Instuitional Investor - American Express Co

Warren Buffett

Berkshire Hathaway

$293,447,417,000

David Einhorn

Greenlight Capital

$1,491,303,000

George Soros

Soros Fund Management

$5,416,602,000

Jim Simons

Renaissance Technologies

$77,426,184,000

Leon Cooperman

Omega Advisors

$1,886,381,000

Carl Icahn

Icahn Capital LP

$22,521,664,000

Steve Cohen

Point72 Asset Management

$22,767,998,000

John Paulson

Paulson & Co

$3,510,256,000

David Tepper

Appaloosa Management LP

$4,198,712,000

Paul Tudor Jones

Tudor Investment Corp

$6,160,740,000

Stanley Druckenmiller

Duquesne Capital

$3,079,960,000

Julian Robertson

Tiger Management

$540,239,000

Ray Dalio

Bridgewater Associates

$18,264,176,000

Ken Fisher

Fisher Asset Management

$160,997,405,000

Bill Ackman

Pershing Square

$9,463,494,000

Edward Lampert

ESL Investments

$154,899,000

Dan Loeb

Third Point

$18,319,374,000

Ken Griffin

Citadel Investment Group

$481,366,756,000

Israel Englander

Millennium Management

$166,706,401,000

Michael Price

MFP Investors

$864,551,000