Assertion: put's obligation | /r/CapableOf | purchase underlying security
Facets:
value: at the strike price
type: MANNER
value: before the option's expiration date
type: TEMPORAL
Source sentences:
text: When you write (sell) a put option, you receive income (the premium), and in exchange you have an obligation: to purchase the underlying security at the option’s strike price if the option is exercised.
text: When you buy a call option, you have the right, but not the obligation, to purchase the underlying security at the strike price, on or before the option's expiration date.