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Overview of all insider trading transactions in CARBO CERAMICS INC. Get notifications about new insider transactions in CARBO CERAMICS INC for free.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Jul 06 2020CRRCARBO CERAMICS INCKolstad Gary APresident and CEOSellS0.0286,7571,735431,900518.7 K to 431.9 K (-16.73 %)
May 20 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentSellS0.0280,4601,400136,014216.5 K to 136 K (-37.17 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseM0.005,400010,800
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseM0.001,85001,851
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseM0.003,71400
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentSellD0.215,4001,107216,474221.9 K to 216.5 K (-2.43 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyM0.005,4000221,874216.5 K to 221.9 K (+2.49 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentSellD0.211,850379216,474218.3 K to 216.5 K (-0.85 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyM0.001,8500218,324216.5 K to 218.3 K (+0.85 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentSellD0.213,714761216,474220.2 K to 216.5 K (-1.69 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyM0.003,7140220,188216.5 K to 220.2 K (+1.72 %)
Feb 04 2020CRRCARBO CERAMICS INCConkle Don PVice PresidentPayment of ExerciseF0.218,2631,694216,474224.7 K to 216.5 K (-3.68 %)
Nov 20 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5018,7749,456018.8 K to 0 (-100.00 %)
Nov 20 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5430,32316,50518,77449.1 K to 18.8 K (-61.76 %)
Nov 20 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5036,13718,2172,708,8592.7 M to 2.7 M (-1.32 %)
Nov 20 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5483,24745,3452,744,9962.8 M to 2.7 M (-2.94 %)
Nov 18 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.6051,57531,02849,097100.7 K to 49.1 K (-51.23 %)
Nov 18 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5234,55618,017100,672135.2 K to 100.7 K (-25.55 %)
Nov 18 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.60103,19062,1312,828,2432.9 M to 2.8 M (-3.52 %)
Nov 18 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5268,68735,8132,931,4333 M to 2.9 M (-2.29 %)
Nov 15 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5379,73542,395135,228215 K to 135.2 K (-37.09 %)
Nov 15 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.5379,73542,395135,228215 K to 135.2 K (-37.09 %)
Nov 15 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.53160,53985,3103,000,1203.2 M to 3 M (-5.08 %)
Nov 15 2019CRRCARBO CERAMICS INCMORRIS WILLIAM C10% OwnerSellS0.53160,53985,3103,000,1203.2 M to 3 M (-5.08 %)
Sep 24 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentGiftG0.003,5000224,737228.2 K to 224.7 K (-1.53 %)
Aug 07 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP1.1825,00029,500537,650512.7 K to 537.7 K (+4.88 %)
Aug 02 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...BuyP1.5030,00045,000156,240126.2 K to 156.2 K (+23.76 %)
Aug 01 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyP1.3175,00098,250228,237153.2 K to 228.2 K (+48.94 %)
Jul 30 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP1.1217,65019,768512,650495 K to 512.7 K (+3.57 %)
Jul 30 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP1.0332,35033,450495,000462.7 K to 495 K (+6.99 %)
Jul 18 2019CRRCARBO CERAMICS INCWilks Justin HDirectorOption ExerciseA0.006,37006,370
May 24 2019CRRCARBO CERAMICS INCMASHINSKI CARLA SDirectorGrantA0.0015,000015,0000 to 15 K
May 24 2019CRRCARBO CERAMICS INCLENTZ HENRY EDirectorGrantA0.007,500043,19835.7 K to 43.2 K (+21.01 %)
May 24 2019CRRCARBO CERAMICS INCLimbacher Randy LDirectorGrantA0.007,500042,19034.7 K to 42.2 K (+21.62 %)
May 24 2019CRRCARBO CERAMICS INCMASHINSKI CARLA SDirectorGrantA0.0015,000015,0000 to 15 K
May 24 2019CRRCARBO CERAMICS INCLENTZ HENRY EDirectorGrantA0.007,500043,19835.7 K to 43.2 K (+21.01 %)
May 24 2019CRRCARBO CERAMICS INCLimbacher Randy LDirectorGrantA0.007,500042,19034.7 K to 42.2 K (+21.62 %)
