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 Aug 12, 2008 involved selling 300 shares valued at $8.5K.
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 Aug 12, 2008, when they sold 300 shares at $28.23 per share.
Get notified when new Form 4 filings are submitted
| $23.22 |
| Discretionary |
| Aug 12, 2008 | MPWR | $28 | Sale | 1 | $28.19 | Discretionary |
| Aug 12, 2008 | MPWR | $15.6K | Option Exercise | 3,125 | $5.00 | Discretionary |
| Aug 12, 2008 | MPWR | $2.8K | Sale | 100 | $28.17 | Discretionary |
| Aug 12, 2008 | MPWR | $14.1K | Sale | 501 | $28.16 | Discretionary |
| Aug 12, 2008 | MPWR | $4.7K | Sale | 166 | $28.13 | Discretionary |
| Aug 12, 2008 | MPWR | $14.1K | Sale | 501 | $28.11 | Discretionary |
| Aug 12, 2008 | MPWR | $274.3K | Sale | 9,760 | $28.10 | Discretionary |
| Aug 11, 2008 | MPWR | $69.4K | Sale | 2,480 | $28.00 | Discretionary |
| Aug 11, 2008 | MPWR | $2.5K | Sale | 88 | $28.02 | Discretionary |
| Aug 11, 2008 | MPWR | $2.5K | Sale | 88 | $28.02 | Discretionary |
| Aug 11, 2008 | MPWR | $69.4K | Sale | 2,480 | $28.00 | Discretionary |
| Aug 7, 2008 | MPWR | $355 | Sale | 14 | $25.39 | Discretionary |
| Aug 7, 2008 | MPWR | $404.4K | Sale | 15,986 | $25.30 | Discretionary |
| Aug 7, 2008 | MPWR | $404.4K | Sale | 15,986 | $25.30 | Discretionary |
| Aug 7, 2008 | MPWR | $355 | Sale | 14 | $25.39 | Discretionary |
| Aug 5, 2008 | MPWR | $0 | Award | 2,000 | $N/A | Discretionary |
| Aug 5, 2008 | MPWR | $0 | Award | 2,000 | $N/A | Discretionary |
| May 13, 2008 | MPWR | $58.0K | Option Exercise | 48,333 | $1.20 | Discretionary |
| May 13, 2008 | MPWR | $500.0K | Sale | 20,000 | $25.00 | Discretionary |
| May 13, 2008 | MPWR | $24.0K | Option Exercise | 20,000 | $1.20 | Discretionary |
| May 13, 2008 | MPWR | $1.2M | Sale | 48,333 | $25.00 | Discretionary |
| Feb 15, 2008 | MPWR | $18.9K | Other | 1,331 | $14.20 | Discretionary |
| Feb 15, 2008 | MPWR | $10.5K | Other | 739 | $14.20 | Discretionary |
| Feb 8, 2008 | MPWR | $0 | Award | 60,000 | $N/A | Discretionary |
| Feb 8, 2008 | MPWR | $0 | Award | 3,000 | $N/A | Discretionary |
| Aug 17, 2007 | MPWR | $10.0K | Option Exercise | 12,544 | $0.80 | Discretionary |
| Aug 17, 2007 | MPWR | $241.6K | Sale | 12,544 | $19.26 | Discretionary |
| Aug 15, 2007 | MPWR | $10.5K | Other | 898 | $11.67 | Discretionary |