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This is the daily number of shares of a security that change hands between a buyer and a seller. Also known as volume traded. Also see Up volume and Down volume.


The amount of trading sustained in a security or in the entire market during a given period. Especially heavy volume may indicate that important news has just been announced or is expected. See also average daily volume.


Volume is the number of shares traded in a company's stock or in an entire market over a specified period, typically a day.

Unusual market activity, either higher or lower than average, is typically the result of some external event. But unusual activity in an individual stock reflects new information about that stock or the stock's sector.

References in periodicals archive ?
Table 3 presents data on the number of municipalities by county with at least one case of a diabetes ERV during the week of October 29-November 4 by FEMA flood zones (i.
The department of environment and natural resources began a surveillance of Philippine bats, which host ERV, including the virulent Zaire strain that resulted in West Africa's outbreak in 2014.
Couple the smaller size with the demand from other ERV platforms (like carrying up to four people), and the team decided to stretch the wheel base to allow either a water tank to be dropped in a low position, but it also allows the user to not add a water tank and add two more seats.
Airflow from Garage to Main zone was the lowest for the CFIS ventilation system and between Exhaust and CFIS for the ERV system.
In this approach, the equations describing the actual cooling energy consumption in a practical HVAC system are developed, and the ERV operation, i.
This ERV system is different from the traditional ERV system (see detail in Innovation section).
In order to reduce the energy demand, modern homes are increasingly constructed to be air tight and mechanical systems such as HRV and ERV are used for providing the required ventilation to maintain an acceptable level of indoor air quality.
ERVs provide all the attributes of supply and exhaust with energy savings, probably beyond what is saved by DCV.
The ERV program is based on the Performance Tested Methods(SM) (PTM) program operated by the AOAC Research Institute.
The Prowler ERV, with its proven ability to perform as a stable platform in any terrain or climate, provides unparalleled capabilities based upon its:
The launch of the DryCool ERV in the USA generated $1.