Index option chains today: NIFTY, BANKNIFTY and SENSEX open interest
As of Friday 23 October 2026, from the exchange's official end-of-day F&O file.
Where the open interest sits by strike, the put-call ratio and max pain, rebuilt every evening from the exchanges' official day-end files.
Next NIFTY expiry: Tuesday 27 October 2026; the one after: Tuesday 3 November 2026. From the exchange's F&O contract list.
Next BANKNIFTY expiry: Tuesday 27 October 2026; the one after: Monday 23 November 2026 — moved from the usual Tuesday. From the exchange's F&O contract list.
Next SENSEX expiry: Thursday 29 October 2026; the one after: Thursday 5 November 2026. From the exchange's F&O contract list.
NIFTY options →
As of 23 October 2026BANKNIFTY options →
As of 23 October 2026SENSEX options →
As of 23 October 2026Stock option chains
The F&O stocks with the most option turnover. Each page: open interest by strike, put-call ratio, max pain and the biggest call and put strikes, from the exchange's day-end file.
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