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WLK
Westlake Chemical Corporation
Insider Trades
Actor
Holding Value
Last Transaction
Amount
Transaction Price
Current Price
BM
Bender Mark Steven
EVP & CFO
$3.5M
35.9k shares
Grant / Exercise
May 13, 2026
$514.3K
5.3k shares
$97.34
--
BM
Bender Mark Steven
EVP & CFO
--
13.2k shares
Grant / Exercise
May 12, 2026
Disclosure amount unavailable
13.2k shares
--
--
PB
Powers Brian John
SVP, PEM Segment Head
--
2k shares
Grant / Exercise
Apr 2, 2026
Disclosure amount unavailable
2k shares
--
--
BM
Bender Mark Steven
EVP & CFO
$3.2M
28k shares
Sell
Mar 27, 2026
$1.8M
16.4k shares
$112.54
--
BR
Buesinger Robert F.
EVP, PEM Segment Head
$4.0M
34.5k shares
Sell
Mar 27, 2026
$461.0K
4k shares
$115.25
--
BM
Bender Mark Steven
EVP & CFO
$4.5M
44.9k shares
Sell
Feb 27, 2026
$1.7M
17k shares
$100.91
--