call option콜옵션
A contract giving its buyer the right to buy an asset at a set price by a set date, so it pays off when the price rises. A put option is the opposite, a right to sell that pays off when the price falls.
In these articles
- Korea's stock swings start with two chipmakers and grow with leveraged bets on them
Here: calls on SK hynix, which far outnumbered puts by June 2026.