What is AT THE OPEN ORDER?

An ORDER to buy or sell securities at the market open price; if the order cannot be fully executed, it is cancelled. See also AT THE CLOSE ORDER.ATS See ALTERNATIVE TRADING SYSTEM.ATTACHMENT (1) The economic level at which INSURANCE or REINSURANCE coverage becomes effective, i.e., the first dollar above the INSURED

More On This Topic



Link to This Definition
Did you find this definition of AT THE OPEN ORDER helpful? You can share it by copying the code below and adding it to your blog or web page.
Written and fact checked by The Law Dictionary