Responsibilities to Employers: Proprietary Strategies

Emily is a financial advisor working at Wealth Management Solutions. She has developed a unique proprietary investment strategy that has been highly successful with her clients. Recently, Emily received an offer from a competing firm, Elite Financial Advisors, which is interested in hiring her and would like her to bring her investment strategy with her. Given her current employment agreement, Emily is considering whether it is ethical to disclose her proprietary strategy to the new firm.

According to the CFA Institute's Code of Ethics and Standards of Professional Conduct, what should Emily primarily consider regarding her responsibilities to her current employer when making this decision?