Insider Transactions

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Transaction DateFilerFilingTransaction TypeShares TradedPriceTotal Held*
12/31/16Hoover Gary M. Director
Trans History: 7 
Form 4Grant, award or other acquisition pursuant to Rule 16b-3(d)1,568042,791
12/31/16McInnes Allen T. Director
Trans History: 107 
Form 4Grant, award or other acquisition pursuant to Rule 16b-3(d)1,4290352,026
12/31/16Cooper Craig  Director
Trans History: 7 
Form 4Grant, award or other acquisition pursuant to Rule 16b-3(d)1,476046,436
12/31/16North Ted R. Director
Trans History: 7 
Form 4Grant, award or other acquisition pursuant to Rule 16b-3(d)1,568035,751
12/31/16Barrett William J. Director
Trans History: 191 
Form 4Other acquisition or disposition0(I)059,249
12/31/16Barrett William J. Director
Trans History: 191 
Form 4Grant, award or other acquisition pursuant to Rule 16b-3(d)1,5220650,454
12/31/16Vander Ploeg Mark A. Director
Trans History: 7 
Form 4Grant, award or other acquisition pursuant to Rule 16b-3(d)1,429028,029
12/02/16Tobias C. Ray EVP, Chief Operating Officer
Trans History: 5 
Form 4Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-31,3007.69594,194
12/02/16Jumper Stephen C. Director, President/CEO
Trans History: 5 
Form 4Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-32,5447.695185,279
12/02/16Thomas James W. EVP, Chief Technical Officer
Trans History: 9 
Form 4Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-31,1397.69535,372
* Represents the number of non-derivative securities directly held
(I) Indicates that some (or all) of these shares are held indirectly