Patrick Williams

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
IOSP $45.12 1,346 Officer 200,042 2015-03-02 Filing
IOSP $45.12 5,992 Officer 200,042 2015-03-02 Filing
IOSP $43.67 4,800 Officer 178,934 2014-02-25 Filing
IOSP $40.69 15,127 Officer 178,934 2013-05-09 Filing
IOSP $42.75 513 Officer 178,934 2013-03-13 Filing
IOSP $38.86 11,760 Officer 179,447 2013-02-21 Filing
IOSP $38.72 3,052 Officer 179,447 2013-02-21 Filing
IOSP $41.29 12,953 Officer 179,447 2013-02-19 Filing
IOSP $28.74 3,964 Officer 126,373 2012-05-16 Filing
IOSP $29.06 10,313 Officer 126,373 2012-05-15 Filing
IOSP $29.06 9,887 Officer 126,373 2012-05-15 Filing
IOSP $29.48 15,713 Officer 126,373 2012-05-14 Filing
IOSP $30.37 4,400 Officer 126,373 2012-05-11 Filing
IOSP $30.37 13,636 Officer 126,373 2012-05-11 Filing
IOSP $30.93 1,364 Officer 126,373 2012-05-10 Filing
IOSP $30.93 9,347 Officer 126,373 2012-05-10 Filing
IOSP $28.74 3,964 Officer 99,138 2012-05-16 Filing
IOSP $29.06 10,313 Officer 99,138 2012-05-15 Filing
IOSP $29.06 9,887 Officer 99,138 2012-05-15 Filing
IOSP $29.48 15,713 Officer 99,138 2012-05-14 Filing