| Individual/Entity | Most Recent Trans. | Shares Owned as of Trans. Date |
ATLAS VENTURE FUND VII L P
Beneficial Owner (10% or more) | Ownership Statement
27-Jan-09 | 1,402,163
27-Jan-09 |
BOULDER VENTURES IV ANNEX LP
Beneficial Owner (10% or more) | Acquisition (Non Open Market)
6-Apr-09 | 675,952
6-Apr-09 |
BREWER RICHARD B
Officer | Ownership Statement
27-Jan-09 | 83,490
27-Jan-09 |
BRISTOW MICHAEL R
Officer | Option Exercise
14-Oct-09 | 280,071
14-Oct-09 |
FALBERG KATHRYN E
Officer | Sale
16-Jun-09 | 0
16-Jun-09 |
FORMELA JEAN FRANCOIS
Director | Ownership Statement
27-Jan-09 | 1,402,163
27-Jan-09 |
FREYTAG J WILLIAM
Director | Ownership Statement
27-Jan-09 | 0
27-Jan-09 |
GRAIS LINDA S
Director | Ownership Statement
27-Jan-09 | 702,698
27-Jan-09 |
LOWE DAVID GEORGE
Director | Sale
21-Jul-09 | 129,600
21-Jul-09 |
OZEROFF CHRISTOPHER DAVID
Officer | Ownership Statement
27-Jan-09 | 79,388
27-Jan-09 |
SKYLINE VENTURE PARTNERS QUALIFIED PURCHASER FUND
Other | Sale
15-Jun-09 | 335,400
15-Jun-09 |
ST LAURENT RANDALL
Officer | Ownership Statement
27-Jan-09 | 0
27-Jan-09 |
ZABRISKIE JOHN L
Director | Ownership Statement
27-Jan-09 | 29,180
27-Jan-09 |
1.48% Nasdaq 0.00%
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