How Can I Use a Stock Market Simulator to Test Whether My Trading Strategy Actually Works?
This guide explains the exact method for validating a trading strategy on a stock market simulator before risking real capital. It covers writing testable entry/exit rules in advance, committing to a sample size of 30 to 50 trades before starting. Following rules without discretionary overrides, tracking metrics beyond simple profit and loss (win rate, reward-to-risk ratio, maximum drawdown, market condition), and manually adjusting simulated results for real transaction costs and slippage since simulators don't model these by default. It cites SEBI's verified finding that loss-making intraday traders paid costs equal to 57% of their losses in FY23, and profitable traders gave up 19% of gains to costs. It closes with a three-point check for whether a strategy has a genuine edge (positive expectancy, tolerable drawdown, consistency across market conditions) and covers common failure modes: cherry-picking, overfitting, undersized samples, and inconsistent position sizing. Neostox is featured as the platform for running this test, covering equities, futures, and options with live market conditions, a trade log, NeoScreener, and options chain analysis.
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