Paydirt
MB
Insider

Mark Steven Bender

EVP & CFO

Mark Steven Bender (EVP & CFO) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales), most often in Westlake Corporation (WLK). The largest single filing was $1.8M of WLK (16,413 sh × $112.54, as filed), executed Mar 27.

Add to watchlist
Return, ttmiAverage return per filing, trailing twelve months
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
returns measure stock purchases only
Filings, ttm
2
0 buys · 2 sells
Median delay
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$3.6M
shares × price, as filed
Last traded
Mar 27
Filed Mar 30

Median ADV $87.7M across their filed names

Open performance
Volume by month
$3.6M$1.8M$0Oct 2024Apr 2025Oct 2025Apr 2026Mar 2026 · sells $3.6M
Buys $0 Sells $3.6M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on
Basic Materials 2 filings

Sector per market data · by filing · past 12 months

Most traded names
WLK Westlake Corporation WLK · 0 buys · 2 sells 2 filings
Recent filings
WLKSALE Westlake Corporation View filing → $1.8M
16,413 sh × $112.54
Exec Mar 27
Filed Mar 30 · 5:30 PM ET
WLKSALE Westlake Corporation View filing → $1.7M
16,988 sh × $100.91
Exec Feb 27
Filed Mar 2 · 5:30 PM ET