Here’s a look at total options and equity options August marketshare numbers from 2014 and 2015 according to OCC data.

 

August 2015 Total Options Marketshare:

AMEX-? ???????? ??? ?? 7.43%????? ?

BATS-??????????? ? ???? 10.89%?? ?

BOX-????? ???????? ???? ?2.24%??? ?

CBOE-??? ???????? ??? 26.05%

C2-????????? ????????????? ?1.82%???? ?

GEM-?????????????????? ?2.57%? ?? ?

ISE-???????? ?????????? ? 12.05%?

MIAX-??????????????? ???5.92%??? ? ?

NOBO-??????????????? ? 0.79%? ??

NSDQ-?? ?????????????? ?6.21%???? ?

NYSE Arca-??????????10.38%?? ??

OMX PHLX-??????? 13.64%?

 

August 2014 Total Options Marketshare:

AMEX- ??????????????? ? 11.25%

BATS-??????????????????? ???5.26%??

BOX- ?????????????????? ??? 2.62%?

CBOE- ???????????????? ??27.49%

C2-????????????????????????? ??2.04%?

GEM-??????????????????? ? ? 3.35%

ISE- ????????????????????? ? ?10.84%

MIAX-?????????????????? ??? 3.38%

NOBO-?????????????????? ?? 0.70%

NSDQ- ???????????????? ? ? ?8.74%

NYSE Arca-????????? ??? 9.26%

OMX PHLX- ??????? ??15.08%

 

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August 2015 Equity Options Marketshare:

AMEX- ???????????????? ?? 8.46%

BATS- ?????????????????? ?12.42%

BOX- ???????????????????? ? ?2.56%

CBOE- ? ???????????????? ?15.88%

C2- ????????????????????????? ??2.02%

GEM-??????????????????? ????2.93%

ISE-??????? ?????????????? ??13.65%

MIAX-?????????????????? ?? 6.76%

NOBO-????????????????? ???0.90%

NSDQ-????????????????? ???7.08%

NYSE Arca-????????? ??11.82%

OMX PHLX-???????? ?15.51%

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August 2014 Equity Options Marketshare:

AMEX-? ????????????? ?12.37%

BATS-?????????????????? ???5.87%

BOX-??? ?????????????????? 2.92%

CBOE-?? ??????????????? 19.53%

C2-???????????????????????? ??2.26%

GEM- ?????????????????? ???3.73%

ISE-? ????????????????????? ?12.05%

MIAX-?????????????????? ?? 3.77%

NOBO-?????????????????? ??0.78%

NSDQ-?? ?????????????? ?? 9.74%

NYSE Arca-??????????? 10.21%

OMX PHLX-??????? ?? 16.78%