WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

SBI Securities Co., Ltd.'s Holding History (CIK: 0001851815)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 1 Value ($000) $0 Avg Close $70.79 Range $55.84 - $82.75
Q3 2025
Shares 1 Value ($000) $0 Avg Close $82.33 Range $73.94 - $91.41
Q2 2025
Shares 1 Value ($000) $0 Avg Close $80.28 Range $67.52 - $99.92
Q1 2025
Shares 1 Value ($000) $0 Avg Close $108.01 Range $95.27 - $116.71
Q4 2024
Shares 2 Value ($000) $0 Avg Close $126.38 Range $109.67 - $146.31