Equities Market Share Statistics


Options Market Share

October 2017

The Nasdaq Stock Market Nasdaq BX Nasdaq PSX
  Matched Market Share Average Daily Share Volume Matched Market Share Average Daily Share Volume Matched Market Share Average Daily Share Volume
U.S. Equities 13.72% 838 Million 3.29% 201 Million 0.63% 38 Million
Tape A 8.76% 283 Million 3.53% 114 Million 0.44% 14 Million
Tape B 9.00% 89 Million 2.67% 26 Million 1.09% 11 Million
Tape C 24.62% 406 Million 3.21% 61 Million 0.70% 13 Million
U.S. ETFs 9.85% 87 Million 2.89% 25 Million 1.24% 11 Million

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Data represent share volume of Nasdaq-listed, NYSE-listed or U.S. equity securities (including ETFs) that are executed on the Nasdaq, BX and PSX books as a percentage of consolidated market volume. Data are single counted.

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