WorldCom Inc.
The $11 Billion Accounting Fraud
WorldCom's $11 billion accounting fraud surpassed Enron as the largest in U.S. history (until Madoff). CEO Bernie Ebbers turned a small Mississippi long-distance reseller into the second-largest telecom company in America — then used fraudulent accounting to hide its collapse when the dot-com bubble burst.
Key Figures
Timeline
LDDS founded by Bernie Ebbers. Grows through 60+ acquisitions over 15 years.
Rebranded as WorldCom.
WorldCom acquires MCI for $37 billion — largest merger in history at the time.
Dot-com bubble bursts. WorldCom's revenue growth stalls. Stock price falls from $64 to under $1.
CFO Scott Sullivan orchestrates $11B fraud: reclassifying operating expenses as capital expenditures to inflate earnings.
Internal auditor Cynthia Cooper discovers the fraud. Confronts Sullivan, then reports to audit committee.
WorldCom files Chapter 11 — largest bankruptcy in U.S. history until Lehman Brothers in 2008.
Bernie Ebbers sentenced to 25 years. Scott Sullivan gets 5 years after cooperating.
What Caused It
- 1Capitalization of operating expenses: booking $3.8B in line costs as capital investment over 5 quarters
- 2Acquisition-fueled growth masked organic decline — when acquisitions stopped, growth disappeared
- 3CEO Bernie Ebbers' personal margin calls on WorldCom stock created incentive to prop up share price
- 4Board approved $400M in personal loans to Ebbers to cover margin calls
- 5Arthur Andersen (again) signed off on fraudulent accounting
Lessons Learned
- 💡When a company grows entirely through acquisition, ask: what's the organic growth rate?
- 💡Capitalizing operating expenses is Accounting 101 fraud — it should never survive an audit
- 💡A CEO taking company loans to meet personal margin calls is a screaming conflict of interest
- 💡Internal whistleblowers (Cynthia Cooper) stopped this fraud — invest in internal audit