May 24 2019CRRCARBO CERAMICS INCDEATON CHAD CDirectorGrantA0.007,500040,20832.7 K to 40.2 K (+22.93 %)
May 24 2019CRRCARBO CERAMICS INCCORNELIUS SIGMUND LDirectorGrantA0.007,500038,69831.2 K to 38.7 K (+24.04 %)
Feb 04 2019CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...Option ExerciseM0.0086301,727
Feb 04 2019CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...SellD4.108633,53830,86831.7 K to 30.9 K (-2.72 %)
Feb 04 2019CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...BuyM0.00863031,73130.9 K to 31.7 K (+2.80 %)
Feb 04 2019CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...Payment of ExerciseF4.101,4515,94930,86832.3 K to 30.9 K (-4.49 %)
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOOption ExerciseM0.006,962013,926
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOOption ExerciseM0.0030,906030,906
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOSellD4.106,96228,544462,650469.6 K to 462.7 K (-1.48 %)
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyM0.006,9620469,612462.7 K to 469.6 K (+1.50 %)
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOSellD4.1030,906126,715462,650493.6 K to 462.7 K (-6.26 %)
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyM0.0030,9060493,556462.7 K to 493.6 K (+6.68 %)
Feb 04 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOPayment of ExerciseF4.1017,00169,704462,650479.7 K to 462.7 K (-3.54 %)
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseM0.001,85003,701
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseM0.003,71403,714
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentSellD4.101,8507,585153,237155.1 K to 153.2 K (-1.19 %)
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyM0.001,8500155,087153.2 K to 155.1 K (+1.21 %)
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentSellD4.103,71415,227153,237157 K to 153.2 K (-2.37 %)
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyM0.003,7140156,951153.2 K to 157 K (+2.42 %)
Feb 04 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentPayment of ExerciseF4.108,29634,014153,237161.5 K to 153.2 K (-5.14 %)
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Option ExerciseM0.001,49202,986
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Option ExerciseM0.002,99602,996
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...SellD4.101,4926,117126,240127.7 K to 126.2 K (-1.17 %)
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...BuyM0.001,4920127,732126.2 K to 127.7 K (+1.18 %)
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...SellD4.102,99612,284126,240129.2 K to 126.2 K (-2.32 %)
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...BuyM0.002,9960129,236126.2 K to 129.2 K (+2.37 %)
Feb 04 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Payment of ExerciseF4.107,04128,868126,240133.3 K to 126.2 K (-5.28 %)
Jan 23 2019CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...Option ExerciseA0.007,56007,560
Jan 23 2019CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...GrantA4.9017,64086,43632,31914.7 K to 32.3 K (+120.17 %)
Jan 23 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseA0.0016,200016,200
Jan 23 2019CRRCARBO CERAMICS INCConkle Don PVice PresidentGrantA4.9037,800185,220161,534123.7 K to 161.5 K (+30.55 %)
Jan 23 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Option ExerciseA0.0013,068013,068
Jan 23 2019CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...GrantA4.9030,492149,411133,281102.8 K to 133.3 K (+29.66 %)
Jan 23 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOOption ExerciseA0.0036,000036,000
Jan 23 2019CRRCARBO CERAMICS INCKolstad Gary APresident and CEOGrantA4.9084,000411,600479,651395.7 K to 479.7 K (+21.23 %)
Dec 04 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP4.7710,00047,700395,651385.7 K to 395.7 K (+2.59 %)
Sep 21 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentGiftG8.381,0008,380123,734124.7 K to 123.7 K (-0.80 %)
Jun 28 2018CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP13.003,93051,0900
Jun 28 2018CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP13.005857,6050
