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COST Options Chain – 2028-01-21

Detailed COST options chain for 2028-01-21 – real-time call and put contracts with last price, bid/ask, volume, open interest, implied volatility, and in-the-money status.

Tip: Use this page together with the price chart, short-term prediction, and multi-expiry options overview to build a complete view of positioning and risk for COST.

Options Analytics Short-Term Forecast Short Interest Report

COST Call Options — 2028-01-21 Expiration

This page focuses on a single options expiration date for COST – 2028-01-21 – and lists every available call and put contract in a clean chain view. Each row shows the contract symbol, last trade, bid/ask quotes, daily change, percentage change, trading volume, open interest, implied volatility (IV), and whether the option is currently in-the-money (ITM).

Traders often use a specific expiry’s options chain to identify key strike levels, unusual activity, and risk hedging behavior. High open interest around certain strikes or sudden spikes in volume can reveal where large traders and market makers are concentrating their positions for COST into 2028-01-21.

This COST 2028-01-21 options chain provides a complete strike-by-strike breakdown of pricing, liquidity and volatility. By comparing changes in volume, open interest distribution and IV across calls and puts, traders can understand where the market is positioning ahead of this specific expiration date.

COST Put Options — 2028-01-21 Expiration

The table below shows all call options on COST expiring on 2028-01-21. You can quickly compare strikes, pricing, liquidity (volume and open interest), and implied volatility to spot popular strike zones and potential directional bets.

Contract Strike Last Bid Ask Volume Open Int. Implied Vol ITM
COST 280121C00900000 900.00 220.53 220 226.9 15 271 32.69% YES
COST 280121C01420000 1420.00 41.34 39.7 44.5 2 263 27.46%
COST 280121C01200000 1200.00 88 85.9 91.5 1 251 28.47%
COST 280121C00950000 950.00 195.7 191.05 199.25 2 242 31.98% YES
COST 280121C01000000 1000.00 169 166 170.75 12 201 30.74% YES
COST 280121C01100000 1100.00 119 120.8 125.2 4 186 29.26%
COST 280121C00910000 910.00 186.63 214 220.8 2 185 32.47% YES
COST 280121C01080000 1080.00 129.24 128.75 134 3 154 29.62%
COST 280121C01280000 1280.00 63.5 64.2 71.35 1 102 28.15%
COST 280121C01300000 1300.00 62.25 60.75 65.5 2 89 27.78%
COST 280121C01180000 1180.00 92.22 91 99.45 1 88 28.96%
COST 280121C00780000 780.00 266.1 301 307.45 1 86 35.82% YES
COST 280121C00850000 850.00 232.52 252 261 9 85 34.34% YES
COST 280121C01020000 1020.00 151.5 154 164 2 83 31.00%
COST 280121C01240000 1240.00 55.7 73.15 79.95 7 79 28.13%
COST 280121C00940000 940.00 193 197 203.1 1 78 31.83% YES
COST 280121C00980000 980.00 173.76 174.25 181.95 1 76 31.24% YES
COST 280121C01400000 1400.00 44.15 42.55 47.75 1 76 27.56%
COST 280121C01380000 1380.00 46.15 46.25 50.65 1 75 27.55%
COST 280121C00970000 970.00 178 180.05 186.95 3 70 31.36% YES
COST 280121C00860000 860.00 242 245 252.35 2 69 33.65% YES
COST 280121C01060000 1060.00 137.84 136.95 142.45 3 61 29.86%
COST 280121C00920000 920.00 209.07 208 216 1 58 32.49% YES
COST 280121C00880000 880.00 232.34 233 239.55 2 58 33.19% YES
COST 280121C00890000 890.00 225.9 226 233.75 2 57 33.05% YES
COST 280121C00660000 660.00 392 395 403 1 51 40.93% YES
COST 280121C01050000 1050.00 145.1 141.55 147.5 1 49 30.10%
COST 280121C00700000 700.00 359 362 369 3 45 38.76% YES
COST 280121C01460000 1460.00 35.25 34.85 41.75 1 44 28.03%
COST 280121C00600000 600.00 438.5 445 450 5 44 42.71% YES
COST 280121C01260000 1260.00 59.67 68.1 78 1 43 28.61%
COST 280121C00800000 800.00 277.75 286 293.35 8 42 35.28% YES
COST 280121C01040000 1040.00 148 145.05 152.3 30 42 30.29%
COST 280121C00720000 720.00 345 346 355.05 1 40 38.47% YES
COST 280121C01360000 1360.00 50.53 49 54.3 2 38 27.66%
COST 280121C00760000 760.00 307.83 316 322.45 1 37 36.52% YES
COST 280121C01030000 1030.00 146.79 149 156.85 1 37 30.41%
COST 280121C00870000 870.00 237.82 239 246.2 3 33 33.48% YES
COST 280121C00540000 540.00 471.15 497 506 2 33 47.50% YES
COST 280121C01140000 1140.00 107.28 105.25 109.9 1 31 28.79%
COST 280121C00990000 990.00 172 170.25 176.65 1 31 31.06% YES
COST 280121C01220000 1220.00 81.26 79.2 85.6 1 28 28.30%
COST 280121C00500000 500.00 509 532 540.7 2 26 49.74% YES
COST 280121C00740000 740.00 321.18 331 339 2 24 37.57% YES
COST 280121C00960000 960.00 174 186.25 192.15 2 24 31.50% YES
COST 280121C01120000 1120.00 110.8 111.25 118.2 1 24 29.17%
COST 280121C00840000 840.00 257.73 259 268 1 23 34.68% YES
COST 280121C01340000 1340.00 50.87 52 58.2 4 22 27.78%
COST 280121C01160000 1160.00 92.78 97.25 105.5 6 18 29.05%
COST 280121C00430000 430.00 533.85 595 604 3 18 52.41% YES
COST 280121C01010000 1010.00 148.02 159.5 165.7 1 17 30.57%
COST 280121C00620000 620.00 387.95 428 436 12 16 42.73% YES
COST 280121C01320000 1320.00 45 55.05 64.65 1 16 28.37%
COST 280121C00490000 490.00 414.41 483 492 1 16 0.00% YES
COST 280121C00560000 560.00 439.25 480 488 10 15 46.12% YES
COST 280121C00640000 640.00 374.25 411 419.5 2 15 41.84% YES
COST 280121C00930000 930.00 200.43 202 209.3 4 12 32.12% YES
COST 280121C00450000 450.00 532 577 587 1 11 51.37% YES
COST 280121C00820000 820.00 269.27 272 279.7 1 10 34.80% YES
COST 280121C00830000 830.00 257.37 266 272.45 3 8 34.44% YES
COST 280121C00580000 580.00 421.55 463 471 2 8 45.12% YES
COST 280121C00520000 520.00 460.79 515 524 1 5 48.90% YES
COST 280121C00680000 680.00 343.59 378 385 3 4 39.56% YES
COST 280121C00440000 440.00 564.88 586 595 1 1 51.76% YES
COST 280121C00460000 460.00 555.11 568 578 2 1 50.70% YES
COST 280121C00470000 470.00 498.25 559 568 0 1 52.00% YES
COST 280121C01440000 1440.00 35.51 36.95 42.25 2 1 27.55%
COST 280121C00480000 480.00 497.05 442 452 0 1 0.00% YES

