Regulation & law · 22/11/1999Updated: 10/17/2026 · 1 min read
SEC Approves Rule Change for Narrow-Based Index Options at Amex and Phlx
Summary
The SEC has approved proposed rule changes by the American Stock Exchange (Amex) and the Philadelphia Stock Exchange (Phlx) to increase position and exercise limits for narrow-based index options, allowing for more flexibility in trading these securities.
Original source language: Federal Register — All DocumentsOpen original release →