| TOP INSTITUTIONAL HOLDERS |
| Holder | Shares | % Out | Value* | Reported | | MORGAN STANLEY | 1,586,413 | 5.43 | $23,653,417 | 30-Sep-09 | | HEALTHCOR MANAGEMENT LP | 1,550,000 | 5.30 | $23,110,500 | 30-Sep-09 | | OMEGA ADVISORS INC. | 1,390,409 | 4.75 | $20,730,998 | 30-Sep-09 | | SECTORAL ASSET MANAGEMENT, INC. | 979,378 | 3.35 | $14,602,525 | 30-Sep-09 | | FIRST STATE INVESTMENT MANAGEMENT UK LTD | 515,100 | 1.76 | $7,680,141 | 30-Sep-09 | | FMR LLC | 375,100 | 1.28 | $5,592,741 | 30-Sep-09 | | DEERFIELD MANAGEMENT | 250,000 | .85 | $3,727,500 | 30-Sep-09 | | BLACKROCK INC. | 233,414 | .80 | $3,480,202 | 30-Sep-09 | | AXA | 227,490 | .78 | $3,391,875 | 30-Sep-09 | | DAFNA Capital Management, LLC | 116,650 | .40 | $1,739,251 | 30-Sep-09 |
|
| Holder | Shares | % Out | Value* | Reported | | FIDELITY CANADIAN GROWTH COMPANY FUND | 375,100 | 1.28 | $5,592,741 | 30-Sep-09 | | AXA PREMIER MULTIMANAGER VIP AGGRESSIVE EQUITY PORTFOLIO | 238,924 | .82 | $2,353,401 | 30-Jun-09 | | ING INV TR-ING/ALLIANCE MID CAP GROWTH PORT | 230,690 | .79 | $2,272,296 | 30-Jun-09 | | iShares MSCI Israel Capped Investable Market Index Fund | 53,040 | .18 | $790,826 | 30-Sep-09 | | SM&R GROWTH FUND | 33,300 | .11 | $393,273 | 31-Aug-09 | | Stonebridge Institutional Small Cap Growth Fund | 19,500 | .07 | $230,100 | 31-Jul-09 | | Thrivent Partner Healthcare Portfolio | 15,289 | .05 | $217,715 | 31-Oct-09 | | Powershares Exgh Traded Fd Tr-Powershares Zacks Small Cap Po | 9,550 | .03 | $112,690 | 31-Jul-09 | | Stonebridge Small Cap Growth Fund | 8,500 | .03 | $100,300 | 31-Jul-09 | | AMERICAN NATIONAL INVESTMENT ACCOUNTS-GROWTH PORTFOLIO | 8,000 | .03 | $78,800 | 30-Jun-09 |
|
|
*
|
Value shown is computed using the security's price on the report date given.
|
|