John S. Chen serves as Executive at SYBASE INC, where they oversee executive responsibilities. Since joining the company, John S. Chen has executed 659 insider transactions totaling $163.0M, demonstrating a bearish approach to their equity position. Their most recent transaction on Feb 22, 2008 involved selling 168,750 shares valued at $4.5M.
John S. Chen currently holds 6,893,527 shares of SYBASE INC (SYBS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, John S. Chen has been a net seller of SYBS stock. They have purchased $0 and sold $163.0M worth of shares.
John S. Chen's most recent insider trade was on Feb 22, 2008, when they sold 168,750 shares at $26.75 per share.
Get notified when new Form 4 filings are submitted
| $N/A |
| Discretionary |
| Feb 5, 2008 | SYBS | $0 | Award | 27,356 | $N/A | Discretionary |
| Feb 1, 2008 | SYBS | $563.2K | Sale | 20,000 | $28.16 | Discretionary |
| Feb 1, 2008 | SYBS | $198.6K | Option Exercise | 20,000 | $9.93 | Discretionary |
| Jan 30, 2008 | SYBS | $560.0K | Sale | 20,000 | $28.00 | Discretionary |
| Jan 30, 2008 | SYBS | $198.6K | Option Exercise | 20,000 | $9.93 | Discretionary |
| Jan 14, 2008 | SYBS | $99.3K | Option Exercise | 10,000 | $9.93 | Discretionary |
| Jan 14, 2008 | SYBS | $260.0K | Sale | 10,000 | $26.00 | Discretionary |
| Dec 31, 2007 | DIS | $24.4K | Award | 745.7 | $32.67 | Discretionary |
| Dec 5, 2007 | SYBS | $99.3K | Option Exercise | 10,000 | $9.93 | Discretionary |
| Dec 5, 2007 | SYBS | $260.0K | Sale | 10,000 | $26.00 | Discretionary |
| Nov 1, 2007 | SYBS | $228.4K | Option Exercise | 23,000 | $9.93 | Discretionary |
| Nov 1, 2007 | SYBS | $642.4K | Sale | 23,000 | $27.93 | Discretionary |
| Oct 31, 2007 | SYBS | $218.9K | Sale | 7,799 | $28.07 | Discretionary |
| Oct 31, 2007 | SYBS | $238.6K | Sale | 8,500 | $28.07 | Discretionary |
| Oct 30, 2007 | SYBS | $39.2K | Sale | 1,400 | $28.01 | Discretionary |
| Oct 30, 2007 | SYBS | $47.6K | Sale | 1,700 | $28.01 | Discretionary |
| Oct 29, 2007 | SYBS | $667.8K | Sale | 23,850 | $28.00 | Discretionary |
| Oct 29, 2007 | SYBS | $679.0K | Sale | 24,251 | $28.00 | Discretionary |
| Oct 25, 2007 | SYBS | $953.3K | Option Exercise | 96,000 | $9.93 | Discretionary |
| Oct 25, 2007 | SYBS | $1.8M | Sale | 67,500 | $27.00 | Discretionary |
| Oct 25, 2007 | SYBS | $2.6M | Sale | 96,000 | $27.00 | Discretionary |
| Oct 8, 2007 | SYBS | $218.5K | Option Exercise | 22,000 | $9.93 | Discretionary |
| Oct 8, 2007 | SYBS | $534.8K | Sale | 22,000 | $24.31 | Discretionary |
| Sep 30, 2007 | DIS | $24.4K | Award | 711 | $34.27 | Discretionary |
| Aug 1, 2007 | SYBS | $109.2K | Option Exercise | 11,000 | $9.93 | Discretionary |
| Aug 1, 2007 | SYBS | $264.2K | Sale | 11,000 | $24.02 | Discretionary |
| Jul 9, 2007 | SYBS | $109.2K | Option Exercise | 11,000 | $9.93 | Discretionary |
| Jul 9, 2007 | SYBS | $267.3K | Sale | 11,000 | $24.30 | Discretionary |