QLYS · Qualys, Inc.

Track QLYS — free Ask ALVIS about QLYS

$137.43 +3.69 (+2.76%) At close · Jul 24

Market Cap

$4.84B

35.22M

Options Chain

15-min delayed Underlying $137.43 · today Options Calculator

Positioning

Aug 21, 2026 · 26 days to expiry · 62 contracts

Put / call OI

0.04

Call-heavy positioning

Open interest

3,144

contracts outstanding

Volume

1,050

traded today

Max pain

$115.00

$22.43 below spot

ATM implied vol

66.1%

market's expected move

Open interest by strike · near the money

Calls Puts

100

105

110

115

120

125

130

135

140

145

150

155

160

165

170

175

180

185

190

195

200

210

220

Chain

Click any strike for greeks, breakeven and the calculator

Expiry

Aug 21 26d Sep 18 54d Dec 18 145d Mar 19 236d

Calls						Puts
OI	Vol	IV	Δ	Last	Strike	Last	Δ	IV	Vol	OI
0	—	—	—	—		$0.30	-0.018	168.6%	1	1
Call · $60 In the money Last — Breakeven — Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $60 Last $0.30 Breakeven $59.70 Implied vol 168.6% Delta -0.018 ≈2% ITM Gamma 0.001 Theta -0.052 Vega 0.012 Open interest 1 Model this put
0	—	0.2%	1	—		—	-0.021	155.5%	—	0
Call · $65 In the money Last — Breakeven — Implied vol 0.2% Delta 1 ≈100% ITM Gamma 0 Theta -0.006 Vega 0 Open interest 0 Model this call Put · $65 Last — Breakeven — Implied vol 155.5% Delta -0.021 ≈2% ITM Gamma 0.001 Theta -0.055 Vega 0.025 Open interest 0 Model this put
0	—	0.2%	1	—		$0.20	-0.02	137.6%	1	6
Call · $70 In the money Last — Breakeven — Implied vol 0.2% Delta 1 ≈100% ITM Gamma 0 Theta -0.007 Vega 0 Open interest 0 Model this call Put · $70 Last $0.20 Breakeven $69.80 Implied vol 137.6% Delta -0.02 ≈2% ITM Gamma 0.001 Theta -0.047 Vega 0.026 Open interest 6 Model this put
0	—	95.7%	0.994	—		$0.15	-0.022	124.6%	1	3
Call · $75 In the money Last — Breakeven — Implied vol 95.7% Delta 0.994 ≈99% ITM Gamma 0 Theta -0.018 Vega 0.006 Open interest 0 Model this call Put · $75 Last $0.15 Breakeven $74.85 Implied vol 124.6% Delta -0.022 ≈2% ITM Gamma 0.001 Theta -0.046 Vega 0.027 Open interest 3 Model this put
0	—	70.7%	0.999	—		—	-0.024	112.5%	—	0
Call · $80 In the money Last — Breakeven — Implied vol 70.7% Delta 0.999 ≈100% ITM Gamma 0 Theta -0.01 Vega 0.002 Open interest 0 Model this call Put · $80 Last — Breakeven — Implied vol 112.5% Delta -0.024 ≈2% ITM Gamma 0.001 Theta -0.045 Vega 0.028 Open interest 0 Model this put
0	—	0.2%	1	—		$2.01	-0.031	104.6%	1	1
Call · $85 In the money Last — Breakeven — Implied vol 0.2% Delta 1 ≈100% ITM Gamma 0 Theta -0.008 Vega 0 Open interest 0 Model this call Put · $85 Last $2.01 Breakeven $82.99 Implied vol 104.6% Delta -0.031 ≈3% ITM Gamma 0.002 Theta -0.051 Vega 0.029 Open interest 1 Model this put
0	1	—	—	$71.40		$0.35	-0.026	88%	4	5
Call · $90 In the money Last $71.40 Breakeven $161.40 Implied vol — Delta — Gamma — Theta — Vega — Open interest 0 Model this call Put · $90 Last $0.35 Breakeven $89.65 Implied vol 88% Delta -0.026 ≈3% ITM Gamma 0.002 Theta -0.037 Vega 0.03 Open interest 5 Model this put
