Looks like a bit of hedging for "profit taking" after January first as the S&P is up from 2300's December 2018 bottom to 3200's.
I remember seeing that several years ago. January 2nd opened up big...and the real tax strategy selling began.
See January Seasonality @ Mike Burk
"The seasonal pattern shows continued strength for the next 2 months."
Edited by Rogerdodger, 30 December 2019 - 11:22 AM.