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United States Natural Gas Fund, LP (ung)

2025-08-08 15:59:57 ET (Delayed)
Bid: 
13.12
Ask: 
13.13
Vol: 
5,246,123
Last: 
13.13
Change: 
-0.075 (+-0.5682%)
Filters By:
Volume:
All
Expiration Type:
All
Options Range:
Near the Money
Size:
3
Expiration:
2025 August
 
Options Chain
Total Records: 30
Calls
(EXPR: Wed Aug 13 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
1.16
+0
1.1
1.31
0
0.4
0.9204
0.1617
0
UNG 12.500
0.78
-0.32
0
1.6
37
0.48
0.8195
0.3229
40
UNG 13.000
0.42
-0.235
0.19
0.48
741
0.48
0.6181
0.5145
756
UNG 13.500
0.16
-0.18
0.09
0.17
1,364
0.47
0.3511
0.5152
1740
UNG 14.000
0.06
-0.08
0.05
0.06
201
0.47
0.1585
0.3212
760
UNG 14.500
0.02
-0.03
0.01
0.03
129
0.51
0.0684
0.1616
504
Wed Aug 13 2025
Strike
UNG 12.000
UNG 12.500
UNG 13.000
UNG 13.500
UNG 14.000
UNG 14.500
Puts
(EXPR: Wed Aug 13 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
0.03
-0.01
0
0.04
86
0.52
-0.0797
0.1618
143
UNG 12.500
0.07
+0.015
0.04
0.08
238
0.5
-0.1807
0.3234
644
UNG 13.000
0.2
+0.07
0.14
0.23
660
0.5
-0.3827
0.5162
1103
UNG 13.500
0.48
+0.17
0.34
0.48
701
0.47
-0.6509
0.5182
807
UNG 14.000
0.96
+0.325
0.62
0.94
21
0.45
-0.8447
0.3236
97
UNG 14.500
1.34
+0.29
1.23
1.43
1
0.64
-0.935
0.1615
78
Calls
(EXPR: Fri Aug 15 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
1.35
-0.23
0
1.38
4
0.55
0.8852
0.1771
357
UNG 12.500
0.81
-0.31
0.75
1
119
0.53
0.7801
0.2965
340
UNG 13.000
0.49
-0.24
0.41
0.56
179
0.52
0.6058
0.4133
628
UNG 13.500
0.24
-0.195
0.17
0.26
693
0.51
0.3928
0.4216
1350
UNG 14.000
0.11
-0.12
0.07
0.12
812
0.52
0.2207
0.3147
2051
UNG 14.500
0.05
-0.06
0.03
0.07
462
0.5
0.1187
0.1979
877
Fri Aug 15 2025
Strike
UNG 12.000
UNG 12.500
UNG 13.000
UNG 13.500
UNG 14.000
UNG 14.500
Puts
(EXPR: Fri Aug 15 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
0.05
+0.015
0.05
0.06
65
0.57
-0.1161
0.1783
6441
UNG 12.500
0.12
+0.03
0.1
0.13
326
0.53
-0.2221
0.299
1588
UNG 13.000
0.29
+0.08
0.15
0.36
620
0.54
-0.3982
0.4176
3582
UNG 13.500
0.55
+0.15
0.51
0.76
44
0.52
-0.6137
0.4265
983
UNG 14.000
0.94
+0.24
0.89
0.98
69
0.55
-0.7876
0.3186
5294
UNG 14.500
1.36
+0.285
1.26
1.46
1
0.64
-0.8902
0.1992
334
Calls
(EXPR: Wed Aug 20 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
0
+0
1.19
2.34
0
0.47
0.8427
0.1805
0
UNG 12.500
0
+0
0.83
1.75
0
0.5
0.7366
0.2596
0
UNG 13.000
0.57
-0.25
0
0.68
3
0.51
0.5902
0.3222
54
UNG 13.500
0.36
-0.175
0.28
0.43
103
0.5
0.4249
0.3314
146
UNG 14.000
