U.S. Equities Market Share
- Share volumes traded across Tape A, B, and Creduced 27% monthly but increased 24% annually to 178 billion shares (see chart).
- In September 2011, off-exchange trading accounted for 34% of the shares traded in NMS Equity Securities.
- Share volumes in NYSE-listed securities reduced 27% monthly but increased 22% annually to 38 billion shares.
- NASDAQ-listed securities traded over exchange reduced 24% monthly but increased 9% annually to 44 billion shares.
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