> Someone's just bought a $1000 call option on a stock that's currently $400? Automated trading systems will probably raise alerts on that stock since someone m

> Someone's just bought a $1000 call option on a stock that's currently $400? Automated trading systems will probably raise alerts on that stock since someone must know something for that to happen. Not an expert but I'd be surprised if one trade like that triggered anything, could easily be a hedge.