EXCLUSIVE: Our box office intel says that Jordan Peele’s Us from Universal/Monkeypaw Productions is on track for a $4M-plus Thursday night, possibly even $5M off showtimes that began at 7PM. These numbers could always fluctuate, and even if Us drops below $4M, it’s still a great result, easily putting away the $1.8M Thursday night preview for Peele’s Oscar-winning feature directorial debut Get Out back in February 2017. Does Us make all of its cash upfront will be the…