You buy at 10 in a 10 x 11 market. Two milliseconds later, it’s 9 x 10.
In September 2026, 72% of D-Limit volume at the NBBO saw no NBBO change in the next two milliseconds. Read more: iex.io/article/iex-di…
Is IEX in your top three displayed venues?
Our lit market share has grown 5x in 2 years & IEX’s latest Signal enhancement, Signal V7, has also delivered materially improved post-trade markouts since rollout.
You could be missing out on better performance.
IEX’s market share looks different depending on what you measure.
#1 in exchange single-stock midpoint market share.
#1 in true spread capture.
Larger than any individual ATS in single-stock midpoint volume.
What about your algos?
In July, 20% of institutional brokers’ D-Limit volume received price improvement.
Across all D-Limit volume, that translated to approximately 64 mils per share.
What could that mean for your parent order performance?
iex.io/article/d-limi…
Today, we remember the lives lost on September 11, 2001, and the families, friends, colleagues, and communities who continue to carry that loss.
We honor their memory and never forget.