HDFC Bank Limited options tape
Read from CBOE's delayed chain on 26 September 2026, with HDFC Bank Limited at $23.29: open interest within 90 days was 19,363 call and 4,356 put contracts, a put/call ratio of 0.22; the day's volume was 121 calls and 1 puts (0.01). The most call open interest sits at the $25.00 strike (8,403 contracts) and the most put open interest at $22.50 (1,898). The at-the-money straddle for 16 October 2026, 20 days out, was priced at 5.5% of spot. For 16 October 2026, implied volatility was 32.7% at the put 5% below spot and 33.8% at the call 5% above, -1.2 points.
Where the open interest sits
| Side | Strike | Open interest |
|---|---|---|
| Calls | $25.00 | 8,403 |
| Puts | $22.50 | 1,898 |
The strike with the most open interest on each side, across expiries within 90 days.
Open-interest builds against the previous day appear from the second daily read of this name.
Source
CBOE delayed quotes for HDB, the free 15-minute-delayed chain, read once a day. Figures describe positioning; they are not a forecast.
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