Grantor

n. giver of a grant

Noun
1. a person who makes a grant in legal form; "conveyed from grantor to grantee"
(hypernym) granter
(derivation) grant, deed over

(n.)
The person by whom a grant or conveyance is made.
  

A trader in the options market who makes premium income by selling options.

See Settlor.

The original owner of the assets that are being placed in trust, i.e., the person who creates the trust. The settlor can be either an individual or a legal entity.