| 2021-06-03 | Sale | Ultra Clean Holdings, Inc. UCTT | director | 3,700 0.0086% | $55.88 | $206,758 | -15.77% | |
| 2020-05-29 | Sale | Ultra Clean Holdings, Inc. UCTT | director | 5,000 0.0123% | $20.52 | $102,584 | +47.64% | |
| 2019-11-11 | Sale | Ultra Clean Holdings, Inc. UCTT | director | 16,000 0.0403% | $22.84 | $365,518 | -1.18% | |
| 2016-02-04 | Sale | TTM Technologies, Inc. TTMI | President and CEO | 18,300 0.0183% | $5.32 | $97,442 | +91.76% | |
| 2016-01-08 | Sale | TTM Technologies, Inc. TTMI | President and CEO | 6,449 0.0066% | $5.66 | $36,512 | +43.29% | |
| 2015-02-20 | Sale | TTM Technologies, Inc. TTMI | President and CEO | 5,555 0.0068% | $8.89 | $49,403 | -10.17% | |
| 2015-01-08 | Sale | TTM Technologies, Inc. TTMI | President and CEO | 6,116 0.0071% | $7.42 | $45,374 | +5.49% | |
| 2014-01-08 | Sale | TTM Technologies, Inc. TTMI | President and CEO | 12,638 0.0151% | $8.32 | $105,127 | -9.27% | |
| 2011-12-08 | Sale | Applied Materials, Inc. AMAT | Group VP & GM, Display | 28,848 0.0022% | $11.02 | $317,905 | +4.68% | |
| 2011-04-04 | Sale | Applied Materials, Inc. AMAT | Group VP & GM, Display and AKT | 6,741 0.0005% | $15.29 | $103,089 | -18.55% |