InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (4 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
4
T+90 hit rate
33%
T+90 mean return
-1.6%
Across 3 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the full record of transactions filed by Chao James, Président. Officer active across 3 companies, notably Westlake Chemical CORP. In total, 24 filings have been published. Breakdown: 0 buy · 4 sells. Total volume traded: €1m. History available since 2 December 2021. The latest transaction was filed on 19 February 2026 (Attribution). Regulator: SEC (Form 4). All data is accessible without signup.
Declarations24 total
3,884 shares0Common StockSEC:0001193125-26-063659:0
10,382 shares0Common StockSEC:0001193125-26-059213:0
15,140 shares0Common StockSEC:0001299505-25-000007:0
3,700 shares@ US$22.109.0% of flowCommon UnitsSEC:0000950170-25-079347:0
5,608 shares@ US$22.17Common UnitsSEC:0000950170-25-078698:0
4,600 shares@ US$22.10Common UnitsSEC:0000950170-25-078698:1
16,375 shares0Common StockSEC:0000950170-25-025479:0
8,796 shares0Common StockSEC:0000950170-25-024013:0
6,642 shares0Common StockSEC:0000950170-24-102579:0
36,632 shares0Common StockSEC:0000950170-24-038850:0
21,614 shares0Common StockSEC:0000950170-24-017623:0
34,599 shares@ US$65.812543.3% of flowCommon StockSEC:0001209191-23-057056:0
47,569 shares@ US$44.4240.7% of flowCommon StockSEC:0001209191-23-047916:0
12,321 shares@ US$68.0916.0% of flowCommon StockSEC:0001209191-23-047818:0
37,150 shares0Common StockSEC:0001567619-23-005097:0
37,150 shares0Common StockSEC:0001567619-23-003265:0
18,519 sharesCommon StockSEC:0001567619-23-003134:0
10,000 shares0Common UnitsSEC:0001567619-22-012714:0
29,092 shares@ US$26.8670.11% mcap100.0% of flowCommon UnitsSEC:0001567619-22-012049:0
38,836 shares0Common StockSEC:0001567619-22-012037:0
24,461 shares0Common StockSEC:0001567619-22-006981:0
24,462 shares0Common StockSEC:0001567619-22-005161:0
14,683 sharesCommon StockSEC:0001567619-22-004824:0
16,420 shares@ US$30.05250.0046% mcap50.0% of flowCommon StockSEC:0001567619-21-021538:0
24 of 24 declarations
About Chao James
James Chao is the Chairman of WESTLAKE CHEMICAL CORP, WESTLAKE CORP, and Westlake Chemical Partners LP. In this role, he oversees the activities of the boards and guides the overall strategy of the companies. His experience in the chemical sector allows him to provide valuable insights for growth and innovation.
