US Patent 11915212 Payment network for security assets

In one embodiment, a securities transaction system includes a ledger storing securities balances of security assets managed by a payment service and owned by users of the payment service. The securities balances relate to securities purchased on from a securities exchange system. The securities transaction system includes processors for executing instructions executable to send, to a mobile wallet application associated with the payment service, information regarding one or more of the security assets managed by the payment service; receive, from the mobile wallet application, a purchase request to acquire an amount of one of the security assets; update, via the ledger, the securities balances to reflect amounts of security assets respectively managed by the payment service and owned by the user based on the purchase request; and initiate one or more transactions from the securities exchange system to maintain a specified level of the security asset.