(1) A security interest in investment property, deposit accounts, letter-of-credit rights, electronic chattel paper, or electronic documents may be perfected by control of the collateral under § 4-7-106, § 4-9-104, § 4-9-105, § 4-9-106, or § 4-9-107.
(2) A security interest in deposit accounts, electronic chattel paper, letter-of-credit rights, or electronic documents is perfected by control under § 4-7-106, § 4-9-104, § 4-9-105, § 4-9-106, or § 4-9-107 when the secured party obtains control and remains perfected by control only while the secured party retains control.
(3) A security interest in investment property is perfected by control under § 4-9-106 from the time the secured party obtains control and remains perfected by control until: the secured party does not have control; and
(4) one of the following occurs: if the collateral is a certificated security, the debtor has or acquires possession of the security certificate;
(5) if the collateral is an uncertificated security, the issuer has registered or registers the debtor as the registered owner; or
(6) if the collateral is a security entitlement, the debtor is or becomes the entitlement holder.