| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| USHS | VP-Legal Affairs & Gen Counsel | Oct 26, 2012 | Option Exercise | $12.50 | 6,959 | 86,988 | 0 | Oct 29, 2012, 03:04 PM |
| USHS | VP-Legal Affairs & Gen Counsel | Feb 01, 2012 | Option Exercise | $9.15 | 1,152 | 10,541 | 34,293 | Feb 02, 2012, 12:13 PM |
| USHS | VP-Legal Affairs & Gen Counsel | Feb 01, 2012 | Option Exercise | $1.96 | 6,000 | 11,760 | 35,445 | Feb 02, 2012, 12:13 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| USHS | VP-Legal Affairs & Gen Counsel | Oct 26, 2012 | Option Exercise | 86,988 |
| USHS | VP-Legal Affairs & Gen Counsel | Feb 01, 2012 | Option Exercise | 10,541 |
| USHS | VP-Legal Affairs & Gen Counsel | Feb 01, 2012 | Option Exercise | 11,760 |