RSJ operates on global exchanges in London, Chicago, New York, Frankfurt, and Tokyo. The company specializes in algorithmic trading, where both decision-making and trade execution are automated. Market making serves as RSJ's core trading strategy. On some markets, the company ranks among the largest traders, while on others, it holds official market maker status authorized directly by the respective exchange. This enables other participants to trade efficiently without actively seeking counterparties. Headquartered in Prague, RSJ manages its global operations with a team of top experts who design, program, develop, and monitor advanced trading models. To maximize efficiency, RSJ leverages cutting-edge technological infrastructure, including colocated servers directly on exchanges.
| Website | https://www.rsj.com |
| Revenue | $34.6 million |
| Employees | 97 (32 on RocketReach) |
| Founded | 1994 |
| Industry | Capital Markets |
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The RSJ annual revenue was $34.6 million in 2026.
Michal Sanak is the CIO of RSJ.
32 people are employed at RSJ.