A. David Beitel

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
Z $21.83 3,500 Officer 466,834 2011-12-14 Filing
Z $23.65 3,500 Officer 470,334 2011-12-13 Filing
Z $23.16 14,900 Officer 473,834 2011-11-22 Filing
Z $24.12 100 Officer 488,734 2011-11-22 Filing
Z $25.50 18,000 Officer 488,834 2011-11-21 Filing