Global banks Citigroup (NYSE: C - news ) , Goldman Sachs (NYSE: GS-PB - news ) , Morgan Stanley (Xetra: 885836 - news ) and UBS (NYSEArca: FBGX - news ) orchestrated the share sale but have each been instructed by UK Financial Investments Limited (UKFI) and HM Treasury not to sell further RBS shares for at least 90 days without prior written consent from a majority of the other selling banks.
In the context of the input sentence, determine the relationship between 'HM Treasury' and 'UK Financial Investments'.
Options: owner of, location of formation, currency, manufacturer