Should You Quit Trading Early Today?

Posted on December 31, 2013 by

The table below is from a study I showed in last night’s subscriber letter. It shows how SPY has performed every year, during the last 15 minutes of trading for the year.

2013-12-31

On average SPY has lost 0.25% in the last 15 minutes of trading. And if you just look at the losers, the average loss was 0.345%. Last year was the 1 big up year (excitement over avoiding the Fiscal Cliff?). If you are a daytrader with a long position, this might be a good day to close up shop 15 minutes early…

About the author:

Rob Hanna is the founder of Quantifiable Edges, a quantitative market research service he has run since 2008. His research focuses on statistical analysis of U.S. equity markets. In 2009 he published "The Quantifiable Edges Guide to Fed Days," available on Amazon. He was named the 2024 recipient of the National Association of Active Investment Managers (NAAIM) Founders Award and has since joined the NAAIM Board of Directors. Rob also works with Capital Advisors 360 as an investment advisor representative, where he utilizes quantitative and volatility-based models. Follow him on X / Bluesky / StockTwits / Facebook / Substack