opening, platform, or trading fees. While some fees will still apply (more on this below),

SpaceX made its public debut Friday on Wall Street in record fashion. Stocks soared, making Elon Musk the world's first-ever trillionaire. Cristian Benavides reports.