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Costco Wholesale Corporation (cost)

2025-08-01 10:25:31 ET (Delayed)
Bid: 
945.85
Ask: 
946.74
Vol: 
594,166
Last: 
946.3
Change: 
+6.655 (+0.7082%)
Filters By:
Volume:
All
Expiration Type:
All
Options Range:
Near the Money
Size:
3
Expiration:
2025 August
 
Options Chain
Total Records: 30
Calls
(EXPR: Fri Aug 01 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 940.000
4.9
-1.175
6.95
8.05
246
0.35
0.7724
0.0355
738
COST 942.500
5.29
+0.69
5.1
6.1
81
0.34
0.6779
0.0431
181
COST 945.000
3.74
+0.19
3.95
4.4
1,176
0.35
0.5642
0.0478
829
COST 947.500
3.1
+0.505
2.21
3.05
264
0.32
0.444
0.0476
180
COST 950.000
1.79
-0.08
1.7
1.8
3,234
0.33
0.333
0.0429
1414
COST 952.500
1.07
-0.285
0.91
1.37
217
0.34
0.2426
0.0355
336
Fri Aug 01 2025
Strike
COST 940.000
COST 942.500
COST 945.000
COST 947.500
COST 950.000
COST 952.500
Puts
(EXPR: Fri Aug 01 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 940.000
1.25
-2.175
1.1
1.6
159
0.37
-0.2276
0.0355
570
COST 942.500
2.08
-2.42
1.59
2.48
228
0.37
-0.3221
0.0431
53
COST 945.000
2.9
-2.975
1.89
3
125
0.31
-0.4358
0.0478
287
COST 947.500
4.6
-2.9
3.55
4.4
40
0.34
-0.556
0.0476
51
COST 950.000
5.98
-3.195
5.05
6.2
52
0.35
-0.667
0.0429
390
COST 952.500
14.63
+0
6.7
8.6
0
0.38
-0.7574
0.0355
12
Calls
(EXPR: Fri Aug 08 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 940.000
15.42
+1.995
15.2
15.95
45
0.22
0.603
0.013
187
COST 942.500
12.95
+1
13.7
14.5
33
0.22
0.5704
0.0133
94
COST 945.000
13
+2.25
12.35
13
84
0.22
0.5371
0.0135
366
COST 947.500
11
+1.325
11.1
11.85
27
0.22
0.5032
0.0136
61
COST 950.000
10.12
+1.52
9.85
10.5
261
0.22
0.4692
0.0136
490
COST 952.500
9.7
+2.125
8.8
9.45
10
0.22
0.4353
0.0135
52
Fri Aug 08 2025
Strike
COST 940.000
COST 942.500
COST 945.000
COST 947.500
COST 950.000
COST 952.500
Puts
(EXPR: Fri Aug 08 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 940.000
7.95
-1.925
8.25
8.85
22
0.22
-0.4029
0.0132
166
COST 942.500
10.47
-0.605
9.25
9.95
2
0.22
-0.4361
0.0135
42
COST 945.000
11.4
-0.975
10.35
11
34
0.22
-0.47
0.0138
150
COST 947.500
12.2
-1.525
11.5
12.25
2
0.22
-0.5046
0.0139
7
COST 950.000
13.5
-1.65
12.7
13.55
8
0.22
-0.5393
0.0139
159
COST 952.500
15.45
+0
14.1
15.15
0
0.22
-0.5738
0.0138
4
Calls
(EXPR: Fri Aug 15 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 935.000
22.5
+1.925
22.55
23.6
12
0.21
0.6377
0.0095
252
COST 940.000
19.6
+1.925
19.5
20.4
86
0.21
0.5898
0.0099
443
COST 945.000
16.12
+1.02
16.7
17.45
39
0.21
0.5398
0.0102
346
COST 950.000
14.5
+1.725
14.2
14.9
264
0.21
0.4888
0.0103
979
COST 955.000
11.63
+0.88
