CFR · Cullen/Frost Bankers, Inc.

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$164.57 -0.19 (-0.12%)

Market Cap

$10.24B

62.15M

Options Chain

15-min delayed Underlying $164.57 · today Options Calculator

Positioning

Aug 21, 2026 · 14 days to expiry · 46 contracts

Put / call OI

0.29

Call-heavy positioning

Open interest

123

contracts outstanding

Volume

traded today

Max pain

$155.00

$9.57 below spot

ATM implied vol

23.4%

market's expected move

Open interest by strike

Calls Puts

100

105

110

115

120

125

130

135

140

145

150

155

160

165

170

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180

185

190

195

200

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 14d Sep 18 42d Oct 16 70d Jan 15 161d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	142.6%	0.99	—		—	-0.019	163%	—	0
Call · $90 In the money Last — Breakeven — Implied vol 142.6% Delta 0.99 ≈99% ITM Gamma 0.001 Theta -0.04 Vega 0.012 Open interest 0 Model this call Put · $90 Last — Breakeven — Implied vol 163% Delta -0.019 ≈2% ITM Gamma 0.001 Theta -0.088 Vega 0.012 Open interest 0 Model this put
0	—	138.7%	0.984	—		—	-0.021	150.5%	—	0
Call · $95 In the money Last — Breakeven — Implied vol 138.7% Delta 0.984 ≈98% ITM Gamma 0.001 Theta -0.058 Vega 0.012 Open interest 0 Model this call Put · $95 Last — Breakeven — Implied vol 150.5% Delta -0.021 ≈2% ITM Gamma 0.001 Theta -0.088 Vega 0.012 Open interest 0 Model this put
0	—	105.3%	0.994	—		—	-0.025	140.4%	—	0
Call · $100 In the money Last — Breakeven — Implied vol 105.3% Delta 0.994 ≈99% ITM Gamma 0.001 Theta -0.017 Vega 0.005 Open interest 0 Model this call Put · $100 Last — Breakeven — Implied vol 140.4% Delta -0.025 ≈2% ITM Gamma 0.001 Theta -0.093 Vega 0.026 Open interest 0 Model this put
0	—	126%	0.975	—		—	-0.025	126%	—	0
Call · $105 In the money Last — Breakeven — Implied vol 126% Delta 0.975 ≈97% ITM Gamma 0.001 Theta -0.082 Vega 0.026 Open interest 0 Model this call Put · $105 Last — Breakeven — Implied vol 126% Delta -0.025 ≈2% ITM Gamma 0.001 Theta -0.084 Vega 0.026 Open interest 0 Model this put
0	—	93.9%	0.99	—		—	-0.027	114.3%	—	0
Call · $110 In the money Last — Breakeven — Implied vol 93.9% Delta 0.99 ≈99% ITM Gamma 0.001 Theta -0.028 Vega 0.013 Open interest 0 Model this call Put · $110 Last — Breakeven — Implied vol 114.3% Delta -0.027 ≈3% ITM Gamma 0.002 Theta -0.082 Vega 0.027 Open interest 0 Model this put
0	—	98.8%	0.976	—		—	-0.053	124%	—	0
Call · $115 In the money Last — Breakeven — Implied vol 98.8% Delta 0.976 ≈98% ITM Gamma 0.002 Theta -0.063 Vega 0.014 Open interest 0 Model this call Put · $115 Last — Breakeven — Implied vol 124% Delta -0.053 ≈5% ITM Gamma 0.003 Theta -0.156 Vega 0.028 Open interest 0 Model this put
0	—	93.6%	0.964	—		—	-0.096	137.6%	—	0
