Equities Market Share Statistics


Options Market Share

October 2021

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 15.22% 1,582 Million 0.54% 56 Million 0.57% 59 Million
Tape A 11.15% 426 Million 0.52% 20 Million 0.57% 22 Million
Tape B 10.06% 185 Million 0.73% 13 Million 0.99% 18 Million
Tape C 20.49% 971 Million 0.47% 22 Million 0.41% 20 Million
U.S. ETFs 12.80% 202 Million 0.93% 15 Million 1.21% 19 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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