Jun 28 2018CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP13.001,06013,7800
Jun 28 2018CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP13.007009,1000
May 24 2018CRRCARBO CERAMICS INCLimbacher Randy LDirectorGrantA0.007,498034,69027.2 K to 34.7 K (+27.57 %)
May 24 2018CRRCARBO CERAMICS INCLENTZ HENRY EDirectorGrantA0.007,498035,69828.2 K to 35.7 K (+26.59 %)
May 24 2018CRRCARBO CERAMICS INCDEATON CHAD CDirectorGrantA0.007,498032,70825.2 K to 32.7 K (+29.74 %)
May 24 2018CRRCARBO CERAMICS INCCORNELIUS SIGMUND LDirectorGrantA0.007,498031,19823.7 K to 31.2 K (+31.64 %)
May 17 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP10.654,00042,600385,651381.7 K to 385.7 K (+1.05 %)
May 08 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP8.903,00026,700381,651378.7 K to 381.7 K (+0.79 %)
May 04 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP8.893,00026,670378,651375.7 K to 378.7 K (+0.80 %)
May 01 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP8.4910,00084,900375,651365.7 K to 375.7 K (+2.73 %)
Feb 05 2018CRRCARBO CERAMICS INCRiffey Roger LVice PresidentOption ExerciseM0.002,17803,758
Feb 05 2018CRRCARBO CERAMICS INCRiffey Roger LVice PresidentSellD7.822,17817,03258,39560.6 K to 58.4 K (-3.60 %)
Feb 05 2018CRRCARBO CERAMICS INCRiffey Roger LVice PresidentBuyM0.002,178060,57358.4 K to 60.6 K (+3.73 %)
Feb 05 2018CRRCARBO CERAMICS INCRiffey Roger LVice PresidentPayment of ExerciseF7.824,00831,34358,39562.4 K to 58.4 K (-6.42 %)
Feb 05 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOOption ExerciseM0.0030,906061,812
Feb 05 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOSellD7.8230,906241,685365,651396.6 K to 365.7 K (-7.79 %)
Feb 05 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyM0.0030,9060396,557365.7 K to 396.6 K (+8.45 %)
Feb 05 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOPayment of ExerciseF7.8212,48497,625365,651378.1 K to 365.7 K (-3.30 %)
Feb 05 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseM0.003,71307,428
Feb 05 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentSellD7.823,71329,036124,734128.4 K to 124.7 K (-2.89 %)
Feb 05 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyM0.003,7130128,447124.7 K to 128.4 K (+2.98 %)
Feb 05 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentPayment of ExerciseF7.826,14848,077124,734130.9 K to 124.7 K (-4.70 %)
Feb 05 2018CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Option ExerciseM0.002,99505,992
Feb 05 2018CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...SellD7.822,99523,421102,789105.8 K to 102.8 K (-2.83 %)
Feb 05 2018CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...BuyM0.002,9950105,784102.8 K to 105.8 K (+2.91 %)
Feb 05 2018CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Payment of ExerciseF7.825,48342,877102,789108.3 K to 102.8 K (-5.06 %)
Jan 17 2018CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...Option ExerciseA0.002,59002,590
Jan 17 2018CRRCARBO CERAMICS INCWillette Robert JVP and General Cou ...GrantA12.1614,679178,49714,6790 to 14.7 K
Jan 17 2018CRRCARBO CERAMICS INCRiffey Roger LVice PresidentOption ExerciseA0.003,25703,257
Jan 17 2018CRRCARBO CERAMICS INCRiffey Roger LVice PresidentGrantA12.1618,454224,40162,40343.9 K to 62.4 K (+41.99 %)
Jan 17 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOOption ExerciseA0.0020,888020,888
Jan 17 2018CRRCARBO CERAMICS INCKolstad Gary APresident and CEOGrantA12.16100,0001,216,000378,135278.1 K to 378.1 K (+35.95 %)
Jan 17 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentOption ExerciseA0.005,55105,551
Jan 17 2018CRRCARBO CERAMICS INCConkle Don PVice PresidentGrantA12.1631,456382,505130,88299.4 K to 130.9 K (+31.64 %)
Jan 17 2018CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Option ExerciseA0.004,47804,478
Jan 17 2018CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...GrantA12.1625,374308,548108,27282.9 K to 108.3 K (+30.61 %)
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP14.006,27587,8506,275
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseS13.006,27581,5756,275