Call · $120 In the money Last — Breakeven — Implied vol 93.6% Delta 0.964 ≈96% ITM Gamma 0.003 Theta -0.081 Vega 0.028 Open interest 0 Model this call Put · $120 Last — Breakeven — Implied vol 137.6% Delta -0.096 ≈10% ITM Gamma 0.004 Theta -0.27 Vega 0.048 Open interest 0 Model this put
0	—	81.4%	0.964	—		—	-0.107	126.9%	—	0
Call · $125 In the money Last — Breakeven — Implied vol 81.4% Delta 0.964 ≈96% ITM Gamma 0.003 Theta -0.072 Vega 0.029 Open interest 0 Model this call Put · $125 Last — Breakeven — Implied vol 126.9% Delta -0.107 ≈11% ITM Gamma 0.005 Theta -0.273 Vega 0.051 Open interest 0 Model this put
0	—	73.1%	0.956	—		—	-0.069	86%	—	0
Call · $130 In the money Last — Breakeven — Implied vol 73.1% Delta 0.956 ≈96% ITM Gamma 0.004 Theta -0.076 Vega 0.029 Open interest 0 Model this call Put · $130 Last — Breakeven — Implied vol 86% Delta -0.069 ≈7% ITM Gamma 0.005 Theta -0.131 Vega 0.051 Open interest 0 Model this put
0	—	55.1%	0.972	—		—	-0.08	75.7%	—	0
Call · $135 In the money Last — Breakeven — Implied vol 55.1% Delta 0.972 ≈97% ITM Gamma 0.004 Theta -0.041 Vega 0.03 Open interest 0 Model this call Put · $135 Last — Breakeven — Implied vol 75.7% Delta -0.08 ≈8% ITM Gamma 0.006 Theta -0.129 Vega 0.052 Open interest 0 Model this put
0	—	40.5%	0.98	—		$1.11	-0.055	53.4%	1	1
Call · $140 In the money Last — Breakeven — Implied vol 40.5% Delta 0.98 ≈98% ITM Gamma 0.004 Theta -0.022 Vega 0.015 Open interest 0 Model this call Put · $140 Last $1.11 Breakeven $138.89 Implied vol 53.4% Delta -0.055 ≈5% ITM Gamma 0.006 Theta -0.068 Vega 0.03 Open interest 1 Model this put
2	2	44.5%	0.933	$12.85		—	-0.091	49.9%	—	0
Call · $145 In the money Last $12.85 Breakeven $157.85 Implied vol 44.5% Delta 0.933 ≈93% ITM Gamma 0.009 Theta -0.067 Vega 0.054 Open interest 2 Model this call Put · $145 Last — Breakeven — Implied vol 49.9% Delta -0.091 ≈9% ITM Gamma 0.01 Theta -0.093 Vega 0.054 Open interest 0 Model this put
1	1	36.4%	0.907	$17.25		$1.75	-0.086	35.3%	2	10
Call · $150 In the money Last $17.25 Breakeven $167.25 Implied vol 36.4% Delta 0.907 ≈91% ITM Gamma 0.014 Theta -0.07 Vega 0.054 Open interest 1 Model this call Put · $150 Last $1.75 Breakeven $148.25 Implied vol 35.3% Delta -0.086 ≈9% ITM Gamma 0.014 Theta -0.063 Vega 0.054 Open interest 10 Model this put
31	30	27.6%	0.873	$10.00		$2.55	-0.138	28.7%	1	2
Call · $155 In the money Last $10.00 Breakeven $165.00 Implied vol 27.6% Delta 0.873 ≈87% ITM Gamma 0.024 Theta -0.068 Vega 0.083 Open interest 31 Model this call Put · $155 Last $2.55 Breakeven $152.45 Implied vol 28.7% Delta -0.138 ≈14% ITM Gamma 0.024 Theta -0.073 Vega 0.083 Open interest 2 Model this put
6	1	23.9%	0.73	$9.19		$0.83	-0.292	27.1%	10	15
Call · $160 In the money Last $9.19 Breakeven $169.19 Implied vol 23.9% Delta 0.73 ≈73% ITM Gamma 0.043 Theta -0.092 Vega 0.11 Open interest 6 Model this call Put · $160 Last $0.83 Breakeven $159.17 Implied vol 27.1% Delta -0.292 ≈29% ITM Gamma 0.039 Theta -0.106 Vega 0.11 Open interest 15 Model this put
