| 2006-05-02 | Sale | DexCom, Inc. DXCM | 10 percent owner | 1.69M 5.9632% | $24.00 | $40.58M | -57.34% | |
| 2005-11-01 | Sale | DexCom, Inc. DXCM | 10 percent owner | 133,294 0.6958% | $13.30 | $1.77M | +8.07% | |
| 2005-10-25 | Sale | DexCom, Inc. DXCM | 10 percent owner | 373,348 1.9075% | $12.05 | $4.5M | +16.75% |