For SPY weekly trade, preview for Week of 1/20/20, wk4 of 2020, 4th wk of Q1, 1st month of Q1.
4th week of option expiry for January 2020, on Fri 1/24, week after monthly expiry.
USA market closed on Mon 1/20 for MLK Jr holiday.
Options pricing +/-$2.60 possible move, last Fri close was 331.95...