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Published on:

13th Oct 2026

[Series 66] 21, Diversification Correlation and Rebalancing

This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams. In this episode you will learn: - How diversification reduces unsystematic risk without eliminating market risk. - How correlation coefficients range from -1.0 to +1.0 and affect risk reduction. - Why any correlation coefficient below +1.0 provides diversification benefits. - How calendar and corridor rebalancing strategies restore target asset allocation. - How investment adviser representatives evaluate overall portfolio risk under fiduciary standards. OpenExamPrep provides independent study tools for the Series 66 exam. Practice questions and study guides are available at https://open-exam-prep.com/practice/series66 and video resources at https://www.youtube.com/@Open-exam-prep . Sources checked: September 14, 2026 https://www.nasaa.org/wp-content/uploads/2023/02/Series-66-Outline-June-2023.pdf https://www.finra.org/registration-exams-ce/qualification-exams/series66
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Open Exam Prep: Mastering Financial Exams

The path to becoming a certified financial professional is known for its difficulty, and finding high-quality, accessible study material shouldn't be the hardest part.

Created by Ran Chen—an AI application enthusiast, Financial Advisor, and holder of the EA (Tax), Life Insurance, Series 6/63/65, and CFP® designations—this podcast was born from personal experience. Having navigated these challenging exams himself, Ran realized the need for better resources and created Open Exam Prep as a free solution for aspiring professionals.

Each episode breaks down complex major exam topics into clear, digestible lessons, covering everything from tax planning and estate strategies to retirement solutions and investment principles. Whether you’re studying during your commute, workout, or downtime, we are here to guide you—one question, one topic, one victory at a time.

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