It was Citigroup. From the opinion: This was accomplished by Citigroup's misrepresenting that the Fund's assets were attractive investments rigorously select

It was Citigroup. From the opinion: This was accomplished by Citigroup's misrepresenting that the Fund's assets were attractive investments rigorously selected by an independent investment adviser, whereas in fact Citigroup had arranged to include in the portfolio a substantial percentage of negative projected assets and had then taken a short position in those very assets it had helped select. Opinion: https://casetext.com/case/us-securities-exchange-commission-v-citigroup-global-markets-inc https://casetext.com/case/us-securities-exchange-commission-...