Ohio Rev. Code Ann. § 1308.60
(C) In a case not covered by the priority rules in Chapter 1309. of the Revised Code, a purchaser for value of a security entitlement, or an interest in a security entitlement, who obtains control has priority over a purchaser of a security entitlement, or an interest in a security entitlement, who does not obtain control. Except as otherwise provided in division (D) of this section, purchasers who have control rank according to priority in time of: