mutual fund company vs open-end investment company

mutual fund company and open-end investment company both are nouns.

Word	Noun	Adjective	Verb	Adverb
mutual fund company	Yes	No	No	No
open-end investment company	Yes	No	No	No

As nouns, mutual fund company and open-end investment company are synonyms defined as:

mutual fund company and open-end investment company: a regulated investment company with a pool of assets that regularly sells and redeems its shares

Other synonyms of mutual fund company include mutual fund, open-end fund.

mutual fund company (noun)	open-end investment company (noun)
a regulated investment company with a pool of assets that regularly sells and redeems its shares	a regulated investment company with a pool of assets that regularly sells and redeems its shares