0	—	0.2%	1	—		$0.55	-0.038	83.7%	6	8
Call · $95 In the money Last — Breakeven — Implied vol 0.2% Delta 1 ≈100% ITM Gamma 0 Theta -0.009 Vega 0 Open interest 0 Model this call Put · $95 Last $0.55 Breakeven $94.45 Implied vol 83.7% Delta -0.038 ≈4% ITM Gamma 0.003 Theta -0.048 Vega 0.031 Open interest 8 Model this put
0	1	65.5%	0.974	$43.70		$0.55	-0.08	93.6%	2	4
Call · $100 In the money Last $43.70 Breakeven $143.70 Implied vol 65.5% Delta 0.974 ≈97% ITM Gamma 0.003 Theta -0.038 Vega 0.031 Open interest 0 Model this call Put · $100 Last $0.55 Breakeven $99.45 Implied vol 93.6% Delta -0.08 ≈8% ITM Gamma 0.004 Theta -0.097 Vega 0.054 Open interest 4 Model this put
0	—	68.7%	0.945	—		$1.25	-0.077	76.8%	6	14
Call · $105 In the money Last — Breakeven — Implied vol 68.7% Delta 0.945 ≈94% ITM Gamma 0.004 Theta -0.065 Vega 0.056 Open interest 0 Model this call Put · $105 Last $1.25 Breakeven $103.75 Implied vol 76.8% Delta -0.077 ≈8% ITM Gamma 0.005 Theta -0.077 Vega 0.056 Open interest 14 Model this put
28	1	59.3%	0.934	$31.15		$1.25	-0.117	78.1%	4	6
Call · $110 In the money Last $31.15 Breakeven $141.15 Implied vol 59.3% Delta 0.934 ≈93% ITM Gamma 0.006 Theta -0.063 Vega 0.057 Open interest 28 Model this call Put · $110 Last $1.25 Breakeven $108.75 Implied vol 78.1% Delta -0.117 ≈12% ITM Gamma 0.007 Theta -0.108 Vega 0.086 Open interest 6 Model this put
36	5	64%	0.874	$43.00		$1.95	-0.161	75.8%	18	18
Call · $115 In the money Last $43.00 Breakeven $158.00 Implied vol 64% Delta 0.874 ≈87% ITM Gamma 0.009 Theta -0.104 Vega 0.088 Open interest 36 Model this call Put · $115 Last $1.95 Breakeven $113.05 Implied vol 75.8% Delta -0.161 ≈16% ITM Gamma 0.009 Theta -0.128 Vega 0.088 Open interest 18 Model this put
3	3	67.8%	0.805	$45.00		$3.65	-0.214	74.8%	1	11
Call · $120 In the money Last $45.00 Breakeven $165.00 Implied vol 67.8% Delta 0.805 ≈81% ITM Gamma 0.011 Theta -0.143 Vega 0.09 Open interest 3 Model this call Put · $120 Last $3.65 Breakeven $116.35 Implied vol 74.8% Delta -0.214 ≈21% ITM Gamma 0.011 Theta -0.152 Vega 0.118 Open interest 11 Model this put
892	885	65.6%	0.739	$34.48		$4.75	-0.275	72.2%	1	12
Call · $125 In the money Last $34.48 Breakeven $159.48 Implied vol 65.6% Delta 0.739 ≈74% ITM Gamma 0.013 Theta -0.159 Vega 0.12 Open interest 892 Model this call Put · $125 Last $4.75 Breakeven $120.25 Implied vol 72.2% Delta -0.275 ≈27% ITM Gamma 0.013 Theta -0.167 Vega 0.12 Open interest 12 Model this put
9	5	65.2%	0.664	$9.75		$7.60	-0.345	72%	1	1
Call · $130 In the money Last $9.75 Breakeven $139.75 Implied vol 65.2% Delta 0.664 ≈66% ITM Gamma 0.015 Theta -0.177 Vega 0.141 Open interest 9 Model this call Put · $130 Last $7.60 Breakeven $122.40 Implied vol 72% Delta -0.345 ≈35% ITM Gamma 0.014 Theta -0.184 Vega 0.141 Open interest 1 Model this put
1	2	62.5%	0.582	$25.00		$9.16	-0.42	69.6%	1	3