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP14.006,27587,8506,275
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseS13.006,27581,5756,275
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseE10.002,00020,0000
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseP10.002,00020,0002,000
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerBuyP9.9420,000198,8001,520,1431.5 M to 1.5 M (+1.33 %)
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerBuyP8.83115,6441,021,1371,500,1431.4 M to 1.5 M (+8.35 %)
Dec 29 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerBuyP8.57134,3561,151,4311,384,4991.3 M to 1.4 M (+10.75 %)
Oct 03 2017CRRCARBO CERAMICS INCConkle Don PVice PresidentPayment of ExerciseF8.635144,43699,42699.9 K to 99.4 K (-0.51 %)
Jun 05 2017CRRCARBO CERAMICS INCBakht John RVice President & Ge ...Payment of ExerciseF7.871,92315,13449,16051.1 K to 49.2 K (-3.76 %)
May 22 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseJ14.006,27587,8506,275
May 22 2017CRRCARBO CERAMICS INCWilks Brothers, LLC10% OwnerOption ExerciseJ14.91251,6083,751,475523,022
May 18 2017CRRCARBO CERAMICS INCRUBIN ROBERT SDirectorGrantA0.008,7530440,550431.8 K to 440.6 K (+2.03 %)
May 18 2017CRRCARBO CERAMICS INCLENTZ HENRY EDirectorGrantA0.008,753028,20019.4 K to 28.2 K (+45.01 %)
May 18 2017CRRCARBO CERAMICS INCLimbacher Randy LDirectorGrantA0.008,753027,19218.4 K to 27.2 K (+47.47 %)
May 18 2017CRRCARBO CERAMICS INCCORNELIUS SIGMUND LDirectorGrantA0.008,753023,70014.9 K to 23.7 K (+58.56 %)
May 18 2017CRRCARBO CERAMICS INCDEATON CHAD CDirectorGrantA0.008,753025,21016.5 K to 25.2 K (+53.19 %)
May 10 2017CRRCARBO CERAMICS INCRiffey Roger LVice PresidentBuyI7.574,51234,1564,5120 to 4.5 K
May 03 2017CRRCARBO CERAMICS INCConkle Don PVice PresidentBuyP6.338,00050,64099,94091.9 K to 99.9 K (+8.70 %)
May 03 2017CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...BuyP6.385,00031,90082,89877.9 K to 82.9 K (+6.42 %)
May 03 2017CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP6.3720,000127,400278,135258.1 K to 278.1 K (+7.75 %)
Feb 03 2017CRRCARBO CERAMICS INCRiffey Roger LVice PresidentPayment of ExerciseF14.312,94642,15743,94946.9 K to 43.9 K (-6.28 %)
Feb 03 2017CRRCARBO CERAMICS INCConkle Don PVice PresidentPayment of ExerciseF14.314,46263,85191,94096.4 K to 91.9 K (-4.63 %)
Feb 03 2017CRRCARBO CERAMICS INCKolstad Gary APresident and CEOPayment of ExerciseF14.3111,003157,453258,135269.1 K to 258.1 K (-4.09 %)
Feb 03 2017CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...Payment of ExerciseF14.313,85255,12277,89881.8 K to 77.9 K (-4.71 %)
Feb 03 2017CRRCARBO CERAMICS INCBakht John RVice President & Ge ...Payment of ExerciseF14.311,41120,19151,08352.5 K to 51.1 K (-2.69 %)
Jan 18 2017CRRCARBO CERAMICS INCRiffey Roger LVice PresidentGrantA0.0019,095046,89527.8 K to 46.9 K (+68.69 %)
Jan 18 2017CRRCARBO CERAMICS INCBakht John RVice President & Ge ...GrantA0.0017,359052,49435.1 K to 52.5 K (+49.41 %)
Jan 18 2017CRRCARBO CERAMICS INCBAUTISTA ERNESTO IIIVice President and ...GrantA0.0026,256081,75055.5 K to 81.8 K (+47.31 %)
Jan 18 2017CRRCARBO CERAMICS INCConkle Don PVice PresidentGrantA0.0032,549096,40263.9 K to 96.4 K (+50.97 %)
Jan 18 2017CRRCARBO CERAMICS INCKolstad Gary APresident and CEOGrantA0.0050,0000269,138219.1 K to 269.1 K (+22.82 %)
Nov 07 2016CRRCARBO CERAMICS INCBakht John RVice President & Ge ...BuyP6.171,0006,16635,13534.1 K to 35.1 K (+2.93 %)
Nov 07 2016CRRCARBO CERAMICS INCBakht John RVice President & Ge ...BuyP6.412,00012,82034,13532.1 K to 34.1 K (+6.22 %)
Nov 03 2016CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP6.283,00018,840219,138216.1 K to 219.1 K (+1.39 %)
Nov 01 2016CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP6.067,00042,420216,138209.1 K to 216.1 K (+3.35 %)
Oct 31 2016CRRCARBO CERAMICS INCKolstad Gary APresident and CEOBuyP6.0410,00060,400209,138199.1 K to 209.1 K (+5.02 %)
Oct 04 2016CRRCARBO CERAMICS INCConkle Don PVice PresidentPayment of ExerciseF10.945145,62363,85364.4 K to 63.9 K (-0.80 %)

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