SPK stated that the firms did not notify the brokerage house that their
   transactions were short selling while issuing their orders.

Goldman and JPMorgan among six banks barred from short selling by Turkey.

   [1]https://www.businesslive.co.za/bd/companies/2020-07-06-goldman-and-j
   pmorgan-among-six-banks-barred-from-short-selling-by-turkey/

References

   1. https://www.businesslive.co.za/bd/companies/2020-07-06-goldman-and-jpmorgan-among-six-banks-barred-from-short-selling-by-turkey/