InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (9 ops.)
Insider track record
CFODisclosed buys
0
Disclosed sells
9
T+90 hit rate
0%
T+90 mean return
-22.7%
Across 7 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the detailed record of transactions filed by Bender Mark Steven, Chief Financial Officer. Officer active across 2 companies, notably Westlake CORP. Cumulatively, 32 filings have been published. Split: 0 buy · 9 sells. Total volume traded: €3.6m. Activity tracked since 5 November 2021. The latest transaction was filed on 12 May 2026 (Levée d'options). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations32 total
13,164 shares0Common StockSEC:0001193125-26-223323:0
13,164 shares0Common StockSEC:0001193125-26-223323
1,171 shares@ US$104.967.3% of flowCommon StockSEC:0001193125-26-096289
1,171 shares@ US$104.960.0010% mcap7.3% of flowCommon StockSEC:0001193125-26-096289:0
8,819 shares0Common StockSEC:0000950170-25-025475:0
13,987 shares0Common StockSEC:0000950170-25-024028:0
2,938 shares0Common StockSEC:0000950170-24-097402:0
4,950 shares@ US$152.1914.5% of flowCommon StockSEC:0000950170-24-053244:0
4,804 shares@ US$141.01912.8% of flowCommon StockSEC:0000950170-24-027605:0
4,854 shares@ US$137.5712.7% of flowCommon StockSEC:0000950170-24-021783:0
11,150 shares0Common StockSEC:0000950170-24-017619:0
12,033 shares@ US$107.7524.3% of flowCommon StockSEC:0001209191-23-045125:0
1,084 shares@ US$65.81251.3% of flowCommon StockSEC:0001209191-23-028402:0
14,342 shares0Common StockSEC:0001567619-23-005094:0
3,000 shares@ US$65.81253.9% of flowCommon StockSEC:0001567619-23-003892:0
14,342 shares0Common StockSEC:0001567619-23-003262:0
7,150 sharesCommon StockSEC:0001567619-23-003131:0
2,061 shares@ US$79.830.0013% mcap10.0% of flowCommon StockSEC:0001567619-22-007819:0
3,000 shares@ US$79.830.0019% mcap14.5% of flowCommon StockSEC:0001567619-22-007737:0
2,000 shares@ US$79.830.0013% mcap9.7% of flowCommon StockSEC:0001567619-22-007689:0
4,000 shares@ US$79.830.0026% mcap19.5% of flowCommon StockSEC:0001567619-22-007575:0
4,000 shares@ US$79.830.0024% mcap18.2% of flowCommon StockSEC:0001567619-22-007463:0
3,000 shares@ US$79.830.0018% mcap13.5% of flowCommon StockSEC:0001567619-22-007422:0
7,922 shares0Common StockSEC:0001567619-22-006988:0
7,923 shares0Common StockSEC:0001567619-22-005154:0
25 of 32 declarations
About Bender Mark Steven
Mark Steven Bender is the Chief Financial Officer of WESTLAKE CORP.
