Equities Market Share Statistics


Options Market Share

May 2018

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 14.76% 985 Million 3.16% 211 Million 0.72% 48 Million
Tape A 9.79% 338 Million 3.34% 115 Million 0.47% 16 Million
Tape B 11.06% 125 Million 2.53% 29 Million 1.50% 17 Million
Tape C 25.02% 522 Million 3.19% 67 Million 0.71% 15 Million
U.S. ETFs 11.97% 134 Million 2.57% 29 Million 1.66% 18 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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