2026 Securities Licensing Study Guides (SIE, Series 7 & Series 66) are now live
Trading & AccountsSection 37 min read

3.1 Order Types & Market Instructions

Order types dictate how broker-dealers route and execute customer instructions on secondary markets.

Key FINRA Exam Takeaways

  • Market Order: Executed immediately at current market price; guarantees execution, NOT price.
  • Limit Order: Executed only at specified price or better; guarantees price, NOT execution.
  • Stop Order: Inactive until the stop price is triggered, then becomes a Market Order to execute immediately.
  • BLiSS Rule (Below Market): Buy Limits and Sell Stops placed below current market price.
  • SLoBS Rule (Above Market): Sell Limits and Buy Stops placed above current market price.
Knowledge Checkpoint • Section 3.1

An investor who owns stock currently trading at $55 wishes to automatically sell the shares if the price falls to $50 to prevent further losses. Which order should the investor place?