What should your daily loss limit be for Nifty and BankNifty options? This guide provides the formulas, reference tables for common capital sizes, and explains how to enforce your limit automatically via broker API.
Calculate Nifty options risk in two steps: determine your maximum per-trade risk (1–2% of capital), then set a daily loss limit (1.5–2% of capital total). On a ₹3 lakh account — per-trade max ₹3,000–₹6,000, daily limit ₹4,500–₹6,000. Automate the daily limit with TradeGuard so it enforces without requiring manual intervention.
Professional traders and fund managers use a standard framework: daily loss limit = 1-2% of total trading capital. This is not arbitrary — it is mathematically derived from the need to survive 50 consecutive loss days without account ruin (which never happens in practice but defines the floor).
Nifty lot size: 75 units per lot. At Nifty 24,000, ATM option premium ~₹150-250. One lot cost = ₹11,250-18,750. Your daily loss limit should be at least 2× the cost of one lot — otherwise a single trade hitting SL would breach your daily limit immediately, which is too conservative.
BankNifty lot size: 30 units per lot. Higher volatility than Nifty — premium moves faster, so per-lot risk is larger in ₹ terms per point move. BankNifty traders should use slightly higher absolute limits or trade fewer lots.
Recommended max trades per day: 3-5 for pure Nifty options, 2-4 for BankNifty. More trades than this typically means you're churning without edge, not trading more opportunities.
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