VSTM Insider Transactions — Page 3
285 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 201–285; provenance stays internal.
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|---|---|---|---|---|
| TERMEER HENRI A | Director | 2014-12-23 | Purchase | 9,000.0 | $8.09 |
| GREEN JOHN B | Chief Financial Officer | 2014-12-23 | Purchase | 500.0 | $8.17 |
| Singh Monica | General Counsel | 2014-12-23 | Purchase | 1,000.0 | $8.09 |
| Westphal Christoph H | Executive Chairman | 2014-12-19 | Purchase | 1,500.0 | $8.5 |
| Paterson Dan | Chief Operating Officer | 2014-12-19 | Purchase | 2,000.0 | $8.52 |
| Forrester Robert | President and CEO | 2014-12-19 | Purchase | 1,000.0 | $8.66 |
| Lawton Alison Frances | Director | 2014-11-11 | Purchase | 2,500.0 | $9.17 |
| Kauffman Michael | Director | 2014-09-17 | Purchase | 3,000.0 | $9.1 |
| BARBERICH TIMOTHY J | Director | 2014-05-30 | Purchase | 1,000.0 | $9.9 |
| ALDRICH RICHARD | Director | 2014-05-20 | Purchase | 1,000.0 | $8.37 |
| Paterson Dan | Chief Business Officer | 2014-05-15 | Purchase | 1,000.0 | $7.47 |
| Westphal Christoph H | Executive Chairman | 2014-05-14 | Purchase | 2,000.0 | $7.56 |
| GREEN JOHN B | Chief Financial Officer | 2014-05-13 | Purchase | 1,000.0 | $7.74 |
| Pachter Jonathan | VP, Head of Research | 2014-05-13 | Purchase | 1,000.0 | $7.62 |
| Forrester Robert | President and CEO | 2014-05-13 | Purchase | 1,000.0 | $7.62 |
| Westphal Christoph H | Director,TenPercentOwner | 2013-11-18 | Purchase | 1,000.0 | $9.6 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-11-11 | Purchase | 1,000.0 | $10.93 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-11-04 | Purchase | 1,000.0 | $10.51 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-10-28 | Purchase | 1,000.0 | $11.26 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-10-21 | Purchase | 1,000.0 | $12.57 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-10-14 | Purchase | 1,000.0 | $10.56 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-10-07 | Purchase | 1,000.0 | $11.53 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-09-30 | Purchase | 1,000.0 | $12.55 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-09-23 | Purchase | 1,000.0 | $13.17 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-09-16 | Purchase | 1,000.0 | $13.81 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-09-09 | Purchase | 1,000.0 | $14.04 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-09-03 | Purchase | 1,000.0 | $14.07 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-08-26 | Purchase | 1,000.0 | $14.21 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-08-19 | Purchase | 1,000.0 | $13.45 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-08-12 | Purchase | 1,000.0 | $14.75 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-08-05 | Purchase | 1,000.0 | $15.25 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-07-29 | Purchase | 1,000.0 | $15.15 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-07-24 | Purchase | 1,000.0 | $16.39 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-07-15 | Purchase | 1,000.0 | $17.19 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-07-08 | Purchase | 1,000.0 | $14.69 |
| ALDRICH RICHARD | Director,TenPercentOwner | 2013-07-01 | Purchase | 1,000.0 | $14.11 |
| Forrester Robert | President and COO | 2013-06-13 | Purchase | 1,000.0 | $11.39 |
| CLARKE JOHN K | Director | 2013-06-12 | Purchase | 23,171.0 | $9.6 |
| Phanstiel S. Louise | Director | 2013-06-12 | Purchase | 4,500.0 | $9.6 |
| TERMEER HENRI A | Director | 2013-06-12 | Purchase | 5,823.0 | $9.74 |
| CHP III LP | TenPercentOwner | 2013-06-12 | Purchase | 23,171.0 | $9.6 |
