HDB · Hdfc Bank Ltd

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$24.03 +0.45 (+1.91%) At close · Jul 29

Market Cap

$123.39B

5.14B

Options Chain

15-min delayed Underlying $24.03 · at close Jul 29, 2026 Options Calculator

Positioning

Aug 21, 2026 · 22 days to expiry · 22 contracts

Put / call OI

0.95

Balanced positioning

Open interest

3,234

contracts outstanding

Volume

355

traded today

Max pain

$25.00

$0.97 above spot

ATM implied vol

28.7%

market's expected move

Open interest by strike

Calls Puts

12.5

17.5

22.5

27.5

32.5

37.5

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 22d Sep 18 50d Oct 16 78d Jan 15 169d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	165.1%	0.964	—		$0.10	—	—	2	2
Call · $12.5 In the money Last — Breakeven — Implied vol 165.1% Delta 0.964 ≈96% ITM Gamma 0.008 Theta -0.016 Vega 0.004 Open interest 0 Model this call Put · $12.5 Last $0.10 Breakeven $12.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this put
0	2	133.3%	0.945	$12.30		—	—	—	—	0
Call · $15 In the money Last $12.30 Breakeven $27.30 Implied vol 133.3% Delta 0.945 ≈94% ITM Gamma 0.014 Theta -0.019 Vega 0.008 Open interest 0 Model this call Put · $15 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
260	260	95.8%	0.926	$5.81		$0.07	—	—	1	1
Call · $17.5 In the money Last $5.81 Breakeven $23.31 Implied vol 95.8% Delta 0.926 ≈93% ITM Gamma 0.025 Theta -0.017 Vega 0.009 Open interest 260 Model this call Put · $17.5 Last $0.07 Breakeven $17.43 Implied vol — Delta — Gamma — Theta — Vega — Open interest 1 Model this put
16	5	—	—	$4.09		$0.08	-0.124	69.2%	4	54
Call · $20 In the money Last $4.09 Breakeven $24.09 Implied vol — Delta — Gamma — Theta — Vega — Open interest 16 Model this call Put · $20 Last $0.08 Breakeven $19.92 Implied vol 69.2% Delta -0.124 ≈12% ITM Gamma 0.05 Theta -0.019 Vega 0.014 Open interest 54 Model this put
25	1	49.7%	0.719	$1.50		$0.20	-0.208	34.1%	21	746
Call · $22.5 In the money Last $1.50 Breakeven $24.00 Implied vol 49.7% Delta 0.719 ≈72% ITM Gamma 0.114 Theta -0.022 Vega 0.02 Open interest 25 Model this call Put · $22.5 Last $0.20 Breakeven $22.30 Implied vol 34.1% Delta -0.208 ≈21% ITM Gamma 0.144 Theta -0.013 Vega 0.015 Open interest 746 Model this put
Underlying $24.03
389	29	24.6%	0.26	$0.30		$1.38	-0.676	32.9%	1	304
Call · $25 Last $0.30 Breakeven $25.30 Implied vol 24.6% Delta 0.26 ≈26% ITM Gamma 0.224 Theta -0.011 Vega 0.021 Open interest 389 Model this call Put · $25 In the money Last $1.38 Breakeven $23.62 Implied vol 32.9% Delta -0.676 ≈68% ITM Gamma 0.185 Theta -0.016 Vega 0.021 Open interest 304 Model this put
748	4	40%	0.092	$0.05		$3.60	-0.857	49.2%	18	468
Call · $27.5 Last $0.05 Breakeven $27.55 Implied vol 40% Delta 0.092 ≈9% ITM Gamma 0.069 Theta -0.009 Vega 0.011 Open interest 748 Model this call Put · $27.5 In the money Last $3.60 Breakeven $23.90 Implied vol 49.2% Delta -0.857 ≈86% ITM Gamma 0.078 Theta -0.015 Vega 0.011 Open interest 468 Model this put
215	2	70.2%	0.116	$0.03		—	-0.907	64.3%	—	0
Call · $30 Last $0.03 Breakeven $30.03 Implied vol 70.2% Delta 0.116 ≈12% ITM Gamma 0.047 Theta -0.018 Vega 0.012 Open interest 215 Model this call Put · $30 In the money Last — Breakeven — Implied vol 64.3% Delta -0.907 ≈91% ITM Gamma 0.044 Theta -0.014 Vega 0.012 Open interest 0 Model this put
4	4	76.7%	0.066	$0.13		—	—	—	—	0
Call · $32.5 Last $0.13 Breakeven $32.63 Implied vol 76.7% Delta 0.066 ≈7% ITM Gamma 0.028 Theta -0.013 Vega 0.007 Open interest 4 Model this call Put · $32.5 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
2	1	—	—	$0.18		—	-0.93	95.5%	—	0
Call · $35 Last $0.18 Breakeven $35.18 Implied vol — Delta — Gamma — Theta — Vega — Open interest 2 Model this call Put · $35 In the money Last — Breakeven — Implied vol 95.5% Delta -0.93 ≈93% ITM Gamma 0.024 Theta -0.016 Vega 0.007 Open interest 0 Model this put
0	—	—	—	—		—	—	—	—	0
Call · $37.5 Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $37.5 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put

About this data

Greeks, implied volatility, open interest and the last price come from the latest daily snapshot and are 15-minute delayed. Bid and ask are not included on this plan.

In-the-money strikes are tinted, deepening toward the money, and the bar beside each open-interest figure scales to the heaviest strike shown. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1144967 CUSIP 40415F101 13F (30d) 142 filings 135 filers Visit website Investor relations