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SIE practice question: Understanding Trading, Customer Accounts and Prohibited Activities

Understanding Trading, Customer Accounts and Prohibited ActivitiesDifficulty 2/5

A trader places an order for their own account ahead of a large customer order they know is coming. What is this?

  1. AFreeriding, a prohibited form of market manipulation
  2. BFront running, a prohibited form of market manipulation
  3. CBacking away, a prohibited form of market manipulation
  4. DMarking the close, a prohibited form of market manipulation
Show answer and rationale

Correct: B. Front running is trading ahead of a known customer order to profit from the price movement it will cause. All four options are genuine prohibited practices, which is why naming them precisely matters.

  • C — Backing away is failing to honour a quoted price, which is a different prohibited practice.
  • D — Marking the close is trading near the end of the session to influence the closing price.
  • A — Freeriding is selling securities before paying for them in a cash account.

Concept being tested

23 of the 75 scored items. Order types and trade capacity, the components of return and the dividend dates, settlement timeframes, corporate actions and their effect on price and cost basis; account types and registrations including retirement accounts; anti-money laundering; books, records and privacy; communications and best interest obligations; and the prohibited activities, from market manipulation and insider trading to the rules on unregistered persons. — 31% of the exam. Study guide for Understanding Trading, Customer Accounts and Prohibited Activities.

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Primary references

  1. Securities Industry Essentials (SIE) Examination Content Outline — Financial Industry Regulatory Authority (FINRA) · primary · retrieved 2026-09-22, verified 2026-09-22
Last reviewed: 2026-10-18Reviewed by: Openverse editorial team, Authoring and fact verificationHow we verify facts