Independent options-market research
Menu
Stocks Expected Moves Volatility Earnings Market Dashboard Options Activity Screener News
Learn & Tools Learn Ask the Data AI Agents Methodology ★ Saved API
About About us Contact Disclaimer
View options
Dark mode

🧭 Guided View
New to markets — prices, yields, YTD, market cap? We explain every term as you browse, in plain English. Same data, with the help built in.

⚡ Expert View
You already know the market. Just the data — clean, fast and compact, with no extra explanations. This is the default view.

Interface language
DATA API

Free read-only JSON access to summary metrics, rate-limited.

XLK option chain State Street Technology Select Sector SPDR ETF

Cboe delayed options data · as of 21:03 UTC

Each row is one strike. The left half is the call, the right half the put. Bid/ask are what buyers and sellers currently quote; volume is contracts traded this session; open interest is standing contracts. The highlighted row sits closest to the stock price.

This expiration prices a move of about ±25.8% (138.00–233.75) · ATM IV 28.6% · P/C open interest 1.58

CALLS Strike PUTS
BidAskVolOIThe number of option contracts currently outstanding at a strike or expiration. High open interest shows where positions are concentrated. IVΔModel sensitivity of an option's price to a $1 move in the stock; also used as a rough moneyness scale (a 25-delta option is well out of the money).ΓΘ BidAskVolOI IVΔΓΘ
95.05 98.25 2 54 43.4% 0.96 0.0010 0.000 95 1.37 2.12 6,062 42.1% -0.04 0.0010 -0.007
93.00 96.20 2 22 43.5% 0.96 0.0010 0.000 97.5 1.30 2.25 40 40.9% -0.04 0.0011 -0.008
90.55 93.70 54 41.6% 0.95 0.0011 0.000 100 1.44 2.18 865 39.8% -0.05 0.0012 -0.008
88.50 91.60 12 41.6% 0.95 0.0012 0.000 102.5 1.56 2.38 30 39.3% -0.05 0.0012 -0.009
86.00 89.55 76 40.6% 0.94 0.0013 0.000 105 1.68 2.53 45 38.7% -0.05 0.0014 -0.009
84.00 87.25 169 40.2% 0.94 0.0014 0.000 107.5 1.85 2.70 43 38.2% -0.06 0.0014 -0.010
82.00 85.00 4 46 39.8% 0.94 0.0015 0.000 110 2.06 2.86 35 37.7% -0.06 0.0016 -0.010
79.50 82.65 2 337 38.2% 0.93 0.0016 0.000 112.5 2.28 3.00 463 37.2% -0.07 0.0017 -0.011
77.55 80.40 4 31 37.9% 0.93 0.0017 0.000 115 2.41 3.40 29 36.9% -0.07 0.0018 -0.011
75.55 78.30 35 37.7% 0.92 0.0019 0.000 117.5 2.65 3.50 58 36.2% -0.08 0.0019 -0.012
73.00 76.30 67 36.7% 0.92 0.0020 -0.000 120 3.00 3.85 64 36.1% -0.08 0.0021 -0.012
71.00 74.25 55 36.4% 0.91 0.0021 -0.001 122.5 3.10 4.10 262 35.4% -0.09 0.0022 -0.013
69.10 71.75 2 88 35.7% 0.90 0.0023 -0.002 125 3.55 4.40 1,097 35.3% -0.10 0.0024 -0.013
67.00 70.00 23 35.6% 0.90 0.0024 -0.003 127.5 3.80 4.75 1,056 34.9% -0.10 0.0025 -0.014
65.00 68.60 69 36.1% 0.89 0.0026 -0.004 130 4.00 5.10 175 34.4% -0.11 0.0027 -0.014
63.00 65.90 38 34.8% 0.88 0.0027 -0.005 132.5 4.25 5.45 87 33.9% -0.12 0.0028 -0.015
62.25 64.15 85 36.1% 0.87 0.0029 -0.005 135 4.70 5.85 715 33.7% -0.13 0.0030 -0.015
59.00 61.90 93 34.0% 0.87 0.0030 -0.006 137.5 5.15 6.25 66 33.4% -0.14 0.0032 -0.016
57.00 59.85 194 33.5% 0.86 0.0032 -0.007 140 5.40 6.70 68 32.9% -0.15 0.0034 -0.016
55.00 57.85 59 33.0% 0.85 0.0034 -0.008 142.5 5.85 7.15 289 32.6% -0.16 0.0036 -0.017
54.25 55.85 927 33.7% 0.84 0.0036 -0.009 145 6.35 7.70 847 32.4% -0.17 0.0038 -0.018
51.00 54.95 26 33.0% 0.83 0.0037 -0.010 147.5 6.70 7.70 824 31.5% -0.18 0.0040 -0.018
49.00 52.25 134 31.8% 0.82 0.0039 -0.011 150 7.30 8.80 839 31.8% -0.19 0.0042 -0.019
