noun
sales amount; sales volume; trading volume
Used in business and finance to refer to the total value or quantity of goods, securities, or services sold over a period. Often seen in stock market contexts as 'trading volume'.
今月の売買高は前年同月比で10％増加した。
This month's sales volume increased by 10% compared to the same month last year.
The trading volume on the Tokyo Stock Exchange hit a record high.