Here’s a look at total options and equity options November marketshare numbers from 2013 and 2014 according to OCC data (leaders in bold).

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November 2014 Total Options Marketshare:

AMEX- ??????????????? 10.54%

BATS- ?????????????????? ?5.76%

BOX- ???????????????????? ?2.12%

CBOE- ? ??????????????? 26.14%???????????????????????????????????????????????????????????

C2- ??????????????????????? ?1.99%

GEM-??????????????????? ??3.19%

ISE-??????? ??????????????? 10.03%

MIAX-?????????????????? ? 3.69%

NOBO-????????????????? ??0.60%

NSDQ-????????????????? ??9.56%

NYSE Arca-????????? ??9.18%

OMX PHLX-???????? 17.22%

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November 2013 Total Options Marketshare:

AMEX- ???????????????? 13.66%

BATS-??????????????????? ??2.75%

BOX- ???????????????????? ? 2.21%

CBOE- ???????????????? ??26.61%

C2-???????????????????????? ???1.80%

GEM-??????????????????? ?? 2.59%

ISE- ?????????????????????? ? 13.71%

MIAX-?????????????????? ?? 1.50%

NOBO-???????????????????? 0.74%
NSDQ- ???????????????? ?? ?7.81%

NYSE Arca-????????? ?? 10.33%
OMX PHLX- ??????? ??16.30%

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November 2014 Equity Options Marketshare:

AMEX-? ??????????????? 11.44%

BATS-??????????????????? ? 6.29%???

BOX-????? ??????????????? ? 2.32%

CBOE-??? ??????????????? 19.61%

C2-????????? ???????????????? ?2.15%

GEM-??????????????????? ?? ?3.47%

ISE-???????? ??????????????? 10.94%

MIAX-?????????????????? ? ? 4.02%

NOBO-????????????????? ?? 0.65%

NSDQ-?? ??????????????????10.43%

NYSE Arca-???????????? ?9.91%

OMX PHLX-???????? ?18.77%

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November 2013 Equity Options Marketshare:

AMEX-? ????????????? ? 14.88%
BATS-?????????????????? ???3.00%

BOX-??? ?????????????????? 2.41%
CBOE-?? ??????????????? 20.06%

C2-???????????????????????? ???1.96%

GEM- ?????????????????? ???2.82%
ISE-? ????????????????????? 14.95%

MIAX-?????????????????? ? 1.64%

NOBO-?????????????????? ?0.80%
NSDQ-?? ?????????????? ? 8.52%
NYSE Arca-????????? 11.16%

OMX PHLX-??????? ?17.78%