SWIFT ISO 15022 - Code SSTI Meaning Sold Short: Sold short indication. Usages Message type Field number Tag MT513 (Client Advice Of Execution) 35 22a (Indicator) MT514 (Trade Allocation Instruction) 20 22a (Indicator) MT515 (Client Confirmation of Purchase or Sale) 26 22a (Indicator) MT518 (Market-Side Securities Trade Confirmation) 18 22a (Indicator)
