| Company | Symbol | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| MKTX | $22.07 | 35,000 | Officer, Director | 275,629 | 2011-05-10 | Filing |
| MKTX | $22.01 | 20,900 | Officer, Director | 310,629 | 2011-05-09 | Filing |
| MKTX | $22.06 | 67,196 | Officer, Director | 331,529 | 2011-05-05 | Filing |