Equities Market Share Statistics


Options Market Share

December 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 14.46% 926 Million 3.39% 217 Million 0.68% 44 Million
Tape A 8.49% 278 Million 3.55% 116 Million 0.44% 14 Million
Tape B 9.64% 115 Million 2.88% 34 Million 1.24% 15 Million
Tape C 27.51% 533 Million 3.42% 66 Million 0.75% 15 Million
U.S. ETFs 10.48% 111 Million 3.16% 33 Million 1.45% 15 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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