Company | Symbol | Price | Amount | Relationship | Remaining Holdings | Date | Form 4 |
| CCXI | $6.03 | 10,000 | Director | 10,000 | 2013-09-13 | Filing |
| KERX | $1.62 | 20,000 | Director | 70,000 | 2012-04-05 | Filing |
| KERX | $3.09 | 10,000 | Director | 50,000 | 2011-08-10 | Filing |
| KERX | $4.34 | 20,000 | Director | 25,000 | 2011-03-22 | Filing |