Underlying $164.57
35	2	23.5%	0.485	$5.10		—	-0.515	23.4%	—	0
Call · $165 Last $5.10 Breakeven $170.10 Implied vol 23.5% Delta 0.485 ≈48% ITM Gamma 0.053 Theta -0.109 Vega 0.129 Open interest 35 Model this call Put · $165 In the money Last — Breakeven — Implied vol 23.4% Delta -0.515 ≈51% ITM Gamma 0.053 Theta -0.106 Vega 0.129 Open interest 0 Model this put
6	1	27.6%	0.283	$3.40		—	-0.776	21.4%	—	0
Call · $170 Last $3.40 Breakeven $173.40 Implied vol 27.6% Delta 0.283 ≈28% ITM Gamma 0.038 Theta -0.108 Vega 0.114 Open interest 6 Model this call Put · $170 In the money Last — Breakeven — Implied vol 21.4% Delta -0.776 ≈78% ITM Gamma 0.044 Theta -0.072 Vega 0.088 Open interest 0 Model this put
11	10	27.5%	0.131	$0.50		—	-0.917	22.6%	—	0
Call · $175 Last $0.50 Breakeven $175.50 Implied vol 27.5% Delta 0.131 ≈13% ITM Gamma 0.024 Theta -0.068 Vega 0.059 Open interest 11 Model this call Put · $175 In the money Last — Breakeven — Implied vol 22.6% Delta -0.917 ≈92% ITM Gamma 0.022 Theta -0.037 Vega 0.058 Open interest 0 Model this put
0	—	33%	0.087	—		—	—	—	—	0
Call · $180 Last — Breakeven — Implied vol 33% Delta 0.087 ≈9% ITM Gamma 0.015 Theta -0.06 Vega 0.06 Open interest 0 Model this call Put · $180 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this put
3	3	40.7%	0.074	$0.30		—	-0.969	32.4%	—	0
Call · $185 Last $0.30 Breakeven $185.30 Implied vol 40.7% Delta 0.074 ≈7% ITM Gamma 0.011 Theta -0.066 Vega 0.061 Open interest 3 Model this call Put · $185 In the money Last — Breakeven — Implied vol 32.4% Delta -0.969 ≈97% ITM Gamma 0.007 Theta -0.024 Vega 0.017 Open interest 0 Model this put
0	—	47.1%	0.065	—		—	-0.965	40.5%	—	0
Call · $190 Last — Breakeven — Implied vol 47.1% Delta 0.065 ≈6% ITM Gamma 0.008 Theta -0.069 Vega 0.036 Open interest 0 Model this call Put · $190 In the money Last — Breakeven — Implied vol 40.5% Delta -0.965 ≈96% ITM Gamma 0.006 Theta -0.033 Vega 0.033 Open interest 0 Model this put
0	—	53.4%	0.058	—		—	-0.968	46.6%	—	0
Call · $195 Last — Breakeven — Implied vol 53.4% Delta 0.058 ≈6% ITM Gamma 0.007 Theta -0.071 Vega 0.036 Open interest 0 Model this call Put · $195 In the money Last — Breakeven — Implied vol 46.6% Delta -0.968 ≈97% ITM Gamma 0.005 Theta -0.035 Vega 0.018 Open interest 0 Model this put
0	—	59.4%	0.053	—		—	-0.971	52%	—	0
Call · $200 Last — Breakeven — Implied vol 59.4% Delta 0.053 ≈5% ITM Gamma 0.006 Theta -0.074 Vega 0.037 Open interest 0 Model this call Put · $200 In the money Last — Breakeven — Implied vol 52% Delta -0.971 ≈97% ITM Gamma 0.004 Theta -0.036 Vega 0.018 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 39263 CUSIP 229899109 13F (30d) 257 filings 251 filers Visit website Investor relations