400 billion. Their assets however were highly leveraged and this was a significant cause for their failure during the crisis. They had no way of compensating for their collateralized debt obligations and they ultimately failed. They had to get bailed out by the Fed and sold to JP Morgan Chase for $10 a share, which is insane to think about considering their stock was trading for over $90 dollars a share earlier in 2008. The main failure of Bear Stearns is due to negligence on risk management and literally letting investments banks run wild.
Lehman Brothers was one of the largest investment banks in the US before the crisis, and had been operating successfully for over 150 years. Their bankruptcy and subsequent bailout caused a massive drop in the US economy. They announced their bankruptcy in Sept. of 2008 and were bought out by Barclays. Following their bailout, the Dow jones saw its largest single day loss.
These are just some examples in a much larger and grey area of exploration within the financial collapse of 2008. Some companies and people are still able to profit off the crash while others are still suffering for