(a) Except as provided by Section 2551.202, a title insurance company shall deposit and maintain in the state treasury, or other depository in this state named by the company and approved by the department, either:
(1) cash; or
(2) securities described by Section 2551.151.
(b) A title insurance company's deposit under this section must be in an amount equal to the lesser of:
(1) one-fourth of the authorized capital of the company; or
(2) $100,000.
(c) A deposit under this section is for the benefit of all policyholders.