dawn raid noun

A stock market operation in which a large proportion of a company's shares are suddenly bought, often in anticipation of a takeover bid

dawn on

To begin to become evident to or be understood by

raid¹ /rād/

1. A sudden swift inroad, orig by horsemen, for assault or seizure
2. An air attack
3. An invasion unauthorized by government
4. An incursion of police for the purpose of making arrests, etc
5. An onset or onslaught for the purpose of obtaining or suppressing something
6. Concerted selling by a group of speculators in order to lower the price of a particular stock (stock exchange sl)

To make a raid on

To go on a raid

raidˈer noun

1. A person who raids
2. A raiding aeroplane

corporate raider

A person who buys up a large proportion of a company's shares so as to be in a position to take it over or influence management policy

dawn raid see under dawn

raid the market

To upset prices of stocks artificially for future gain