47.50 50.40 34 31.7% 0.81 0.0041 -0.011 152.5 7.95 9.35 129 31.5% -0.20 0.0044 -0.019
45.50 48.60 73 31.2% 0.79 0.0043 -0.012 155 8.45 9.95 55 31.2% -0.21 0.0046 -0.020
44.00 46.80 19 31.1% 0.78 0.0045 -0.013 157.5 9.15 10.65 36 31.0% -0.23 0.0048 -0.020
42.00 45.15 84 30.7% 0.77 0.0046 -0.014 160 9.80 11.35 465 30.8% -0.24 0.0050 -0.021
40.50 43.85 24 30.9% 0.76 0.0048 -0.014 162.5 10.25 12.10 36 30.3% -0.25 0.0052 -0.021
38.50 41.85 86 30.1% 0.74 0.0050 -0.015 165 11.10 12.85 33 30.2% -0.27 0.0054 -0.021
37.00 40.05 9 29.9% 0.73 0.0052 -0.016 167.5 11.90 13.90 66 30.1% -0.28 0.0057 -0.022
35.50 38.50 3 4,278 29.7% 0.72 0.0054 -0.017 170 12.55 14.60 19 29.7% -0.30 0.0059 -0.022
34.00 36.95 55 29.5% 0.70 0.0055 -0.017 172.5 13.55 15.40 18 29.5% -0.31 0.0061 -0.023
33.25 35.45 111 29.8% 0.69 0.0057 -0.018 175 14.40 16.45 25 29.4% -0.33 0.0063 -0.023
31.00 33.95 56 29.1% 0.67 0.0058 -0.018 177.5 15.30 17.65 36 29.3% -0.35 0.0065 -0.023
29.50 32.60 57 28.9% 0.66 0.0060 -0.019 180 16.30 18.65 548 29.1% -0.36 0.0067 -0.024
28.00 31.10 25 28.5% 0.64 0.0061 -0.019 182.5 17.35 19.70 34 28.9% -0.38 0.0069 -0.024
26.50 29.70 105 28.2% 0.63 0.0063 -0.019 185 18.45 21.10 28 28.9% -0.40 0.0071 -0.024
25.50 28.45 7 28.3% 0.61 0.0064 -0.020 187.5 19.00 20.80 21 27.5% -0.42 0.0073 -0.024
24.00 27.15 139 28.0% 0.60 0.0065 -0.020 190 20.65 23.10 43 28.3% -0.43 0.0074 -0.024
23.00 25.75 22 27.8% 0.58 0.0066 -0.021 192.5 21.90 24.45 15 28.2% -0.45 0.0076 -0.024
21.50 24.60 49 27.5% 0.56 0.0067 -0.021 195 23.10 26.00 14 28.1% -0.47 0.0078 -0.025
20.50 23.45 46 27.5% 0.55 0.0068 -0.021 197.5 24.25 26.00 26 27.1% -0.49 0.0080 -0.025
19.80 22.25 2,815 27.5% 0.53 0.0068 -0.021 200 25.65 28.50 30 27.6% -0.51 0.0081 -0.025
19.80 21.25 2 28.0% 0.52 0.0069 -0.021 202.5 27.05 29.50 18 27.2% -0.53 0.0082 -0.024
17.15 20.20 20 26.9% 0.50 0.0070 -0.021 205 28.60 31.50 15 27.4% -0.55 0.0084 -0.024
16.15 19.10 45 26.7% 0.48 0.0070 -0.021 207.5 30.15 33.00 21 27.3% -0.57 0.0085 -0.024
15.30 18.25 16 26.7% 0.47 0.0070 -0.021 210 31.65 34.50 2 27.1% -0.59 0.0086 -0.024
14.55 17.30 12 26.6% 0.45 0.0070 -0.021 212.5 33.30 36.00 26.9% -0.61 0.0088 -0.024
13.70 16.35 200 26.5% 0.44 0.0070 -0.021 215 34.90 38.00 1 27.0% -0.63 0.0089 -0.024
12.90 15.50 14 26.4% 0.42 0.0070 -0.021 217.5 36.65 39.50 26.7% -0.65 0.0090 -0.024
12.15 14.70 48 26.3% 0.40 0.0069 -0.021 220 38.40 41.50 26.8% -0.67 0.0091 -0.024
11.45 13.95 16 26.2% 0.39 0.0069 -0.021 222.5 40.25 43.00 26.5% -0.69 0.0092 -0.023
10.65 13.30 380 26.1% 0.37 0.0068 -0.020 225 42.15 45.00 26.5% -0.71 0.0092 -0.023
10.10 12.70 120 26.2% 0.36 0.0068 -0.020 227.5 43.95 47.00 26.4% -0.73 0.0092 -0.023
9.55 11.85 109 26.0% 0.35 0.0067 -0.020 230 45.85 49.00 26.3% -0.75 0.0093 -0.023
8.40 10.45 12 25.8% 0.32 0.0065 -0.019 235 49.85 53.00 26.1% -0.79 0.0093 -0.022
7.35 9.25 27 25.6% 0.29 0.0063 -0.018 240 53.40 57.50 25.4% -0.83 0.0090 -0.020
6.45 8.45 6 25.6% 0.26 0.0061 -0.017 245 58.65 61.60 3 25.9% -0.87 0.0090 -0.018
6.00 7.45 190 25.7% 0.24 0.0058 -0.017 250 63.25 65.25 24.0% -0.91 0.0094 -0.014
4.90 6.75 1 25.4% 0.22 0.0055 -0.016 255 67.50 71.00 25.2% -0.95 0.0085 -0.014
4.30 5.85 94 25.2% 0.20 0.0052 -0.015 260 71.50 76.50 -0.97 0.0057 -0.020
3.75 5.10 47 25.1% 0.18 0.0049 -0.014 265 77.05 81.00 -0.99 0.0022 -0.029
3.25 4.70 16 25.2% 0.16 0.0046 -0.013 270 82.10 86.00 -1.00 0.0002 -0.030
2.83 4.15 23 25.1% 0.15 0.0043 -0.012 275 87.80 91.00 30.5% -1.00 0.0000 -0.030

