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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 ?
The latter has the added advantage that the packed cell volume, and hence the level of anaemia, can be determined simultaneously in any animal diagnosed.
05) difference with respect to packed cell volume and haemoglobin concentration among the groups treated withA.
Data are means +- SD, Hb= Hemoglobin, PCV= Packed Cell Volume, MCV= Mean Cell Volume, MCH= Mean Cell Hemoglobin, MCHC= Mean Cell Hemoglobin Concentration, RDW= Red Cell Distribution Width, Fe= Serum iron, TIBC= Total Iron Binding Capacity, % Sat= % Saturation of Transferrin, Fer= Ferritin, N= Normal, M= Male, F= Female, IDA= Iron Deficiency Anemia, Thal= ss Thalassemia Minor.
The red blood cells, packed cell volume, glucose, total protein and albumin revealed no significant difference; by implication the dietary treatments were able to support normal growth.
Packed cell volume of less than 33% has been reported (29), and also PCV of <25% has been associated with severe malaria infection in children (15).
0147 SO: Sickle cell with osteomyelitis, S: Sickle cell without osteomyelitis, PCV: Packed cell volume, WBC: White blood cell, ESR: Erythrocyte sedimentation rate, Ig: Immunoglobulin, C1-INH: C1 esterase inhibitor, C3 act: C3 activator, cmm: /cmm = per cubic milliliters, mm/hr = milliliters in the first one hour, mg/dl = milligrams per deciliter.
Recommended methods for determination of packed cell volume prepared on behalf of the World Health Organization by expert panel on blood cell sizing of the International Committee for Standardization in Hematology.
7%)] showed packed cell volume between 20% and 30%, followed by 31 of 242 (12.
05) were found in the following variables (differences shown in parentheses): packed cell volume (8.
In treated birds,the values of total erythrocytes counts, total leukocyte counts, hemoglobin concentration and mean corpuscular hemoglobin concentration were significantly decreased, while packed cell volume and mean corpuscular volume increased.
Blood was collected directly from cardiac puncture and various hematological (blood glucose, mean corpuscular volume, packed cell volume, total red and white blood cell count) and serum biochemical parameters (cholesterol, aspartate transaminase, alanine transaminase, high density lipoprotein, low density lipoprotein, total protein and triglycerides) were determined for both treatments.
Patients had undergone haemoglobin estimation, packed cell volume and routine investigations.