| CHP III LP | TenPercentOwner | 2013-06-11 | Purchase | 25,000.0 | $9.22 |
| Phanstiel S. Louise | Director | 2013-06-11 | Purchase | 8,000.0 | $9.37 |
| CLARKE JOHN K | Director | 2013-06-11 | Purchase | 25,000.0 | $9.22 |
| TERMEER HENRI A | Director | 2013-06-11 | Purchase | 11,356.0 | $9.35 |
| Phanstiel S. Louise | Director | 2013-06-10 | Purchase | 4,000.0 | $9.16 |
| Westphal Christoph H | Chief Executive Officer | 2013-06-07 | Purchase | 1,000.0 | $9.06 |
| Westphal Christoph H | Chief Executive Officer | 2013-05-21 | Purchase | 800.0 | $9.24 |
| CLARKE JOHN K | Director | 2013-05-13 | Purchase | 25,000.0 | $9.74 |
| CHP III LP | TenPercentOwner | 2013-05-13 | Purchase | 25,000.0 | $9.74 |
| Westphal Christoph H | Chief Executive Officer | 2013-05-03 | Purchase | 800.0 | $9.83 |
| CLARKE JOHN K | Director | 2013-05-01 | Purchase | 10,000.0 | $9.66 |
| CHP III LP | TenPercentOwner | 2013-05-01 | Purchase | 10,000.0 | $9.66 |
| CLARKE JOHN K | Director | 2013-04-17 | Purchase | 5,631.0 | $9.5 |
| Westphal Christoph H | Chief Executive Officer | 2013-04-17 | Purchase | 800.0 | $9.53 |
| CHP III LP | TenPercentOwner | 2013-04-17 | Purchase | 5,631.0 | $9.5 |
| Westphal Christoph H | Chief Executive Officer | 2013-03-21 | Purchase | 800.0 | $9.04 |
| Westphal Christoph H | Chief Executive Officer | 2013-03-05 | Purchase | 800.0 | $9.47 |
| Westphal Christoph H | Chief Executive Officer | 2013-01-29 | Purchase | 300.0 | $10.0 |
| Westphal Christoph H | President and C.E.O. | 2013-01-02 | Purchase | 800.0 | $9.73 |
| CHP III LP | TenPercentOwner | 2012-12-18 | Purchase | 6,193.0 | $7.87 |
| CLARKE JOHN K | Director | 2012-12-18 | Purchase | 6,193.0 | $7.87 |
| EVNIN LUKE | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| KAILIAN VAUGHN M | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| St Peter Steven | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Scopa James Paul | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Vander Vort John | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Foley Todd | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| MPM BIOVENTURES V GP LLC | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| MPM BIOVENTURES V LLC | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| MPM BIOVENTURES V, L.P. | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| MPM ASSET MANAGEMENT INVESTORS BV5 LLC | Other | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Bessemer Venture Partners VII Institutional L.P. | Director,TenPercentOwner | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| BVP VII SPECIAL OPPORTUNITY FUND LP | Director,TenPercentOwner | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Deer Management Co. LLC | Director,TenPercentOwner | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Bessemer Venture Partners VII L.P. | Director,TenPercentOwner | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Deer VII & Co. Ltd. | Director,TenPercentOwner | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Deer VII & Co. L.P. | Director,TenPercentOwner | 2012-02-01 | Purchase | 100,000.0 | $10.0 |
| Kraus Stephen | Director | 2012-02-01 | Purchase | 0.0 | $10.0 |
| GADICKE ANSBERT | Director | 2012-02-01 | Purchase | 3,740.0 | $10.0 |
| GADICKE ANSBERT | Director | 2012-02-01 | Purchase | 96,260.0 | $10.0 |
| CLARKE JOHN K | Director | 2012-02-01 | Purchase | 250,000.0 | $10.0 |
| CHP III LP | TenPercentOwner | 2012-01-27 | Purchase | 6,193.0 | $7.87 |
| CHP III LP | TenPercentOwner | 2012-01-27 | Purchase | 250,000.0 | $10.0 |
| CHP III Management, L.L.C. | TenPercentOwner | 2012-01-27 | Purchase | 250,000.0 | $10.0 |