| 日期/Date | 事件/Event | 地點/Location |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/11/4 | TXN, PRXL, KMX at Morningstar, Inc. Annual Stocks Forum | |
| 2010/1/27 | PRXL, LCAV, ATHN, PFWD at Jefferies Global Healthcare Services Conference | |
| 2010/1/27 | PRXL, LCAV, ATHN, PFWD at Jefferies Global Healthcare Services Conference | |
| 2010/1/27 | PRXL, LCAV, ATHN, PFWD at Jefferies Global Healthcare Services Conference | |
| 2010/1/27 | PRXL, LCAV, ATHN, PFWD at Jefferies Global Healthcare Services Conference | |
| 2010/1/27 | PRXL, LCAV, ATHN, PFWD at Jefferies Global Healthcare Services Conference | |