If you wonder about the minimum deposit for margin account, assume the higher one between $2,000 and the minimum initial deposit. Federal regulations require at least $2,000 to open a margin-enabled account and $25,000 for a "pattern" day trading account. You are also required to maintain those minimum balance when trading on margin or day trading
| Brokers | Commission | Minimum Investment | |
| Market | Limit | ||
| Interactive Brokers | $1 | $5,000 | |
| TradeStation Securities | $1 | $5,000 | |
| Just2Trade | $2.5 | $2.5 | $2,500 |
| SogoInvest | $3 | $3 | $2,500 |
| Marsco | $3.95 | $3.95 | $2,500 |
| Zecco Trading | $4.5 | $4.5 | $0 |
| LowTrades | $4.95 | $4.95 | $0 |
| MB Trading | $4.95 | $1,000 | |
| TradeKing | $4.95 | $4.95 | $0 |
| OptionsHouse | $4.95 | $4.95 | $1,000 |
| RML Trading | $4.95 | ||
| myTrack | $5 | $5 | $500 |
| ChoiceTrade | $5 | $5 | $0 |
| Ameritrade Izone | $5 | $5 | $5,000 |
| Firstrade | $6.95 | $6.95 | $0 |
| Scottrade | $7 | $7 | $500 |
| Wang Investments | $7 | $7 | $0 |
| Terra Nova Trading | $7.5 | $7.5 | $5,000 |
| Brokers | Commission | Minimum Investment | |
| Market | Limit | ||
| MyTradz.com | $7.95 | $7.95 | $200 |
| MarkeTrade | $7.95 | $12.95 | $200 |
| Investrade Discount Securities | $7.95 | $11.95 | $0 |
| Trading Direct | $9.95 | $9.95 | $500 |
| Fimat USA, LLC | $9.95 | $9.95 | $5,000 |
| Real Fast Trader | $9.95 | $500 | |
| Trend Trader | $9.95 | $9.95 | |
| AB Watley Direct | $9.95 | $9.95 | $2,000 |
| SpeedTrader | $9.95 | ||
| thinkorswim | $9.95 | $9.95 | $3,500 |
| TD Ameritrade | $9.99 | $9.99 | $2,000 |
| Trade Wall Street Financial | $9.99 | $9.99 | $500 |
| Place Trade Financial | $10.95 | $14.95 | $2,000 |
| Regal Discount Securities | $11.95 | $16.95 | $0 |
| Charles Schwab | $12.95 | $12.95 | $1,000 |
| TruTrade | $12.95 | $17.95 | $5,000 |
| E*TRADE FINANCIAL | $12.99 | $12.99 | $1,000 |
| Brokers | Commission | Minimum Investment | |
| Market | Limit | ||
| NetVest | $14 | $19 | $2,000 |
| Banc of America Investment Services | $14 | $0 | |
| Wyse Securities | $9.95+$4.5 | $9.95+$4.5 | $0 |
| American Option Services, Inc | $14.5 | $14.5 | $2,000 |
| FOLIOfn | $14.95 | $14.95 | $0 |
| optionsXpress | $14.95 | $14.95 | $0 |
| Muriel Siebert & Co | $14.95 | $14.95 | $0 |
| JH Darbie & Co | $14.95 | $19.95 | $0 |
| Seaport Securities Corp | $14.95 | $14.95 | $0 |
| WallStreet*E | $14.99 | $14.99 | $5,000 |
| Freedom Investments | $15 | $15 | |
| Cambridge Discount Brokerage | $15 | ||
| FBRDirect | $14.95+$1 | $14.95+$1 | $10,000 |
| ShareBuilder | $15.95 | $15.95 | $0 |
| Sherry Bruce's State Discount Brokers | $14+$3 | $0 | |
| Wachovia Online Brokerage | $15.95+$3 | $1,000 | |
| CIVILIAN.com | $19.95 | $19.95 | $1,000 |
| Fidelity Investments | $19.95 | $19.95 | $2,500 |
| Brokers | Commission | Minimum Investment | |
| Market | Limit | ||
| U.S. Brokerage, Inc | $19.95 | $2,500 | |
| WR Hambrecht + Co | $19.95 | $19.95 | $2,000 |
| T. Rowe Price | $19.95 | $19.95 | $2,500 |
| Wells Fargo Investments | $19.95 | $1,000 | |
| TRADEXdirect | $19.95 | $5,000 | |
| JetTrade | $14.95+$6 | $14.95+$6 | |
| Globalink Securities, Inc | $18.88+$3 | $18.88+$3 | $800 |
| Sloan Securities Corp | $19.95+$3 | $24.95+$3 | |
| InternetTrading.com | $19.95+$4.5 | $19.95+$4.5 | $10,000 |
| American Century Investments | $24.95 | $2,500 | |
| Barry Murphy | $25 | $0 | |
| Vanguard Brokerage Services | $25 | ||
| BMO InvestorLine | $25 | $29 | $5,000 |
| ScotiaMcLeod Direct Investing | $25.95 | $28.95 | |
| HSBC InvestDirect | $29 | $29 | $0 |
| PennTrade | $29.95 | $29.95 | $500 |
| Merrill Lynch Direct | $29.95 | $29.95 | $2,000 |
| Benjamin & Jerold | $29+$2 | $29+$2 | |