options-strategy-advisorlisted
Install: claude install-skill ajeeshworkspace/indian-trading-skills
# Options Strategy Advisor — Indian F&O Markets (NSE)
## Overview
This skill provides comprehensive options strategy analysis tailored to the Indian
Futures & Options market on the National Stock Exchange (NSE). It covers strategy
selection, live data retrieval, margin estimation, profit/loss simulation, Greeks
analysis, and risk management — all adapted for the specific characteristics of
Indian F&O trading.
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## Indian F&O Market Characteristics
### Exercise Style
- **European-style exercise only.** Options on NSE can only be exercised at expiry,
not before. This simplifies pricing (Black-Scholes applies directly without
early-exercise adjustments) and means time value is always fully captured by
the seller until expiry.
### Expiry Schedule
| Underlying | Expiry Day | Expiry Type |
|--------------|-------------|----------------------|
| NIFTY | Thursday | Weekly + Monthly |
| BANK NIFTY | Wednesday | Weekly + Monthly |
| FINNIFTY | Tuesday | Weekly + Monthly |
| SENSEX (BSE) | Friday | Weekly + Monthly |
| Stock Options | Last Thursday | Monthly only |
- Monthly expiry is the last Thursday of the month (or preceding trading day if
Thursday is a holiday).
- Weekly expiries are available only for index options, not individual stocks.
### Lot Sizes
Lot sizes are periodically revised by the exchanges. Always verify current lot
sizes using the Groww MCP tool `fno_mcx_contracts_search_tool` before calc