Series 57 Trading Activities Guide

Learn the trading-practice, product, and customer-order rules that drive most of the Series 57 exam.

Trading Activities is the dominant Series 57 chapter because it covers the trader-facing controls that appear most often on the exam. FINRA weights this function most heavily, and the outline makes clear why: a securities trader is expected to understand how orders enter the market, how quotes are displayed, how special product rules change execution behavior, and which conduct crosses the line into manipulation or other prohibited activity.

Read this chapter as a workflow. Start with general trading practices such as order types, market access, trading systems, clearly erroneous review, and quotation rules. Then move into product-specific trading issues such as IPO restrictions, penny-stock quoting, options, and short sales. Finish with customer-order obligations and Regulation NMS, because many exam questions test the point where execution behavior meets customer protection.

What this chapter should help you do

Exam skillWhat to practice
order handlingidentify order type, routing, execution, and display consequences
market accessrecognize when pre-trade controls, credit limits, or sponsored-access controls matter
market integrityseparate permitted trading activity from manipulation, disruptive conduct, or improper quoting
short-sale and product rulesapply the special control before choosing the trade response
customer order protectionconnect execution behavior to customer priority, best execution, and Reg NMS concepts

The strongest Series 57 answers usually start with the trading event, then identify the required control. Avoid reading the chapter as a list of market terms.

Series 57 section lessons

These lessons follow the Series 57 outline for this function. Use them first when you want tested-section coverage, then use the broader overview pages for consolidation.

SectionUse it for
Achieving Market Making Status13 learning objectives
Understanding Order Types13 learning objectives
Market Access13 learning objectives
Identifying and Handling Clearly Erroneous Transactions13 learning objectives
Display, Execution and Trading Systems13 learning objectives
Identifying and Avoiding Prohibited Activities13 learning objectives
Disseminating Quotes and Trade Advertisements13 learning objectives
IPOs, Secondary Offerings and Safe Harbor13 learning objectives
Non-listed and Penny Stocks13 learning objectives
Options Trading13 learning objectives
Handling and Executing Short Sales13 learning objectives
Meeting Obligations to Customers Regarding Orders13 learning objectives
Identifying and Avoiding Prohibited Practices13 learning objectives
Regulation NMS13 learning objectives

In this section

Revised on Friday, May 29, 2026