COST Put Options Chain – 2028-01-21

The table below lists all put options on COST expiring on 2028-01-21. Use it to track downside protection demand, hedge activity, and deep out-of-the-money puts that may indicate tail-risk hedging or speculation.

Contract Strike Last Bid Ask Volume Open Int. Implied Vol ITM
COST 280121P00900000 900.00 72.95 68.15 71.75 53 432 21.90%
COST 280121P00800000 800.00 42.1 38.7 43.1 10 276 23.58%
COST 280121P00740000 740.00 31 26.3 30.75 30 223 24.67%
COST 280121P00890000 890.00 79.69 64.3 68.15 10 209 22.01%
COST 280121P00760000 760.00 32.87 29.85 34.9 1 196 24.41%
COST 280121P00850000 850.00 55.99 49.1 56.9 5 165 22.91%
COST 280121P00910000 910.00 89.5 70.1 75.4 1 123 21.77%
COST 280121P00930000 930.00 89.55 79.05 82.55 7 104 21.41%
COST 280121P00700000 700.00 23.44 21.5 25.35 1 103 25.86%
COST 280121P00640000 640.00 17.5 13.7 16.45 2 101 26.66%
COST 280121P00940000 940.00 89.72 82.1 86.35 5 95 21.24%
COST 280121P00820000 820.00 52.75 41 49 3 81 23.48%
COST 280121P00500000 500.00 5 1 8.15 2 76 32.10%
COST 280121P00880000 880.00 71.94 60 64.85 1 68 22.16%
COST 280121P00440000 440.00 3.65 0.63 6.9 2 63 35.93%
COST 280121P00600000 600.00 12.4 11 12.35 1 62 27.44%
COST 280121P01000000 1000.00 109.72 106.65 113.1 6 59 20.48%
COST 280121P00540000 540.00 14.5 5 11.6 2 53 31.52%
COST 280121P00870000 870.00 62.9 57.5 62.85 5 52 22.57%
COST 280121P00560000 560.00 10.09 5.25 11.45 30 44 29.87%
COST 280121P01010000 1010.00 169.63 162 167 2 43 29.23% YES
COST 280121P00430000 430.00 3.45 2.29 3.25 1 41 32.00%
COST 280121P00860000 860.00 59 55.25 58.95 1 39 22.55%
COST 280121P00720000 720.00 27.45 23.35 27.25 28 38 25.03%
COST 280121P00460000 460.00 5.95 1.82 7.25 1 36 34.56%
COST 280121P00660000 660.00 17.72 12 22 2 35 27.59%
COST 280121P01100000 1100.00 166 158.2 165.7 2 35 18.76% YES
COST 280121P00970000 970.00 105.42 94.35 99.6 12 34 20.95%
COST 280121P00920000 920.00 85.12 74.05 78.85 2 33 21.58%
COST 280121P01020000 1020.00 194.5 140 149 2 32 24.90% YES
COST 280121P00990000 990.00 120.25 102 108.6 2 32 20.66%
COST 280121P00620000 620.00 14.5 8 18 1 31 28.88%
COST 280121P00950000 950.00 97 84.05 90.5 1 30 21.12%
COST 280121P00960000 960.00 95.28 90.85 94.25 1 28 20.89%
COST 280121P00580000 580.00 11.5 6.25 12.8 1 25 29.18%
COST 280121P00680000 680.00 21.35 15 21.45 1 23 25.88%
COST 280121P00450000 450.00 5.62 1.48 5.9 1 19 33.97%
COST 280121P00840000 840.00 52.01 48.4 52.85 4 18 22.79%
COST 280121P01030000 1030.00 134.44 120.55 127.55 1 16 19.98% YES
COST 280121P01200000 1200.00 335.05 267.35 276 19 16 25.84% YES
COST 280121P00980000 980.00 108.99 98.45 103 4 15 20.61%
COST 280121P00780000 780.00 42.1 33.8 39.7 2 15 24.23%
COST 280121P01220000 1220.00 257 242 249 50 12 17.16% YES
COST 280121P01180000 1180.00 236.25 211.95 219.65 50 10 17.79% YES
COST 280121P01060000 1060.00 208.52 193.1 201.95 0 10 30.01% YES
COST 280121P00470000 470.00 5 3.25 5.4 2 9 31.77%
COST 280121P00830000 830.00 50.28 46.55 50.45 6 9 23.03%
COST 280121P01080000 1080.00 171.41 148.35 154.7 4 7 19.21% YES
COST 280121P00520000 520.00 7.25 2 9.2 3 7 31.37%
COST 280121P01040000 1040.00 146.95 125.1 131.45 2 6 19.60% YES
COST 280121P01140000 1140.00 263.2 185.3 191.85 2 3 18.31% YES
COST 280121P01120000 1120.00 210.05 172.05 179.1 2 3 18.64% YES
