CBOE Intra-day Volume

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Half Hourly Exchange Volume Report For 5/22/2015

Total

Time Calls Puts Total P/C Ratio
9:00 AM 342357 233316 575673 0.68
9:30 AM 527642 368175 895817 0.70
10:00 AM 692244 508743 1200987 0.73
10:30 AM 853731 634147 1487878 0.74
11:00 AM 1005864 741492 1747356 0.74
11:30 AM 1078048 868993 1947041 0.81
12:00 PM 1172098 927229 2099327 0.79
12:30 PM 1251559 1038585 2290144 0.83
1:00 PM 1342547 1132382 2474929 0.84
1:30 PM 1432698 1219873 2652571 0.85
2:00 PM 1498973 1313539 2812512 0.88
2:30 PM 1604764 1399337 3004101 0.87
3:00 PM 1764196 1538365 3302561 0.87

Index Options

Time Calls Puts Total
9:00 AM 180600 99309 279909
9:30 AM 243097 167126 410223
10:00 AM 299736 224674 524410
10:30 AM 375558 275701 651259
11:00 AM 449748 313602 763350
11:30 AM 475686 352179 827865
12:00 PM 512119 374359 886478
12:30 PM 533412 433599 967011
1:00 PM 565147 464778 1029925
1:30 PM 604104 489420 1093524
2:00 PM 629158 537186 1166344
2:30 PM 654415 574994 1229409
3:00 PM 696648 622717 1319365

Equity Options

Time Calls Puts Total
9:00 AM 161757 134007 295764
9:30 AM 284545 201049 485594
10:00 AM 392508 284069 676577
10:30 AM 478173 358446 836619
11:00 AM 556116 427890 984006
11:30 AM 602362 516814 1119176
12:00 PM 659979 552870 1212849
12:30 PM 718147 604986 1323133
1:00 PM 777400 667604 1445004
1:30 PM 828594 730453 1559047
2:00 PM 869815 776353 1646168
2:30 PM 950349 824343 1774692
3:00 PM 1067548 915648 1983196

Final Volume and Open Interest information can be found here.
* Fields with N/A indicate that the data is not available.



Half Hourly Volume Report for Selected Indices For 5/22/2015

DOW Industrials

Time Calls Puts Total
9:00 AM 21 0 21
9:30 AM 61 41 102
10:00 AM 61 41 102
10:30 AM 68 238 306
11:00 AM 68 241 309
11:30 AM 71 459 530
12:00 PM 142 459 601
12:30 PM 142 473 615
1:00 PM 142 478 620
1:30 PM 192 487 679
2:00 PM 192 487 679
2:30 PM 192 497 689
3:00 PM 194 699 893

S&P 100

Time Calls Puts Total
9:00 AM 30 33 63
9:30 AM 30 33 63
10:00 AM 30 39 69
10:30 AM 30 184 214
11:00 AM 30 190 220
11:30 AM 37 191 228
12:00 PM 37 194 231
12:30 PM 49 194 243
1:00 PM 51 219 270
1:30 PM 51 279 330
2:00 PM 51 279 330
2:30 PM 53 284 337
3:00 PM 55 320 375

S&P 500

Time Calls Puts Total
9:00 AM 6732 16277 23009
9:30 AM 12518 37620 50138
10:00 AM 22320 58144 80464
10:30 AM 21167 72050 93217
11:00 AM 27331 81848 109179
11:30 AM 32351 92921 125272
12:00 PM 35023 98737 133760
12:30 PM 38650 108716 147366
1:00 PM 39264 111318 150582
1:30 PM 41036 115431 156467
2:00 PM 45177 129706 174883
2:30 PM 51316 137579 188895
3:00 PM 58589 150030 208619

Final Volume and Open Interest information can be found here.
* Fields with N/A indicate that the data is not available.



Daily Open Interest as-of-close on 5/21/2015

CBOE Total Open Interest

Calls Puts Total
136016596 129430371 265446967

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CBOE Index Open Interest on 5/21/2015

Option Calls Puts Total
OEX 7032 12767 19799
SPX 2742715 2538158 5280873
NDX 36222 54394 90616
MNX 2351 3635 5986
DJX 111141 82646 193787
OEX post exp N/A N/A N/A
SPX post exp N/A N/A N/A
NDX post exp N/A N/A N/A
MNX post exp N/A N/A N/A
DJX post exp N/A N/A N/A
  VIX Snapshot

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