CUSIP: 989834106 Class: CMN
Note: Option positions (PUT/CALL) are excluded.
| Period | Shares | Value ($000) | Average Close | Price Range |
|---|---|---|---|---|
| Q1 2012 | 17,539 | $56 | — | — |
| Q1 2011 | 26,620 | $96 | — | — |
| Q4 2010 | 26,620 | $89 | — | — |
| Q3 2010 | 72,220 | $235 | — | — |
| Q2 2010 | 91,219 | $274 | — | — |
| Q1 2010 | 105,919 | $374 | — | — |
| Q4 2009 | 325,982 | $1,079 | — | — |