12
12.65
53
0.21
0.438
0.0102
725
COST 960.000
9.7
+0.6
10.05
10.45
454
0.21
0.3887
0.0099
1477
Fri Aug 15 2025
Strike
COST 935.000
COST 940.000
COST 945.000
COST 950.000
COST 955.000
COST 960.000
Puts
(EXPR: Fri Aug 15 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 935.000
10.32
-0.93
9.9
10.4
13
0.21
-0.3679
0.0096
364
COST 940.000
12.54
-0.835
11.65
12.4
31
0.21
-0.4167
0.0101
1520
COST 945.000
14.85
-0.925
13.9
14.65
7
0.21
-0.4678
0.0104
394
COST 950.000
17.55
-0.9
16.3
17.15
10
0.21
-0.52
0.0105
2433
COST 955.000
22.2
+0
18.45
20.05
0
0.2
-0.572
0.0104
873
COST 960.000
24.69
-0.16
22.1
23
4
0.21
-0.6226
0.0102
426
Calls
(EXPR: Fri Aug 22 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 935.000
25.73
+1.08
26.35
27.75
1
0.21
0.6229
0.0077
22
COST 940.000
23
+1.375
23.5
25
25
0.21
0.5843
0.0079
81
COST 945.000
19.45
+0.45
20.5
21.8
6
0.21
0.5443
0.0081
27
COST 950.000
20.47
+3.895
18.1
19.2
10
0.21
0.5036
0.0082
67
COST 955.000
13.72
+0
15.45
17.15
0
0.21
0.4625
0.0082
55
COST 960.000
13.5
+1
13.1
14.6
24
0.2
0.4217
0.0081
96
Fri Aug 22 2025
Strike
COST 935.000
COST 940.000
COST 945.000
COST 950.000
COST 955.000
COST 960.000
Puts
(EXPR: Fri Aug 22 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 935.000
13.54
-0.785
12.9
14.05
3
0.22
-0.3843
0.0078
67
COST 940.000
17.65
+0
15.1
15.95
0
0.22
-0.4239
0.0081
86
COST 945.000
17.77
-0.905
17.05
18.3
2
0.21
-0.465
0.0084
185
COST 950.000
20.17
-0.955
19.45
20.9
1
0.21
-0.507
0.0085
97
COST 955.000
21.55
-2.65
22.15
23.45
1
0.21
-0.5494
0.0085
32
COST 960.000
36.36
+0
24.85
26.4
0
0.21
-0.5916
0.0084
48
Calls
(EXPR: Fri Aug 29 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 935.000
30
+2.575
29.85
31.05
2
0.21
0.6194
0.0068
16
COST 940.000
29
+4.175
26.55
28.1
8
0.21
0.5851
0.007
33
COST 945.000
25.15
+3
23.85
25.05
22
0.21
0.5498
0.0072
35
COST 950.000
22.37
+2.895
21.35
22.85
3
0.21
0.5138
0.0073
111
COST 955.000
18.3
+0.975
16.85
20.25
1
0.2
0.4773
0.0073
34
COST 960.000
17.5
+2.2
16.4
17.6
3
0.2
0.4408
0.0073
84
Fri Aug 29 2025
Strike
COST 935.000
COST 940.000
COST 945.000
COST 950.000
COST 955.000
COST 960.000
Puts
(EXPR: Fri Aug 29 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
COST 935.000
16.08
-0.42
15.35
16.3
4
0.21
-0.3901
0.007
82
COST 940.000
18.1
-0.425
17.35
18.25
11
0.21
-0.4255
0.0073
124
COST 945.000
20.8
+0
19.45
20.55
81
0.21
-0.4621
0.0074
42
COST 950.000
29.35
+0
21.1
24.25
0
0.21
-0.4995
0.0076
50
COST 955.000
28.29
+0
21.55
27.1
0
0.2
-0.5375
0.0076
52
COST 960.000
30.28
+0
24.05
30.45
0
0.2
-0.5756
0.0076
32
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