Used in the context of general equities. Restricts solicitation of buyers to complete the sell order of an insider (unless the firm is already a buyer); signified by a flashing "E" on Quotron.
RULE 144
Meaning of RULE 144 in English
Campbell R. Harvey. Hypertextual finance English glossary. Английский словарь гипертекстовых финансов. 2012