Insider Stock Trading History of Lance Howard L


The following table details the trading activities (stock purchases, stock sales, and stock option exercises) reported to the Securities and Exchange Commission (SEC) by insider Lance Howard L since year 2005. The trader's CIK number is 1220679. At the time of this reporting, Lance Howard L is the Director of Summit Materials, Inc. . (stock ticker symbol SUM). See this page for all insider trading activities at Summit Materials, Inc. .

Note that in the past LANCE HOWARD L also reported insider trading activities as an insider of the following companies:
Stock purchases, sales, and option exercises reported by insider Lance Howard L since 2005.
  Trade Date   Symbol Company Name (Issuer) Trade Type     Shares       Price ($)   Value ($)
2017-02-24 SUM Summit Materials, Inc. Option Ex 6,414 .00 0
2016-11-16 SUM Summit Materials, Inc. Sale 15,727 21.87 343,949
2016-07-19 SUM Summit Materials, Inc. Sale 27,000 20.67 558,090
2016-04-06 SUM Summit Materials, Inc. Sale 75,000 19.79 1,484,250
2014-03-21 SYK Stryker Corp Option Ex 1,380 .00 0
2014-03-12 SYK Stryker Corp Option Ex 24,919 53.65 1,336,954
2013-08-05 EMN Eastman Chemical Co Option Ex 12,000 32.73 392,795
2013-08-05 EMN Eastman Chemical Co Sale 12,000 82.40 988,800
2013-03-21 SYK Stryker Corp Option Ex 1,647 .00 0
2012-03-21 SYK Stryker Corp Option Ex 1,578 .00 0
2010-11-10 SYK Stryker Corp Buy 2,000 51.85 103,700
2010-09-09 HRS Harris Corp /de/ Sale 50,000 43.01 2,150,500
2010-05-04 HRS Harris Corp /de/ Option Ex 171,587 28.67 4,919,399
2009-08-10 SYK Stryker Corp Buy 3,000 40.72 122,157
2009-04-30 SYK Stryker Corp Buy 3,000 38.67 116,001
2008-09-05 HRS Harris Corp /de/ Sale 34,698 49.04 1,701,589
2007-11-01 EMN Eastman Chemical Co Buy 2,000 66.04 132,080
2007-09-12 HRS Harris Corp /de/ Sale 4,800 59.76 286,828
2007-09-12 HRS Harris Corp /de/ Sale 15,900 59.44 945,080
2007-09-12 HRS Harris Corp /de/ Sale 17,430 59.12 1,030,496
2007-09-06 HRS Harris Corp /de/ Sale 19,200 59.98 1,151,558
2007-09-06 HRS Harris Corp /de/ Sale 6,200 60.26 373,618
2007-09-07 HRS Harris Corp /de/ Sale 5,012 58.51 293,267
2007-09-07 HRS Harris Corp /de/ Sale 6,300 59.52 374,994
2007-09-06 HRS Harris Corp /de/ Sale 31,200 59.62 1,860,300
2007-09-04 HRS Harris Corp /de/ Option Ex 176,793 24.20 4,278,390
2007-03-12 HRS Harris Corp /de/ Sale 81,400 46.55 3,789,414
2007-03-12 HRS Harris Corp /de/ Sale 48,600 47.63 2,315,012
2007-03-12 HRS Harris Corp /de/ Option Ex 100,000 15.97 1,596,700
2006-12-01 HRS Harris Corp /de/ Sale 4,000 42.01 168,040
2006-11-01 HRS Harris Corp /de/ Sale 12,000 42.75 513,000
2006-09-01 HRS Harris Corp /de/ Sale 10,500 43.54 457,138
2006-09-01 HRS Harris Corp /de/ Sale 1,500 43.14 64,710
2006-08-01 HRS Harris Corp /de/ Sale 12,000 44.22 530,664
2006-06-01 HRS Harris Corp /de/ Sale 12,000 41.11 493,320
2006-05-04 HRS Harris Corp /de/ Sale 12,000 47.06 564,732
2006-03-01 HRS Harris Corp /de/ Sale 12,000 45.62 547,416
2006-02-09 EMN Eastman Chemical Co Buy 1,000 48.40 48,398
2006-02-07 HRS Harris Corp /de/ Sale 25,000 47.21 1,180,300
2006-02-01 HRS Harris Corp /de/ Sale 12,000 46.02 552,228
2005-12-01 HRS Harris Corp /de/ Sale 12,000 45.13 541,512

Insider trading activities including stock purchases, stock sales, and option exercises listed in the above table cannot be completely guaranteed as to their accuracy. For more information regarding the trades made by Lance Howard L (Director of Summit Materials, Inc. at the time of this reporting) see the Securities and Exchange Commission (SEC) website.