Equities Market Share Statistics


Options Market Share

March 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 16.56% 2,212 Million 0.68% 91 Million 0.85% 114 Million
Tape A 11.28% 600 Million 0.64% 34 Million 0.75% 40 Million
Tape B 10.67% 235 Million 0.93% 20 Million 1.52% 33 Million
Tape C 23.60% 1,377 Million 0.62% 36 Million 0.69% 40 Million
U.S. ETFs 13.10% 266 Million 1.15% 23 Million 1.94% 39 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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