Expand All 4521. Notifications, Questionnaires and Reports 4522. Periodic Security Counts, Verifications and Comparisons 4523. Assignment of Responsibility for General Ledger Accounts and Identification of Suspense Accounts 4524. Supplemental FOCUS Information Book traversal links for 4520. Financial Records and Reporting Requirements ‹ 4518. Notification to FINRA in Connection with the JOBS Act Up 4521. Notifications, Questionnaires and Reports ›