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 Jan 8, 2010 involved selling 800 shares valued at $34.6K.
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 Jan 8, 2010, when they sold 800 shares at $43.28 per share.
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| $25.06 |
| Discretionary |
| Jan 8, 2010 | SYBS | $69.2K | Sale | 1,600 | $43.27 | Discretionary |
| Jan 8, 2010 | SYBS | $40.1K | Option Exercise | 1,600 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $17.3K | Sale | 400 | $43.26 | Discretionary |
| Jan 8, 2010 | SYBS | $10.0K | Option Exercise | 400 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $13.0K | Sale | 300 | $43.25 | Discretionary |
| Jan 8, 2010 | SYBS | $7.5K | Option Exercise | 300 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $51.9K | Sale | 1,200 | $43.24 | Discretionary |
| Jan 8, 2010 | SYBS | $30.1K | Option Exercise | 1,200 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $25.9K | Sale | 600 | $43.22 | Discretionary |
| Jan 8, 2010 | SYBS | $15.0K | Option Exercise | 600 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $57.9K | Sale | 1,340 | $43.21 | Discretionary |
| Jan 8, 2010 | SYBS | $33.6K | Option Exercise | 1,340 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $11.2K | Sale | 260 | $43.19 | Discretionary |
| Jan 8, 2010 | SYBS | $6.5K | Option Exercise | 260 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $12.9K | Sale | 300 | $43.09 | Discretionary |
| Jan 8, 2010 | SYBS | $7.5K | Option Exercise | 300 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $8.6K | Sale | 200 | $43.17 | Discretionary |
| Jan 8, 2010 | SYBS | $5.0K | Option Exercise | 200 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $4.3K | Sale | 100 | $43.16 | Discretionary |
| Jan 8, 2010 | SYBS | $2.5K | Option Exercise | 100 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $4.3K | Sale | 100 | $43.15 | Discretionary |
| Jan 8, 2010 | SYBS | $2.5K | Option Exercise | 100 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $13.0K | Sale | 300 | $43.18 | Discretionary |
| Jan 8, 2010 | SYBS | $7.5K | Option Exercise | 300 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $52.0K | Sale | 1,200 | $43.31 | Discretionary |
| Jan 8, 2010 | SYBS | $10.0K | Option Exercise | 400 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $10.0K | Option Exercise | 400 | $25.06 | Discretionary |
| Jan 8, 2010 | SYBS | $17.4K | Sale | 400 | $43.46 | Discretionary |