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SPDR S&P Biotech (ETF) (xbi)

2025-08-11 09:35:24 ET (Delayed)
Bid: 
85.1
Ask: 
85.12
Vol: 
255,748
Last: 
85.11
Change: 
-0.32 (+-0.3746%)
Filters By:
Volume:
All
Expiration Type:
All
Options Range:
Near the Money
Size:
3
Expiration:
2025 August
 
Options Chain
Total Records: 18
Calls
(EXPR: Fri Aug 15 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
XBI 84.000
1.81
-0.285
1.67
1.9
2
0.32
0.6539
0.1292
560
XBI 84.500
1.76
+0
1.27
1.65
0
0.31
0.5888
0.1398
17
XBI 85.000
1.1
-0.365
1.06
1.3
6
0.31
0.5179
0.1459
6958
XBI 85.500
1.22
+0
0.68
1.04
0
0.29
0.4449
0.1458
175
XBI 86.000
0.77
+0
0.47
0.77
0
0.28
0.3742
0.1397
1574
XBI 86.500
0.72
+0
0.32
0.73
0
0.29
0.3087
0.1292
107
Fri Aug 15 2025
Strike
XBI 84.000
XBI 84.500
XBI 85.000
XBI 85.500
XBI 86.000
XBI 86.500
Puts
(EXPR: Fri Aug 15 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
XBI 84.000
0.69
+0
0.56
0.7
0
0.29
-0.3483
0.1303
6491
XBI 84.500
0.75
-0.09
0.62
0.86
4
0.28
-0.4141
0.1411
5587
XBI 85.000
0.99
-0.045
0.92
1.1
2
0.29
-0.4857
0.1473
16424
XBI 85.500
1.02
+0
1.02
1.35
0
0.26
-0.5594
0.1472
399
XBI 86.000
1.4
+0
1.4
1.8
0
0.29
-0.6309
0.1411
2091
XBI 86.500
1.59
+0
1.71
1.98
0
0.26
-0.6971
0.1305
158
Calls
(EXPR: Fri Aug 22 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
XBI 84.000
2.42
-0.24
2.15
2.6
1
0.29
0.6168
0.0907
26
XBI 84.500
3.03
+0
1.87
2.37
0
0.3
0.5711
0.0945
5
XBI 85.000
2.1
+0
1.6
1.89
0
0.28
0.5235
0.0969
164
XBI 85.500
3.07
+0
1.35
1.72
0
0.29
0.4749
0.0977
20
XBI 86.000
1.61
+0
1.11
1.35
0
0.27
0.4263
0.0968
909
XBI 86.500
1.38
+0
0.92
1.15
0
0.27
0.3787
0.0943
24
Fri Aug 22 2025
Strike
XBI 84.000
XBI 84.500
XBI 85.000
XBI 85.500
XBI 86.000
XBI 86.500
Puts
(EXPR: Fri Aug 22 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
XBI 84.000
1.18
+0
1.03
1.22
0
0.27
-0.3861
0.0916
1026
XBI 84.500
1.22
+0
1.2
1.46
0
0.27
-0.4324
0.0954
3
XBI 85.000
1.61
+0
1.43
1.67
0
0.27
-0.4805
0.0979
1005
XBI 85.500
2
+0
1.33
1.98
0
0.24
-0.5297
0.0988
5
XBI 86.000
2.02
+0
1.93
2.26
0
0.27
-0.5789
0.098
6
XBI 86.500
2.27
+0
2.16
2.48
0
0.25
-0.6271
0.0956
23
Calls
(EXPR: Fri Aug 29 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
XBI 84.000
5.25
+0
2.68
3
0
0.29
0.602
0.072
3
XBI 84.500
5.5
+0
2.36
2.69
0
0.28
0.5657
0.0742
4
XBI 85.000
2.54
+0
2.08
2.38
0
0.28
0.5284
0.0758
23
XBI 85.500
2.27
+0
1.83
2.12
0
0.28
0.4904
0.0765
18
XBI 86.000
1.96
+0
1.56
1.84
0
0.27
0.4522
0.0765
45
XBI 86.500
2.82
+0
1.3
1.67
0
0.27
0.4142
0.0757
13
Fri Aug 29 2025
Strike
XBI 84.000
XBI 84.500
XBI 85.000
XBI 85.500
XBI 86.000
XBI 86.500
Puts
(EXPR: Fri Aug 29 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
XBI 84.000
1.82
+0
1.21
1.74
0
0.27
-0.4019
0.0729
6
XBI 84.500
1.65
+0
1.63
1.92
0
0.28
-0.4387
0.0752
66
XBI 85.000
1.75
+0
1.87
2.23
0
0.28
-0.4766
0.0768
2094
XBI 85.500
2.06
+0
1.93
2.36
0
0.26
-0.5152
0.0777
5
XBI 86.000
2.34
+0
2.24
2.57
0
0.26
-0.554
0.0777
7
XBI 86.500
2.48
+0
2.43
2.93
0
0.25
-0.5927
0.077
3
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