COST 280121P01050000 1050.00 205.5 186.25 196 1 2 30.08% YES
COST 280121P00490000 490.00 5.85 2.44 7.75 2 2 32.55%
COST 280121P00480000 480.00 8.33 3.5 7.65 2 2 33.27%
COST 280121P01420000 1420.00 546.91 475 484 30 0 32.05% YES
COST 280121P01400000 1400.00 472.18 473 483 0 0 35.22% YES
COST 280121P01300000 1300.00 416.85 305 314 0 0 16.07% YES

COST 2028-01-21 Options Chain FAQ

1. What does this COST options chain for 2028-01-21 show?

This page displays the full COST options chain for contracts expiring on 2028-01-21. Both call and put tables include contract symbols, last trade price, bid/ask quotes, daily change and percentage change, trading volume, open interest, implied volatility, and an in-the-money (ITM) flag. It is designed to give you a complete snapshot of how the market is pricing risk and direction for this specific expiry.

2. How can I use this COST options chain around key events?

Around earnings, macro data releases, or company-specific news, traders often focus on a single expiration such as 2028-01-21. By monitoring changes in implied volatility, volume, and open interest for each strike, you can see where traders are concentrating their bets and hedges. Large shifts in activity on out-of-the-money calls or puts can be early signs of expected volatility or directional moves in COST.

3. What is the difference between in-the-money and out-of-the-money options here?

The ITM column highlights whether a contract is currently in-the-money for COST: call options are ITM when their strike is below the current stock price, while put options are ITM when their strike is above the current stock price. ITM contracts have intrinsic value, while out-of-the-money options are purely time and volatility value. This distinction helps you quickly identify which strikes are already “in the money” for this expiry.

4. How should I read implied volatility (IV) in this COST options table?

Implied volatility reflects how much movement the market expects for COST between now and 2028-01-21. Higher IV typically means options are more expensive and the market is pricing in larger potential moves. You can compare IV across strikes and between calls and puts to identify skew – for example, expensive downside puts may indicate demand for crash protection, while rich upside calls can signal speculative interest.

5. Can this single-expiry chain replace a full multi-expiry options overview?

No. This 2028-01-21 options chain gives a granular view for one maturity only. For a complete picture of positioning in COST, you should also review the multi-expiry options overview where you can compare put/call ratios, total open interest and volume across different expiration dates. Combining both perspectives helps you understand whether traders are focused on very short-term moves or longer-dated themes.

6. How often is this COST options chain for 2028-01-21 updated?

The COST options data on this page is refreshed regularly during market hours to reflect the latest trades, mid-market quotes, and open interest updates. Intraday changes in volume, open interest, and implied volatility can provide important signals about how sentiment and risk pricing are evolving as 2028-01-21 approaches.