Equities Market Share Statistics


Options Market Share

May 2015

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 15.98% 991 Million 1.72% 107 Million 0.91% 57 Million
Tape A 12.93% 423 Million 1.61% 53 Million 0.86% 28 Million
Tape B 10.22% 115 Million 2.21% 25 Million 1.03% 12 Million
Tape C 25.09% 453 Million 1.62% 29 Million 0.93% 17 Million
U.S. ETFs 11.43% 107 Million 2.48% 23 Million 1.12% 10 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.

*Trades Reported to the FINRA/Nasdaq TRF represent internalized volume and other trade reporting to the FINRA/Nasdaq Trade Reporting FacilityTM, a facility of FINRA that is operated by Nasdaq.