An opportunity cost mainly refer to as the potential benefit or the return that could have been if a different choice was made ,in trading assets an opportunity costs can arise from various decision such as when a person fail to invest in a trade or asset that will bring profit and also choosing one investment over another , entering or exiting a trade at the wrong time which will lead to a trader missing potential gains But sill I have some ideas that can manage the opportunity cost for a trader this are spreading of investment ,making research and analysis to make a good and informed investing decisions. By doing this traders can optimize their investment strategies.
Your OP is severely broken from ideas to sentence structures.