6/30/2019

% Held

Citigroup, Inc.

4.4%

American International Group, Inc.

4.2%

Berkshire Hathaway, Inc., Class B

4.0%

Capital One Financial Corp.

3.7%

Alexion Pharmaceuticals, Inc.

3.4%

CBS Corp., Class B

3.3%

Sabre Corp.

3.3%

Delta Air Lines, Inc.

3.3%

Comcast Corp., Class A

3.2%

Total SA, ADR

3.1%