To buy penny stocks for free, you should look for online brokerages that offer trades specifically for OTC (Over-The-Counter) securities and micro-cap stocks. While many brokers offer free trades for major exchange-listed stocks (NYSE/Nasdaq), several still charge surcharges for low-priced OTC "pink sheet" stocks. Best Platforms for Free Penny Stock Trading (2026) Best Brokers for Buying & Trading Penny Stocks - NerdWallet
