Kochs move up on Forbes list of richest Americans

Wichitan Charles Koch has moved up on Forbes' list of richest Americans.

Charles Koch, chairman and CEO of Koch Industries, is No. 5 on the list with an estimated net worth of $21.5 billion. He's tied with his brother David, an executive vice president at Koch who lives in New York.

The Kochs moved up from No. 9 last year, when Forbes estimated their net worth at $16 billion.

Wichitan Phil Ruffin, who owns Treasure Island casino in Las Vegas, moved up to No. 182 on the list with a net worth of $2 billion, up from $1.85 billion last year.

Two other Kansans were on the list, both from Mission Hills: Min Kao of Garmin at No. 269 with a net worth of $1.5 billion and No. 385 Don Hall of Hallmark and his family at $1 billion.

Microsoft founder Bill Gates topped the list for the 17th consecutive year. His net worth was estimated at $54 billion. Berkshire Hathaway's Warren Buffett was second at $45 billion.

For the complete list go to