WESTLAKE CHEMICAL CORP Insider Trading for November 2017

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General | Insiders | Insider Transactions | Monthly Overview | Weekly Overview


Overview of insider trading in WESTLAKE CHEMICAL CORP for November 2017.

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DateTickerCompanyOwnerRelationship Transaction Code Cost ($) Shares Transaction Value ($) Total Shares % Holdings
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOOption ExerciseM9.6516,844162,4600
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOOption ExerciseM9.6525,000241,12516,844
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS95.2516,8441,604,340274,018290.9 K to 274 K (-5.79 %)
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOBuyM9.6516,844162,460290,862274 K to 290.9 K (+6.15 %)
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS94.851,01095,803274,018275 K to 274 K (-0.37 %)
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS94.5523,9902,268,278275,028299 K to 275 K (-8.02 %)
Nov 30 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOBuyM9.6525,000241,125299,018274 K to 299 K (+9.12 %)
Nov 29 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanGiftG0.0010,0000108,969119 K to 109 K (-8.41 %)
Nov 28 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOOption ExerciseM9.6525,000241,12541,844
Nov 28 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS94.252,966279,534274,018277 K to 274 K (-1.07 %)
Nov 28 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS93.9222,0342,069,521276,984299 K to 277 K (-7.37 %)
Nov 28 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOBuyM9.6525,000241,125299,018274 K to 299 K (+9.12 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOOption ExerciseM9.6520,000192,90066,844
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOOption ExerciseM9.6525,000241,12586,844
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS94.5820,0001,891,680274,018294 K to 274 K (-6.80 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOBuyM9.6520,000192,900294,018274 K to 294 K (+7.30 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS95.601019,656274,018274.1 K to 274 K (-0.04 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS94.8924,8992,362,741274,119299 K to 274.1 K (-8.33 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOBuyM9.6525,000241,125299,018274 K to 299 K (+9.12 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanOption ExerciseM63.9832,0002,047,2800
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanOption ExerciseM68.0923,9171,628,50912,321
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanOption ExerciseM45.7010,109461,9560
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanOption ExerciseM45.7010,109461,95610,109
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanSellS94.6166,0266,246,786118,969185 K to 119 K (-35.69 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanBuyM63.9832,0002,047,280184,995153 K to 185 K (+20.92 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanBuyM68.0923,9171,628,509152,995129.1 K to 153 K (+18.53 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanBuyM45.7010,109461,956129,078119 K to 129.1 K (+8.50 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanSellS95.2010,109962,407118,969129.1 K to 119 K (-7.83 %)
Nov 27 2017WLKWESTLAKE CHEMICAL ...Chao JamesChairmanBuyM45.7010,109461,956129,078119 K to 129.1 K (+8.50 %)
Nov 22 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOOption ExerciseM9.6525,000241,125111,844
Nov 22 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOSellS94.3425,0002,358,375274,018299 K to 274 K (-8.36 %)
Nov 22 2017WLKWESTLAKE CHEMICAL ...Chao AlbertPresident & CEOBuyM9.6525,000241,125299,018274 K to 299 K (+9.12 %)
Nov 22 2017WLKWESTLAKE CHEMICAL ...Bender Mark StevenEVP and CFOSellS94.2720,3821,921,30924,06744.4 K to 24.1 K (-45.85 %)
Nov 20 2017WLKWESTLAKE CHEMICAL ...Buesinger Robert F.EVP, Vinyls Product ...Option ExerciseM63.985,214333,5790
Nov 20 2017WLKWESTLAKE CHEMICAL ...Buesinger Robert F.EVP, Vinyls Product ...SellS93.825,214489,1999,30914.5 K to 9.3 K (-35.90 %)
Nov 20 2017WLKWESTLAKE CHEMICAL ...Buesinger Robert F.EVP, Vinyls Product ...BuyM63.985,214333,57914,5239.3 K to 14.5 K (+56.01 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Bender Mark StevenEVP and CFOOption ExerciseM10.2629,804305,8640
Nov 15 2017WLKWESTLAKE CHEMICAL ...Bender Mark StevenEVP and CFOSellS94.6060056,76044,44945 K to 44.4 K (-1.33 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Bender Mark StevenEVP and CFOSellS94.0129,2042,745,32245,04974.3 K to 45 K (-39.33 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Bender Mark StevenEVP and CFOBuyM10.2629,804305,86474,25344.4 K to 74.3 K (+67.05 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...BLAKELY ROBERT TDirectorSellS92.334,367403,19011,70016.1 K to 11.7 K (-27.18 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsOption ExerciseM63.983,408218,0350
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsOption ExerciseM68.093,878264,0531,998
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsOption ExerciseM44.423,940175,0158,001
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsOption ExerciseM45.7068631,3480
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsSellS93.9980075,1928041.6 K to 804 (-49.88 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsSellS93.9911,9121,119,5731,60413.5 K to 1.6 K (-88.13 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsBuyM63.983,408218,03513,51610.1 K to 13.5 K (+33.72 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsBuyM68.093,878264,05310,1086.2 K to 10.1 K (+62.25 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsBuyM44.423,940175,0156,2302.3 K to 6.2 K (+172.05 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Teel Lawrence E.EVP, OlefinsBuyM45.7068631,3482,2901.6 K to 2.3 K (+42.77 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...Option ExerciseM68.092,010136,8611,036
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...Option ExerciseM44.421,81080,4003,675
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...Option ExerciseM63.983,028193,7240
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...Option ExerciseM45.703,618165,3340
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...SellS94.702,915276,0513,6626.6 K to 3.7 K (-44.32 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...SellS94.3710,466987,7156,57717 K to 6.6 K (-61.41 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...BuyM68.092,010136,86117,04315 K to 17 K (+13.37 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...BuyM44.421,81080,40015,03313.2 K to 15 K (+13.69 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...BuyM63.983,028193,72413,22310.2 K to 13.2 K (+29.70 %)
Nov 15 2017WLKWESTLAKE CHEMICAL ...Mangieri George JSVP & Chief Account ...BuyM45.703,618165,33410,1956.6 K to 10.2 K (+55.01 %)

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