William S. Mckiernan serves as Executive at CYBERSOURCE CORP, where they oversee executive responsibilities. Since joining the company, William S. Mckiernan has executed 1034 insider transactions totaling $128.3M, demonstrating a bearish approach to their equity position. Their most recent transaction on Mar 31, 2008 involved selling 1,900 shares valued at $26.8K.
William S. Mckiernan currently holds 3,401,918 shares of CYBERSOURCE CORP (CYBS), valued at approximately $0. This represents their equity stake as Executive.
Based on SEC Form 4 filings, William S. Mckiernan has been a net seller of CYBS stock. They have purchased $0 and sold $128.3M worth of shares.
William S. Mckiernan's most recent insider trade was on Mar 31, 2008, when they sold 1,900 shares at $14.10 per share.
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| $14.09 |
| Discretionary |
| Mar 31, 2008 | CYBS | $9.9K | Sale | 700 | $14.08 | Discretionary |
| Mar 31, 2008 | CYBS | $25.3K | Sale | 1,800 | $14.06 | Discretionary |
| Mar 31, 2008 | CYBS | $39.3K | Sale | 2,800 | $14.05 | Discretionary |
| Mar 31, 2008 | CYBS | $26.3K | Sale | 1,875 | $14.04 | Discretionary |
| Mar 31, 2008 | CYBS | $3.2K | Sale | 225 | $14.03 | Discretionary |
| Mar 31, 2008 | CYBS | $16.8K | Sale | 1,200 | $14.02 | Discretionary |
| Mar 24, 2008 | CYBS | $175.0K | Sale | 12,500 | $14.00 | Discretionary |
| Mar 10, 2008 | CYBS | $11.2K | Sale | 800 | $14.02 | Discretionary |
| Mar 10, 2008 | CYBS | $127.4K | Sale | 9,100 | $14.00 | Discretionary |
| Mar 10, 2008 | CYBS | $2.8K | Sale | 200 | $14.03 | Discretionary |
| Mar 10, 2008 | CYBS | $33.6K | Sale | 2,400 | $14.01 | Discretionary |
| Mar 3, 2008 | CYBS | $4.2K | Sale | 300 | $14.16 | Discretionary |
| Mar 3, 2008 | CYBS | $4.4K | Sale | 300 | $14.52 | Discretionary |
| Mar 3, 2008 | CYBS | $3.1K | Sale | 216 | $14.37 | Discretionary |
| Mar 3, 2008 | CYBS | $2.6K | Sale | 184 | $14.35 | Discretionary |
| Mar 3, 2008 | CYBS | $10.0K | Sale | 700 | $14.32 | Discretionary |
| Mar 3, 2008 | CYBS | $12.9K | Sale | 900 | $14.31 | Discretionary |
| Mar 3, 2008 | CYBS | $48.6K | Sale | 3,400 | $14.30 | Discretionary |
| Mar 3, 2008 | CYBS | $2.9K | Sale | 200 | $14.29 | Discretionary |
| Mar 3, 2008 | CYBS | $16.0K | Sale | 1,122 | $14.27 | Discretionary |
| Mar 3, 2008 | CYBS | $1.4K | Sale | 100 | $14.26 | Discretionary |
| Mar 3, 2008 | CYBS | $16.8K | Sale | 1,178 | $14.25 | Discretionary |
| Mar 3, 2008 | CYBS | $8.5K | Sale | 600 | $14.24 | Discretionary |
| Mar 3, 2008 | CYBS | $11.4K | Sale | 800 | $14.22 | Discretionary |
| Mar 3, 2008 | CYBS | $4.3K | Sale | 300 | $14.21 | Discretionary |
| Mar 3, 2008 | CYBS | $8.5K | Sale | 600 | $14.20 | Discretionary |
| Mar 3, 2008 | CYBS | $12.8K | Sale | 900 | $14.19 | Discretionary |
| Mar 3, 2008 | CYBS | $4.3K | Sale | 300 | $14.17 | Discretionary |