An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock
()
or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend Exchange Rules to Conform with Recent Amendments to the Definition of Round Lot under Rule 600 of Regulation NMS
Notice of Filing and Immediate Effectiveness of a Proposed Rule Change to Amend Exchange Rules to Conform with Recent Amendments to the Definition of Round Lot under Rule 600 of Regulation NMS