system
A chat on subreddit /r/wallstreetbets
human
Options on stocks don't expire at 4pm EST when the market closes, they actually expire on Saturday (assuming Friday expiration on not one of the intra-week SPYs). 
  
 &amp;#x200B; 
  
 Can't answer your other question just thought I'd point that out.

gpt
Does that distinction have any effect on the options, or is it just a 'The More You Know'?