Over the past 24 hours, open interest in the $STRK contract is up 22.27%, while the price is down 1.06%.
What can I say? The price is moving sideways while open interest is piling up, so there may be bigger swings ahead—but it’s hard to say which way.
Open interest is the number of contracts that haven’t been closed yet. Every contract has both a long and a short position. If you don’t understand it, stay out for now.

It’s your money, so it’s your call.