EDIT: In Goldman's case (from the URL citation):
Goldman Sachs - SEC charged the firm with defrauding investors by misstating and omitting key facts about a financial product tied to subprime mortgages as the U.S. housing market was beginning to falter. (4/16/10)
Goldman Settled Charges - Firm agreed to pay record penalty in $550 million settlement and reform its business practices. (7/15/10)
Fabrice Tourre (mentioned above) Found Liable - A jury found former Goldman Sachs Vice President Fabrice Tourre liable for fraud relating to his role in a synthetic collateralized debt obligation tied to subprime residential mortgages. (8/1/13)
A U.S. judge ordered former Goldman Sachs Group Inc trader Fabrice Tourre to pay more than $825,000 after a jury found him liable for defrauding investors in a subprime mortgage product that failed during the financial crisis.
They were taking toxic waste, putting it into cleanly packaged securities, and selling them to pension funds and others who then lost over a $1B: https://www.reuters.com/article/us-goldmansachs-abacus-factb...
(Plaintiffs claim over $13B in losses: https://www.investorlawyers.com/blog/investors-continue-go-g...)
https://www.ft.com/content/4798ae22-f552-11e2-b4f8-00144feab...
Internally it was a joke they were selling this garbage:
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Former Goldman Sachs trader Fabrice Tourre said he “deeply” regretted an email in which he joked about selling subprime mortgage bonds “to widows and orphans” following a grilling from lawyers for the US Securities and Exchange Commission."