Warren Buffett's annual salary has been $100,000 for 40 years. Here's a look at the billionaire investor's unique compensation.

Warren Buffett's annual salary has been $100,000 for the past 40 years. Berkshire Hathaway spends triple that amount on his security each year. Buffett owns about $100 billion of Berkshire stock and lives modestly. See more stories on Insider's business page. Warren Buffett is a legendary investor, leads one of...