Detection rate

The detection rate is the share of actual violations that are found. It is unknown for market manipulation, and it is unknowable from enforcement data alone — which is why this site never presents case counts as a measure of how much manipulation occurs.

data and analysis · updated 2026-11-06

See also

• Selection bias — Selection bias arises when the process producing a dataset is related to what the data is being used to measure. Regulators choose…
• Base rate — The base rate is the underlying frequency of an event in a population. Because manipulation is rare relative to total order flow, …

Terms that refer here

Selection bias · Survivorship bias

Back to the full glossary — 282 defined terms.