SDCL 57A-9-107.1

(c) A security interest in investment property is perfected by control under § 57A-9-106 not earlier than the time the secured party obtains control and remains perfected by control until: (1) The secured party does not have control; and (2) One of the following occurs: (A) If the collateral is a certificated security, the debtor has or acquires possession of the security certificate; (B) If the collateral is an uncertificated security, the issuer has registered or registers the debtor as the registered owner; or (C) If the collateral is a security entitlement, the debtor is or becomes the entitlement holder. Source: SL 2000, ch 231 ; SL 2009, ch 254 , § 833; SL 2024, ch 198 , § 63.