| 2007-02-20 | Sale | Ultra Clean Holdings, Inc. UCTT | 10 percent owner | 1.92M 8.7581% | $13.41 | $25.81M | +0.72% | |
| 2007-02-16 | Sale | Ultra Clean Holdings, Inc. UCTT | 10 percent owner | 74,728 0.3563% | $13.51 | $1.01M | +4.84% | |
| 2006-10-30 | Sale | Ultra Clean Holdings, Inc. UCTT | 10 percent owner | 325,000 1.4947% | $13.05 | $4.24M | +6.55% | |
| 2006-10-26 | Sale | Ultra Clean Holdings, Inc. UCTT | 10 percent owner | 1.84M 8.0109% | $12.40 | $22.85M | +6% | |
| 2006-03-15 | Sale | Ultra Clean Holdings, Inc. UCTT | 10 percent owner | 4.86M 26.1755% | $6.67 | $32.45M | +34.42% | |
| 2004-04-21 | Sale | Ultra Clean Holdings, Inc. UCTT | 10 percent owner | 720,350 3.9183% | $7.00 | $5.04M | -23.94% |