There's the insurance company, could be a corporation and it could be either a non-profit corporation or a for-profit corporation owned by shareholders.

一个保险公司,可以是,非盈利性股份公司,也可以是以盈利为目的的股份公司

耶鲁公开课 - 金融市场课程节选

Non-profit corporations will also have a board of directors but they will not have any shareholders.

非盈利组织也有董事会,但没有股东

耶鲁公开课 - 金融市场课程节选