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1. To make both buy and sell orders through different brokers to create the impression of increased interest in a security and thereby raise the price. This is a form of price manipulation and is forbidden by the Securities Exchange Act of 1934. It is less formally known as churning.

2. In brokering, to make more trades on a client's holdings than are necessary in order to maximize commissions. Overtrading is illegal.


1. To purchase a client's securities at an above-the-market price in return for the client's purchase of part of a new issue.
2. See churn.
References in periodicals archive ?
MORNING GOODS MARKET VALUE 100+ represents sales overtrade vs undertrade Trading Sales grocery % category % overtrade value y-o-y % Marks & Spencer 1.
Discounters heavily overtrade in juices and smoothies.
6 ICE CREAM MARKET VALUE 100+ represents sales overtrade vs undertrade Trade Market shares 100 index total grocery % category % Farm Foods [up arrow] 380 0.
Waitrose continues to overtrade in Fairtrade, though its share of the market has decreased.
Like all supermarkets, it overtrades in baby care, but at 121%, it lags behind Asda's 161% and Waitrose's 183% [Kantar Worldpanel 52w/e 30 October 2011].
The online grocer significantly overtrades in organic.
M&S overtrades significantly in chilled ready meals, with 25.
This Government, like so many in the past, does not give adequate precedence to infrastructure development and overtrades on the investments of our grandparents.