Lehman Brothers
Featuring Dick Fuld
A firm that outlived the Great Depression, two world wars, and a century of panics finally met a crisis it could not survive. Through the mid-2000s, Lehman Brothers piled into mortgage-backed securities and commercial real estate with leverage ratios that ran sky-high, borrowing heavily to amplify every return. When the housing market cracked in 2007, the exposure was enormous, and an obscure accounting maneuver kept the true scale quietly off the books. CEO Dick Fuld stayed certain the assets were worth more than buyers would pay.
For founders and operators, this is a study in how leverage and conviction interact under pressure, and how the gap between an uncomfortable position and a fatal one can close faster than anyone admits. It sharpens the decision of when to take a loss early versus defend your own numbers, and how to surface the risk you are least willing to say out loud before the market says it for you.
Frequently asked questions
Why did Lehman Brothers collapse in 2008?
Lehman Brothers collapsed in 2008 after piling into mortgage-backed securities and commercial real estate with sky-high leverage through the mid-2000s. When the housing market cracked in 2007, its exposure was enormous and its losses overwhelmed its thin equity cushion. A firm that had survived the Great Depression and two world wars could not survive this crisis.
What was Repo 105 and how did Lehman use it?
Repo 105 was an obscure accounting maneuver Lehman used to keep the true scale of its leverage quietly off the books. It let the firm temporarily move assets off its balance sheet around reporting periods to look healthier than it was. The maneuver masked how dangerous the firm's position had become.
Why did Dick Fuld refuse to sell Lehman's assets?
CEO Dick Fuld stayed certain the assets were worth more than buyers would pay, so he defended his own numbers rather than taking losses early. This conviction, combined with extreme leverage, meant the gap between an uncomfortable position and a fatal one closed faster than anyone admitted. Denial kept the firm from cutting its exposure in time.
What can founders learn from Lehman Brothers?
The lesson is to recognize how leverage and conviction interact under pressure and to decide when to take a loss early rather than defend your own numbers. Surfacing the risk you are least willing to say out loud, before the market says it for you, is the discipline that matters. CaseBook turns this into a move you apply to your own company, with an AI coach that reads your answer.