WESTLAKE CHEM CORP

Ticker: WLK CUSIP: 960413102 Class: Common Stock

ELCO Management Co., LLC's Holding History (CIK: 0001690717)

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

Q4 2019
Shares 13,000 Value ($000) $912 Avg Close $60.78 Range $52.18 - $68.35
Q3 2019
Shares 13,000 Value ($000) $852 Avg Close $57.99 Range $50.43 - $64.27
Q2 2019
Shares 13,000 Value ($000) $903 Avg Close $59.69 Range $51.40 - $69.93
Q1 2019
Shares 13,000 Value ($000) $882 Avg Close $64.77 Range $57.75 - $72.34
Q4 2018
Shares 13,000 Value ($000) $860 Avg Close $64.35 Range $53.36 - $76.44
Q3 2018
Shares 13,000 Value ($000) $1,080 Avg Close $86.83 Range $72.82 - $100.10
Q2 2018
Shares 13,000 Value ($000) $1,399 Avg Close $99.34 Range $90.39 - $110.06
Q1 2018
Shares 13,000 Value ($000) $1,445 Avg Close $98.39 Range $86.89 - $107.41
Q4 2017
Shares 13,000 Value ($000) $1,385 Avg Close $81.78 Range $72.56 - $95.02
Q3 2017
Shares 13,000 Value ($000) $1,080 Avg Close $64.66 Range $57.52 - $74.59
Q2 2017
Shares 13,000 Value ($000) $861 Avg Close $55.73 Range $52.23 - $59.49
Q1 2017
Shares 13,000 Value ($000) $859 Avg Close $55.38 Range $49.25 - $59.68
Q4 2016
Shares 13,000 Value ($000) $728 Avg Close $47.64 Range $42.61 - $53.78
Q3 2016
Shares 26,000 Value ($000) $1,391 Avg Close $41.92 Range $34.93 - $47.03