Ryan Coogler's vampire thriller dropped only 6 percent from its opening weekend, while a 'Star Wars' rerelease reached light speed in its return to box office glory.

Horror movies are often one-week wonders at the box office, but Ryan Coogler’s “Sinners” is defying the odds and proving to be true event cinema.

When a movie has its second weekend at the box office, the baseline expectation is that ticket sales will drop about 50 percent. If it has particularly strong hype going for it, that drop may be closer to 40 percent,