Call · $135 In the money Last $25.00 Breakeven $160.00 Implied vol 62.5% Delta 0.582 ≈58% ITM Gamma 0.017 Theta -0.18 Vega 0.144 Open interest 1 Model this call Put · $135 Last $9.16 Breakeven $125.84 Implied vol 69.6% Delta -0.42 ≈42% ITM Gamma 0.015 Theta -0.187 Vega 0.144 Open interest 3 Model this put
Underlying $137.43
19	1	63.6%	0.498	$7.64		$11.36	-0.5	67.1%	2	3
Call · $140 Last $7.64 Breakeven $147.64 Implied vol 63.6% Delta 0.498 ≈50% ITM Gamma 0.017 Theta -0.186 Vega 0.147 Open interest 19 Model this call Put · $140 In the money Last $11.36 Breakeven $128.64 Implied vol 67.1% Delta -0.5 ≈50% ITM Gamma 0.016 Theta -0.183 Vega 0.147 Open interest 3 Model this put
1.1k	2	61.9%	0.411	$9.40		$4.95	-0.581	66%	5	15
Call · $145 Last $9.40 Breakeven $154.40 Implied vol 61.9% Delta 0.411 ≈41% ITM Gamma 0.017 Theta -0.177 Vega 0.15 Open interest 1.1k Model this call Put · $145 In the money Last $4.95 Breakeven $140.05 Implied vol 66% Delta -0.581 ≈58% ITM Gamma 0.016 Theta -0.176 Vega 0.15 Open interest 15 Model this put
32	1	61.4%	0.334	$4.99		$8.00	-0.666	62.3%	5	6
Call · $150 Last $4.99 Breakeven $154.99 Implied vol 61.4% Delta 0.334 ≈33% ITM Gamma 0.016 Theta -0.162 Vega 0.134 Open interest 32 Model this call Put · $150 In the money Last $8.00 Breakeven $142.00 Implied vol 62.3% Delta -0.666 ≈67% ITM Gamma 0.016 Theta -0.151 Vega 0.134 Open interest 6 Model this put
60	20	60.5%	0.257	$3.25		$10.43	-0.729	64.4%	4	5
Call · $155 Last $3.25 Breakeven $158.25 Implied vol 60.5% Delta 0.257 ≈26% ITM Gamma 0.015 Theta -0.143 Vega 0.105 Open interest 60 Model this call Put · $155 In the money Last $10.43 Breakeven $144.57 Implied vol 64.4% Delta -0.729 ≈73% ITM Gamma 0.014 Theta -0.143 Vega 0.135 Open interest 5 Model this put
40	20	54.4%	0.17	$2.35		$14.80	-0.78	65.5%	1	2
Call · $160 Last $2.35 Breakeven $162.35 Implied vol 54.4% Delta 0.17 ≈17% ITM Gamma 0.013 Theta -0.1 Vega 0.107 Open interest 40 Model this call Put · $160 In the money Last $14.80 Breakeven $145.20 Implied vol 65.5% Delta -0.78 ≈78% ITM Gamma 0.013 Theta -0.127 Vega 0.105 Open interest 2 Model this put
709	20	57.2%	0.136	$1.57		$15.60	-0.834	65%	3	1
Call · $165 Last $1.57 Breakeven $166.57 Implied vol 57.2% Delta 0.136 ≈14% ITM Gamma 0.01 Theta -0.09 Vega 0.073 Open interest 709 Model this call Put · $165 In the money Last $15.60 Breakeven $149.40 Implied vol 65% Delta -0.834 ≈83% ITM Gamma 0.011 Theta -0.105 Vega 0.105 Open interest 1 Model this put
12	4	59.2%	0.107	$1.65		—	-0.89	61.3%	—	0
Call · $170 Last $1.65 Breakeven $171.65 Implied vol 59.2% Delta 0.107 ≈11% ITM Gamma 0.008 Theta -0.078 Vega 0.074 Open interest 12 Model this call Put · $170 In the money Last — Breakeven — Implied vol 61.3% Delta -0.89 ≈89% ITM Gamma 0.009 Theta -0.071 Vega 0.071 Open interest 0 Model this put
5	1	67.2%	0.108	$4.10		—	-0.889	69.4%	—	0
