| CHARLES MUNGER JR | PALO ALTO, CA 94301 | INVESTOR/CHARLES T. MUNGER JR | 2000 | 2012-05-17 | 2012-09-03 |
| ROBERT HEADLAND | SAN DIEGO, CA 92101 | RETIRED/RETIRED | 250 | 2011-10-11 | 2012-02-23 |
| RALPH DENNEY | SAN DIEO, CA 92104 | TAX ACCOUNTANT/DMC AVISORS COMPANY INC | 800 | 2011-07-01 | 2012-04-18 |
| RALPH DENNEY | SAN DIEGO, CA 92104 | TAX ACCOUNTANT/SR. PARTNER/DMC ADVISORS COMPANY | 800 | 2011-07-01 | 2012-09-03 |
| RALPH DENNEY | SAN DIEGO, CA 92104 | SR. PARTNER/DMC ADVISORS COMPANY, INC. | 1000 | 2011-06-29 | 2012-02-23 |
| RALPH DENNEY | SAN DIEGO, CA 92104 | TAX ACCOUNTANT/DMC ADVISORS COMPANY INC | 1434 | 2011-06-29 | 2012-02-23 |