Strikes shown: within ±50% of the underlying price. Intrinsic value = max(0, price − strike) for calls, max(0, strike − price) for puts; extrinsic = option price − intrinsic. Greeks and IV as computed by the exchange feed.

Volatility smile — Dec 17, 2027

Volatility page →

Implied volatility per strike for this expiration. Out-of-the-money puts usually price higher IV than calls — the skew.

24%27%31%34%185.9152.5217.5
callsputs

Consumer Cyclical

ABNB · Airbnb, Inc.AMZN · Amazon.com, Inc.AZO · AutoZone, Inc.BABA · Alibaba Group Holding…BBY · Best Buy Co., Inc.BYD · Boyd Gaming CorporationCAVA · CAVA Group, Inc.CCL · Carnival Corporation & plc

ETF

ARKK · ARK Innovation ETFBITO · ProShares Bitcoin ETFDIA · State Street SPDR Dow…EEM · iShares MSCI Emerging…EFA · iShares MSCI EAFE ETFEWZ · iShares MSCI Brazil ETFFXI · iShares China Large-Cap ETFGDX · VanEck Gold Miners ETF

Technology

AAPL · Apple Inc.ADBE · Adobe Inc.AI · C3.ai, Inc.AMAT · Applied Materials, Inc.AMD · Advanced Micro Device…APP · AppLovin CorporationARM · Arm Holdings plc Amer…ASML · ASML Holding N.V.

Financial Services

AFRM · Affirm Holdings, Inc.ALL · The Allstate CorporationALLY · Ally Financial Inc.AXP · American Express CompanyBAC · Bank of America CorporationBLK · BlackRock, Inc.BX · Blackstone Inc.C · Citigroup Inc.

Industrials

AAL · American Airlines Gro…BA · The Boeing CompanyCAT · Caterpillar Inc.CMI · Cummins Inc.DAL · Delta Air Lines, Inc.DE · Deere & CompanyEMR · Emerson Electric Co.ETN · Eaton Corporation plc

Energy

BKR · Baker Hughes CompanyCCJ · Cameco CorporationCOP · ConocoPhillipsCVX · Chevron CorporationDVN · Devon Energy CorporationENPH · Enphase Energy, Inc.EOG · EOG Resources, Inc.ET · Energy Transfer LP