The procedure used when a specialist makes a trade involving his own inventory, on one hand, and a floor broker's order , on the other. The broker must first complete the trade with the specialist, who then transacts a separate trade with the customer.
WRITE OUT
Meaning of WRITE OUT in English
Campbell R. Harvey. Hypertextual finance English glossary. Английский словарь гипертекстовых финансов. 2012