0.18
-0.165
0.12
0.2
22
0.49
0.2769
0.2821
187
UNG 14.500
0.18
+0
0.01
0.12
0
0.47
0.169
0.2076
372
Wed Aug 20 2025
Strike
UNG 12.000
UNG 12.500
UNG 13.000
UNG 13.500
UNG 14.000
UNG 14.500
Puts
(EXPR: Wed Aug 20 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
0.09
+0
0
0.22
0
0.55
-0.1581
0.181
1
UNG 12.500
0.2
+0.045
0.11
4.95
153
0.51
-0.2647
0.2606
173
UNG 13.000
0.4
+0.11
0
4.8
53
0.52
-0.4119
0.3241
60
UNG 13.500
0.64
+0.135
0.57
0.73
11
0.51
-0.5784
0.3343
30
UNG 14.000
0.85
+0.05
0.01
1.21
1
0.48
-0.7284
0.2868
2
UNG 14.500
1.45
+0
0
1.51
0
0.47
-0.8385
0.2131
15
Calls
(EXPR: Fri Aug 22 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
1.3
-0.325
1.24
1.47
16
0.53
0.8265
0.1776
34
UNG 12.500
0.89
-0.325
0.84
0.99
5
0.53
0.723
0.2437
89
UNG 13.000
0.65
-0.23
0.43
0.87
117
0.52
0.5871
0.2939
166
UNG 13.500
0.4
-0.195
0.36
0.59
91
0.52
0.4367
0.3026
216
UNG 14.000
0.25
-0.13
0.2
0.25
128
0.5
0.2993
0.2664
328
UNG 14.500
0.12
-0.11
0.07
0.18
106
0.51
0.1937
0.2069
462
Fri Aug 22 2025
Strike
UNG 12.000
UNG 12.500
UNG 13.000
UNG 13.500
UNG 14.000
UNG 14.500
Puts
(EXPR: Fri Aug 22 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
0.12
+0.015
0.11
0.14
154
0.56
-0.1748
0.1786
341
UNG 12.500
0.25
+0.055
0.13
0.26
949
0.53
-0.279
0.2453
1681
UNG 13.000
0.42
+0.075
0.22
0.45
67
0.53
-0.4158
0.2961
455
UNG 13.500
0.65
+0.105
0.62
0.78
27
0.52
-0.5676
0.3055
485
UNG 14.000
1.05
+0.215
0.9
1.12
685
0.51
-0.7066
0.2701
326
UNG 14.500
1.43
+0.265
1.38
1.65
31
0.51
-0.8139
0.2113
319
Calls
(EXPR: Fri Aug 29 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
1.46
-0.26
1.2
1.66
25
0.53
0.7923
0.1673
46
UNG 12.500
1.08
-0.25
1.02
1.2
41
0.53
0.6941
0.209
65
UNG 13.000
0.71
-0.3
0.71
0.87
7
0.53
0.5796
0.2363
74
UNG 13.500
0.54
-0.205
0
0.57
104
0.53
0.4596
0.2421
234
UNG 14.000
0.36
-0.165
0.33
0.39
81
0.53
0.3458
0.2259
385
UNG 14.500
0.25
-0.105
0.01
1.25
16
0.51
0.2483
0.1938
161
Fri Aug 29 2025
Strike
UNG 12.000
UNG 12.500
UNG 13.000
UNG 13.500
UNG 14.000
UNG 14.500
Puts
(EXPR: Fri Aug 29 2025)
Strike
Last
Net
Bid
Ask
Vol
IV
Delta
Gamma
Int
UNG 12.000
0.17
+0
0.19
0.22
0
0.52
-0.2086
0.1684
526
UNG 12.500
0.38
+0.085
0.26
0.37
31
0.54
-0.3075
0.2104
832
UNG 13.000
0.56
+0.09
0.42
0.57
58
0.53
-0.4228
0.238
631
UNG 13.500
0.82
+0.125
0.59
1.02
2
0.53
-0.5438
0.2441
246
UNG 14.000
1.24
+0.26
1.02
1.25
7
0.52
-0.6581
0.2284
111
UNG 14.500
1.25
+0
1.31
1.68
0
0.52
-0.7569
0.197
476
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