Equities Market Share Statistics


Options Market Share

May 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 15.78% 1,678 Million 0.62% 66 Million 0.75% 79 Million
Tape A 11.26% 497 Million 0.60% 26 Million 0.67% 30 Million
Tape B 10.58% 185 Million 0.85% 15 Million 1.37% 24 Million
Tape C 22.27% 996 Million 0.56% 25 Million 0.57% 26 Million
U.S. ETFs 12.46% 210 Million 0.96% 16 Million 1.63% 27 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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