Reminiscences of a Stock Operator is a classic work of financial literature, presented as a fictionalized account of the life and career of legendary stock speculator Jesse Livermore. The story follows Larry Livingston from his early days in a brokerage office through his experiences in stock-market speculation, including major successes, failures, market manipulation, and lessons learned through trading.

The book explores market psychology, speculation, risk, timing, discipline, and the behavior of traders and crowds. First published in 1923, it remains one of the best-known books about stock-market speculation.