A. David Beitel

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
Z $33.35 3,500 Officer 433,334 2012-03-21 Filing
Z $33.28 3,500 Officer 436,834 2012-03-20 Filing
Z $30.55 12,000 Officer 440,334 2012-03-08 Filing
Z $31.12 500 Officer 452,334 2012-03-08 Filing
Z $30.21 2,000 Officer 452,834 2012-03-07 Filing
Z $29.11 1,500 Officer 454,834 2012-03-07 Filing
Z $28.40 3,300 Officer 456,334 2012-03-06 Filing
Z $28.96 200 Officer 459,634 2012-03-06 Filing
Z $29.06 3,500 Officer 459,834 2012-02-22 Filing
Z $31.57 60,000 Officer 463,334 2012-02-21 Filing
Z $31.04 3,500 Officer 523,334 2012-02-21 Filing
Z $32.11 3,500 Officer 459,834 2012-02-08 Filing
Z $31.95 3,500 Officer 463,334 2012-02-07 Filing
Z $26.88 3,500 Officer 459,834 2012-01-25 Filing
Z $27.87 3,500 Officer 463,334 2012-01-24 Filing
Z $25.21 3,500 Officer 459,834 2012-01-11 Filing
Z $24.43 3,400 Officer 463,334 2012-01-10 Filing
Z $23.34 100 Officer 466,734 2012-01-10 Filing
Z $22.87 3,500 Officer 459,834 2011-12-28 Filing
Z $23.07 3,500 Officer 463,334 2011-12-27 Filing