Put/Call Ratio — July 31, 2015

Each report is available in HTML format only. Put/Call Ratio data is available for up to two (2) years. Archived data can be found in the Historical Volume Query.

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Exchange Equity Index Debt Exchange Total
  Volume P/C Ratio Market Share Volume P/C Ratio Market Share Volume P/C Ratio Market Share Volume Market Share
AMEX
Calls 551,795     764     0        
Puts 540,257     434     0        
Total 1,092,052 0.98 7.58% 1,198 0.57 0.09% 0 0.00 0.00% 1,093,250 6.95%
ARCA
Calls 879,279     369     0        
Puts 674,038     2,226     0        
Total 1,553,317 0.77 10.78% 2,595 6.03 0.20% 0 0.00 0.00% 1,555,912 9.90%
BATS
Calls 938,717     0     0        
Puts 836,799     0     0        
Total 1,775,516 0.89 12.32% 0 0.00 0.00% 0 0.00 0.00% 1,775,516 11.29%
BOX
Calls 227,822     0     0        
Puts 173,424     0     0        
Total 401,246 0.76 2.78% 0 0.00 0.00% 0 0.00 0.00% 401,246 2.55%
C2
Calls 145,272     2,803     0        
Puts 196,253     6,887     0        
Total 341,525 1.35 2.37% 9,690 2.46 0.74% 0 0.00 0.00% 351,215 2.23%
CBOE
Calls 1,156,942     517,822     0        
Puts 1,065,950     772,266     0        
Total 2,222,892 0.92 15.43% 1,290,088 1.49 98.28% 0 0.00 0.00% 3,512,980 22.35%
GEM
Calls 218,519     219     0        
Puts 254,841     525     0        
Total 473,360 1.17 3.29% 744 2.40 0.06% 0 0.00 0.00% 474,104 3.02%
ISE
Calls 893,280     1,509     0        
Puts 1,008,674     2,447     0        
Total 1,901,954 1.13 13.20% 3,956 1.62 0.30% 0 0.00 0.00% 1,905,910 12.12%
MIAX
Calls 699,700     0     0        
Puts 524,929     0     0        
Total 1,224,629 0.75 8.50% 0 0.00 0.00% 0 0.00 0.00% 1,224,629 7.79%
NOBO
Calls 76,208     0     0        
Puts 61,220     0     0        
Total 137,428 0.80 0.95% 0 0.00 0.00% 0 0.00 0.00% 137,428 0.87%
NSDQ
Calls 588,325     79     0        
Puts 486,835     291     0        
Total 1,075,160 0.83 7.46% 370 3.68 0.03% 0 0.00 0.00% 1,075,530 6.84%
PHLX
Calls 1,279,977     1,953     0        
Puts 928,739     2,105     0        
Total 2,208,716 0.73 15.33% 4,058 1.08 0.31% 0 0.00 0.00% 2,212,774 14.08%
OCC Totals
Calls 7,655,836     525,518     0     8,181,354  
Puts 6,751,959     787,181     0     7,539,140  
Total 14,407,795 0.88 100.00% 1,312,699 1.50 100.00% 0 0.00 0.00% 15,720,494 100.00%