We had this discussion once before on RB. And again here on IHUB yesterday.
Posted by: occams_razor
In reply to: Tate202 who wrote msg# 32124 Date:2/6/2004 2:11:56 PM
Post #of 32573
They are using a 32 signed integer to store the value of the shares traded. One bit is the sign, the other 31 bits the number. The largest number that be reported is 2,147,483,647.
Once 2^31 is exceeded, the sign changes and it starts counting up from -2147483647.