Inside Day Trading

day trading
(Day traders) hold stocks for minutes to hours making numerous trades each day usually with a cursory understanding of the companies they trade.  These investors rely on timing and minimize risk by buying and then immediately selling.
The buying and selling of securities on the same day, often online, on the basis of small, short-term price fluctuations
(Day traders) come to market each day flat (no position) and leave the day flat. Their behavior is very short-term and often emotional.
Day trading refers to the practice of buying and selling financial instruments within the same trading day such that all positions are usually closed before the market close for the trading day. Traders that participate in day trading are called active traders or day traders.

inside
(in some team sports) Denoting positions nearer to the center of the field
Situated on or in, or derived from, the inside
(in basketball) Taking place within the perimeter of the defense
within a building; "in winter we play inside"
relating to or being on the side closer to the center or within a defined space; "he reached into his inside jacket pocket"; "inside out"; "an inside pitch is between home plate and the batter"
the region that is inside of something