Securities Industry Essentials (SIE) ExamKnowledge of Capital MarketsEasy

A broker-dealer is facilitating a transaction where they are purchasing shares from a client into their own inventory, and then selling those shares to another client from their inventory. In this scenario, the broker-dealer is acting as a:

  1. APrincipal
  2. BAgent
  3. CCustodian
  4. DUnderwriter
Show answer & explanation

Correct answer: A. Principal

When a broker-dealer buys or sells securities for its own account (i.e., from or into its inventory), it is acting as a principal. This means it takes on the risk of ownership.

Why the other options are wrong

  • B. An agent facilitates a transaction between two parties without taking ownership of the securities.
  • C. A custodian holds securities for safekeeping.
  • D. An underwriter helps an issuer bring new securities to market.

Principal (Broker-Dealer Role)

When a broker-dealer acts as a principal, it buys or sells securities for its own account, taking ownership of the securities. It profits from the spread between the purchase and sale price.

  • Acts for its own account.
  • Takes ownership of the securities.
  • Involves inventory risk.
  • Profits from the bid-ask spread.

Memory trick: Principal = 'P'ossession, 'P'rofit from inventory.

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