Patrick Williams

Insider Trading: Sales
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
IOSP $83.57 2,925 Officer 172,004 2019-03-15 Filing
IOSP $84.94 217 Officer 188,437 2019-03-12 Filing
IOSP $84.13 6,813 Officer 188,654 2019-03-12 Filing
IOSP $82.68 392 Officer 174,929 2019-03-14 Filing
IOSP $83.21 6,133 Officer 175,321 2019-03-14 Filing
IOSP $84.62 200 Officer 181,454 2019-03-13 Filing
IOSP $83.92 4,925 Officer 181,654 2019-03-13 Filing
IOSP $83.45 1,858 Officer 186,579 2019-03-13 Filing
IOSP $84.94 217 Officer 188,437 2019-03-12 Filing
IOSP $84.13 6,813 Officer 188,654 2019-03-12 Filing
IOSP $80.51 1,658 Officer 195,467 2019-02-22 Filing
IOSP $80.51 1,704 Officer 195,467 2019-02-22 Filing
IOSP $71.49 15,000 Officer 174,242 2017-11-22 Filing
IOSP $63.01 5,680 Officer 188,331 2017-03-17 Filing
IOSP $63.01 3,000 Officer 191,011 2017-03-17 Filing
IOSP $60.03 10,000 Officer 186,242 2016-11-11 Filing
IOSP $60.05 6,658 Officer 196,242 2016-11-11 Filing
IOSP $60.05 684 Officer 196,242 2016-11-11 Filing
IOSP $43.72 2,066 Officer 196,242 2016-02-23 Filing
IOSP $58.42 12,800 Officer 187,242 2015-11-30 Filing