Home/Insiders/Mathieson Derek
MD
SEC Insider//CIK 0001451013

Mathieson Derek

CIK 00014510132 companiesHOUSTON, TX

Transactions

50

Companies

2

Filings

5

CIK

0001451013

Recent Transactions

50 trades
  • Exercise/Conversion

    Restricted Stock Unit 1_17B

    2020-01-2720,9450 total
  • Exercise/Conversion

    Restricted Stock Unit 1_17A

    2020-01-276,9820 total
  • Exercise/Conversion

    Class A Common Stock

    2020-01-27+20,945144,847.052 total
  • Tax Payment

    Class A Common Stock

    2020-01-27$22.86/sh2,748140,839.052 total
  • Tax Payment

    Class A Common Stock

    2020-01-27$22.86/sh8,242136,605.052 total
  • Exercise/Conversion

    Class A Common Stock

    2020-01-27+6,982143,587.052 total
  • Exercise/Conversion

    Restricted Stock Unit 01_19

    2020-01-238,79317,588 total
  • Tax Payment

    Class A Common Stock

    2020-01-23$22.96/sh2,344123,902.052 total
  • Exercise/Conversion

    Class A Common Stock

    2020-01-23+8,793125,956.242 total
  • Tax Payment

    Class A Common Stock

    2020-01-22$22.68/sh1,385117,163.242 total
  • Exercise/Conversion

    Restricted Stock Unit 01_18

    2020-01-225,6845,685 total
  • Exercise/Conversion

    Class A Common Stock

    2020-01-22+5,684118,548.242 total
  • Award

    Restricted Stock Unit 01_20

    2020-01-22+53,46153,461 total
  • Exercise/Conversion

    Class A Common Stock

    2019-07-31+16,434119,060.642 total
  • Tax Payment

    Class A Common Stock

    2019-07-31$25.39/sh6,467112,864.242 total
  • Exercise/Conversion

    Restricted Stock Unit

    2019-07-3116,43416,434 total
  • Tax Payment

    Class A Common Stock

    2019-01-25$23.04/sh1,701102,626.642 total
  • Exercise/Conversion

    Class A Common Stock

    2019-01-25+6,982104,327.642 total
  • Exercise/Conversion

    Restricted Stock Unit 1_17A

    2019-01-256,9826,982 total
  • Award

    Stock Option (Right to Buy)

    2019-01-23+95,17295,172 total
  • Award

    Restricted Stock Unit 01_19

    2019-01-23+26,38126,381 total
  • Exercise/Conversion

    Class A Common Stock

    2019-01-22+5,68498,730.642 total
  • Tax Payment

    Class A Common Stock

    2019-01-22$23.77/sh1,38597,345.642 total
  • Exercise/Conversion

    Restricted Stock Unit 01_18

    2019-01-225,68411,369 total
  • Exercise/Conversion

    Restricted Stock Unit

    2018-07-3116,43332,868 total
  • Exercise/Conversion

    Class A Common Stock

    2018-07-31+16,43399,513.642 total
  • Tax Payment

    Class A Common Stock

    2018-07-31$34.58/sh6,46793,046.642 total
  • Exercise/Conversion

    Restricted Stock Unit 1_17A

    2018-01-256,98113,964 total
  • Tax Payment

    Class A Common Stock

    2018-01-25$33.78/sh1,70083,080.642 total
  • Exercise/Conversion

    Class A Common Stock

    2018-01-25+6,98184,780.642 total
  • Award

    Restricted Stock Unit 01_18

    2018-01-22+17,05317,053 total
  • Award

    Stock Option (Right to Buy)

    2018-01-22+53,84153,841 total
  • Award

    Restricted Stock Unit

    2017-07-31+49,30149,301 total
  • Award

    Stock Option (Right to Buy)

    2017-07-31+48,85148,851 total
  • Disposition to Issuer

    Restricted Stock Units

    2017-07-0339,8130 total
  • Tax Payment

    Class A Common Stock

    2017-07-03$37.25/sh22,17377,799.642 total
  • Disposition to Issuer

    Restricted Stock Units

    2017-07-0320,9450 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-038,0200 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-0317,2770 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-039,9000 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-0314,7530 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-038,4650 total
  • Disposition to Issuer

    Common Stock, $1.00 Par Value

    2017-07-0347,119.6420 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-0315,1920 total
  • Disposition to Issuer

    Stock Option (Right to Buy)

    2017-07-0312,2000 total
  • Disposition to Issuer

    Restricted Stock Units

    2017-07-0313,0400 total
  • Award

    Common Stock, $1.00 Par Value

    2017-06-19$47.87/sh+104.44547,119.642 total
  • Tax Payment

    Common Stock, $1.00 Par Value

    2017-03-01$60.28/sh4,92847,015.197 total
  • Award

    Common Stock, $1.00 Par Value

    2017-03-01+11,74751,943.197 total
  • Exercise/Conversion

    Restricted Stock Units

    2017-01-2719,90639,813 total