Deming Xiao serves as Executive at MONOLITHIC POWER SYSTEMS INC, where they oversee executive responsibilities. Since joining the company, Deming Xiao has executed 652 insider transactions totaling $265.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Jun 17, 2011 involved selling 140 shares valued at $2.1K.
Deming Xiao currently holds 258,807 shares of MONOLITHIC POWER SYSTEMS INC (MPWR), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, Deming Xiao has been a net seller of MPWR stock. They have purchased $0 and sold $265.3M worth of shares.
Deming Xiao's most recent insider trade was on Jun 17, 2011, when they sold 140 shares at $14.84 per share.
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| $16.14 |
| Discretionary |
| May 10, 2011 | MPWR | $22.4K | Sale | 1,388 | $16.14 | Discretionary |
| May 3, 2011 | MPWR | $25.7K | Sale | 1,554 | $16.57 | Discretionary |
| Mar 16, 2011 | MPWR | $0 | Award | 6,000 | $N/A | Discretionary |
| Feb 15, 2011 | MPWR | $11.8K | Other | 902 | $13.13 | Discretionary |
| Feb 15, 2011 | MPWR | $19.2K | Other | 1,460 | $13.13 | Discretionary |
| Feb 10, 2011 | MPWR | $21.9K | Sale | 1,393 | $15.74 | Discretionary |
| Feb 10, 2011 | MPWR | $4.2K | Sale | 267 | $15.74 | Discretionary |
| Feb 8, 2011 | MPWR | $0 | Award | 59,000 | $N/A | Discretionary |
| Feb 3, 2011 | MPWR | $2.8K | Sale | 187 | $14.73 | Discretionary |
| Feb 1, 2011 | MPWR | $125.7K | Sale | 8,592 | $14.63 | Discretionary |
| Nov 10, 2010 | MPWR | $21.4K | Sale | 1,389 | $15.43 | Discretionary |
| Nov 10, 2010 | MPWR | $3.0K | Sale | 197 | $15.43 | Discretionary |
| Nov 10, 2010 | MPWR | $3.6K | Sale | 232 | $15.43 | Discretionary |
| Aug 16, 2010 | MPWR | $7.1K | Other | 486 | $14.55 | Discretionary |
| Aug 12, 2010 | MPWR | $4.3K | Sale | 248 | $17.31 | Discretionary |
| Aug 12, 2010 | MPWR | $25.7K | Sale | 1,486 | $17.31 | Discretionary |
| Aug 6, 2010 | MPWR | $3.2K | Sale | 187 | $17.30 | Discretionary |
| Aug 2, 2010 | MPWR | $0 | Award | 8,000 | $N/A | Discretionary |
| May 11, 2010 | MPWR | $30.3K | Sale | 1,390 | $21.77 | Discretionary |
| May 11, 2010 | MPWR | $5.1K | Sale | 232 | $21.77 | Discretionary |
| Apr 14, 2010 | MPWR | $208.4K | Sale | 8,505 | $24.50 | Discretionary |
| Apr 5, 2010 | MPWR | $62.6K | Sale | 2,766 | $22.65 | Discretionary |
| Feb 25, 2010 | MPWR | $0 | Award | 60,000 | $N/A | Discretionary |
| Feb 25, 2010 | MPWR | $0 | Award | 60,000 | $N/A | Discretionary |
| Feb 16, 2010 | MPWR | $20.5K | Other | 1,112 | $18.41 | Discretionary |
| Feb 16, 2010 | MPWR | $11.8K | Other | 643 | $18.41 | Discretionary |
| Feb 9, 2010 | MPWR | $0 | Award | 10,000 | $N/A | Discretionary |
| Feb 8, 2010 | MPWR | $13.5K | Sale | 665 | $20.30 | Discretionary |