M Larry Hummel

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
SIAL $70.59 15,000 9,540 2011-05-02 Filing
SIAL $61.13 15,000 8,940 2010-10-27 Filing
SIAL $55.21 26 8,340 2009-11-11 Filing
SIAL $55.20 100 8,366 2009-11-11 Filing
SIAL $55.19 100 8,466 2009-11-11 Filing
SIAL $55.19 563 8,566 2009-11-11 Filing
SIAL $55.18 100 9,129 2009-11-11 Filing
SIAL $55.18 200 9,229 2009-11-11 Filing
SIAL $55.18 400 9,429 2009-11-11 Filing
SIAL $55.17 800 9,829 2009-11-11 Filing
SIAL $55.17 1,369 10,629 2009-11-11 Filing
SIAL $55.16 100 11,998 2009-11-11 Filing
SIAL $55.14 5,442 12,098 2009-11-11 Filing
SIAL $55.11 5,400 17,540 2009-11-11 Filing
SIAL $55.11 100 22,940 2009-11-11 Filing
SIAL $55.11 7,800 23,040 2009-11-11 Filing
SIAL $55.10 100 30,840 2009-11-11 Filing
SIAL $55.09 100 30,940 2009-11-11 Filing
SIAL $55.08 200 31,040 2009-11-11 Filing
SIAL $55.07 1,400 31,240 2009-11-11 Filing