Call · $175 Last $4.10 Breakeven $179.10 Implied vol 67.2% Delta 0.108 ≈11% ITM Gamma 0.008 Theta -0.089 Vega 0.075 Open interest 5 Model this call Put · $175 In the money Last — Breakeven — Implied vol 69.4% Delta -0.889 ≈89% ITM Gamma 0.008 Theta -0.083 Vega 0.072 Open interest 0 Model this put
19	5	74%	0.106	$4.22		—	-0.907	72.4%	—	0
Call · $180 Last $4.22 Breakeven $184.22 Implied vol 74% Delta 0.106 ≈11% ITM Gamma 0.007 Theta -0.096 Vega 0.075 Open interest 19 Model this call Put · $180 In the money Last — Breakeven — Implied vol 72.4% Delta -0.907 ≈91% ITM Gamma 0.007 Theta -0.075 Vega 0.071 Open interest 0 Model this put
47	1	73.4%	0.079	$0.94		—	-0.924	74.9%	—	0
Call · $185 Last $0.94 Breakeven $185.94 Implied vol 73.4% Delta 0.079 ≈8% ITM Gamma 0.005 Theta -0.077 Vega 0.044 Open interest 47 Model this call Put · $185 In the money Last — Breakeven — Implied vol 74.9% Delta -0.924 ≈92% ITM Gamma 0.006 Theta -0.066 Vega 0.042 Open interest 0 Model this put
0	—	84.7%	0.094	—		$30.51	-0.925	80.7%	1	0
Call · $190 Last — Breakeven — Implied vol 84.7% Delta 0.094 ≈9% ITM Gamma 0.005 Theta -0.102 Vega 0.077 Open interest 0 Model this call Put · $190 In the money Last $30.51 Breakeven $159.49 Implied vol 80.7% Delta -0.925 ≈92% ITM Gamma 0.005 Theta -0.071 Vega 0.043 Open interest 0 Model this put
5	1	73.1%	0.045	$2.00		—	-0.94	80.6%	—	0
Call · $195 Last $2.00 Breakeven $197.00 Implied vol 73.1% Delta 0.045 ≈5% ITM Gamma 0.004 Theta -0.049 Vega 0.046 Open interest 5 Model this call Put · $195 In the money Last — Breakeven — Implied vol 80.6% Delta -0.94 ≈94% ITM Gamma 0.005 Theta -0.057 Vega 0.042 Open interest 0 Model this put
1	1	76.5%	0.04	$1.23		—	-0.957	80.2%	—	0
Call · $200 Last $1.23 Breakeven $201.23 Implied vol 76.5% Delta 0.04 ≈4% ITM Gamma 0.003 Theta -0.047 Vega 0.046 Open interest 1 Model this call Put · $200 In the money Last — Breakeven — Implied vol 80.2% Delta -0.957 ≈96% ITM Gamma 0.004 Theta -0.043 Vega 0.04 Open interest 0 Model this put
1	1	83.8%	0.037	$1.06		—	-0.977	80.8%	—	0
Call · $210 Last $1.06 Breakeven $211.06 Implied vol 83.8% Delta 0.037 ≈4% ITM Gamma 0.003 Theta -0.048 Vega 0.024 Open interest 1 Model this call Put · $210 In the money Last — Breakeven — Implied vol 80.8% Delta -0.977 ≈98% ITM Gamma 0.003 Theta -0.024 Vega 0.019 Open interest 0 Model this put
0	—	90.6%	0.034	—		—	-0.978	88.1%	—	0
Call · $220 Last — Breakeven — Implied vol 90.6% Delta 0.034 ≈3% ITM Gamma 0.002 Theta -0.049 Vega 0.024 Open interest 0 Model this call Put · $220 In the money Last — Breakeven — Implied vol 88.1% Delta -0.978 ≈98% ITM Gamma 0.002 Theta -0.025 Vega 0.019 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. The 25 strikes around the money are shown by default — switch to "All 31" for the wings. Max pain is the listed strike where the most open interest would expire worthless — a positioning reference, not a forecast.

Key facts CIK 1107843 CUSIP 74758T303 13F (30d) 80 filings 76 filers Visit website Investor relations