CBOE Intra-day Volume

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Half Hourly Exchange Volume Report For 7/20/2017

Total

Time Calls Puts Total P/C Ratio
9:00 AM 386844 270475 657319 0.70
9:30 AM 668740 458586 1127326 0.69
10:00 AM 988047 740597 1728644 0.75
10:30 AM 1186590 897335 2083925 0.76
11:00 AM 1450979 1068797 2519776 0.74
11:30 AM 1557766 1164760 2722526 0.75
12:00 PM 1715886 1259904 2975790 0.73
12:30 PM 1812822 1355980 3168802 0.75
1:00 PM 1966990 1459328 3426318 0.74
1:30 PM 2084213 1525343 3609556 0.73
2:00 PM 2293697 1668820 3962517 0.73
2:30 PM 2408898 1781330 4190228 0.74
3:00 PM 2664873 1973748 4638621 0.74

Index Options

Time Calls Puts Total
9:00 AM 156194 125566 281760
9:30 AM 285171 195607 480778
10:00 AM 433591 363994 797585
10:30 AM 508291 411651 919942
11:00 AM 686465 504236 1190701
11:30 AM 720079 544668 1264747
12:00 PM 759159 589363 1348522
12:30 PM 792509 634484 1426993
1:00 PM 883594 666545 1550139
1:30 PM 915102 689503 1604605
2:00 PM 1043138 767016 1810154
2:30 PM 1077820 808555 1886375
3:00 PM 1167884 881142 2049026

Equity Options

Time Calls Puts Total
9:00 AM 230650 144909 375559
9:30 AM 383569 262979 646548
10:00 AM 554456 376603 931059
10:30 AM 678299 485684 1163983
11:00 AM 764514 564561 1329075
11:30 AM 837687 620092 1457779
12:00 PM 956727 670541 1627268
12:30 PM 1020313 721496 1741809
1:00 PM 1083396 792783 1876179
1:30 PM 1169111 835840 2004951
2:00 PM 1250559 901804 2152363
2:30 PM 1331078 972775 2303853
3:00 PM 1496989 1092606 2589595

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 7/20/2017

DOW Industrials

Time Calls Puts Total
9:00 AM 325 263 588
9:30 AM 514 300 814
10:00 AM 601 532 1133
10:30 AM 822 533 1355
11:00 AM 840 544 1384
11:30 AM 869 553 1422
12:00 PM 870 564 1434
12:30 PM 871 566 1437
1:00 PM 871 566 1437
1:30 PM 871 566 1437
2:00 PM 883 566 1449
2:30 PM 995 566 1561
3:00 PM 1334 966 2300

S&P 100

Time Calls Puts Total
9:00 AM 36 69 105
9:30 AM 384 418 802
10:00 AM 580 540 1120
10:30 AM 581 623 1204
11:00 AM 603 644 1247
11:30 AM 639 649 1288
12:00 PM 646 669 1315
12:30 PM 646 669 1315
1:00 PM 646 679 1325
1:30 PM 664 689 1353
2:00 PM 687 695 1382
2:30 PM 704 704 1408
3:00 PM 705 720 1425

S&P 500

Time Calls Puts Total
9:00 AM 23186 55848 79034
9:30 AM 40759 78026 118785
10:00 AM 92196 137832 230028
10:30 AM 114044 165876 279920
11:00 AM 139674 198375 338049
11:30 AM 150717 214672 365389
12:00 PM 168564 240137 408701
12:30 PM 184610 264240 448850
1:00 PM 192859 273996 466855
1:30 PM 200285 285444 485729
2:00 PM 209690 294367 504057
2:30 PM 224650 309417 534067
3:00 PM 248469 341049 589518

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 7/19/2017

CBOE Total Open Interest

Calls Puts Total
145626566 150803417 296429983

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CBOE Index Open Interest on 7/19/2017

Option Calls Puts Total
OEX 5146 8632 13778
SPX 2831372 5780197 8611569
NDX N/A N/A N/A
MNX N/A N/A N/A
DJX 51705 38533 90238
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