Nasdaq PHLX LLC submitted a rule change to the Securities and Exchange Commission (SEC), seeking to update and clarify the Phlx Rules related to options trading. The changes include updates to definitions, rules on market maker obligations, order types, and how certain orders like All-or-None Orders are processed. The purpose of these amendments is to ensure accuracy and clarity in the rules, improve transparency for market participants, and ensure the trading system operates in line with its current functionality. The proposed changes have been filed for immediate effectiveness, meaning they can be implemented without a 30-day waiting period, as they do not significantly affect investor protection or impose a burden on competition.
Simple Explanation
Nasdaq PHLX LLC wants to change some rules about how certain types of option trading works to make them clearer and easier for people to understand. They say these changes will make everything fair and open so everyone knows the rules and what to expect.