NYSE® Zebra Edge® Index

A behavioral finance strategy designed to provide consistent returns

  • Objective – Aims to achieve higher returns with less risk than a traditional large-cap equity strategy
  • Approach – Quantitative low volatility
  • Holdings – U.S. large-cap equities, U.S. Treasuries, cash
  • Ticker – ZEDGENY
  • Features – Equity portfolio drawn from the 500 largest publicly traded U.S. companies1

“Behavioral finance could be the key to higher returns with less risk.”

Roger G. Ibbotson, PhD.

  • Chairman and Chief Investment Officer, Zebra Capital Management
  • Professor Emeritus, Yale School of Management
  • Founder of Ibbotson Associates, now a Morningstar Company

Zebra equity selection process


NYSE® applies a risk control methodology that makes daily adjustments to the allocations between the Zebra Equities, U.S. Treasuries and an interest-free cash account. This daily re-allocation further reduces risk when markets are volatile, moving rapidly up or down.

Sector breakdown & index weighting


Zebra Capital Management, LLC is an independent investment management firm managing equity-focused investment strategies. Founded in 2001 by Roger Ibbotson, Professor Emeritus of Finance at Yale University, Zebra has successfully combined his leading-edge research and scientific methods with decades of direct trading, risk management, and operational experience. Zebra’s strategies seek to generate superior performance without incurring additional volatility.