Westlake Chemical Corporation (WLK)

Operating return on assets (Operating ROA)

		Dec 31, 2024	Sep 30, 2024	Jun 30, 2024	Mar 31, 2024	Dec 31, 2023	Sep 30, 2023	Jun 30, 2023	Mar 31, 2023	Dec 31, 2022	Sep 30, 2022	Jun 30, 2022	Mar 31, 2022	Dec 31, 2021	Sep 30, 2021	Jun 30, 2021	Mar 31, 2021	Dec 31, 2020	Sep 30, 2020	Jun 30, 2020	Mar 31, 2020
Operating income (ttm)	US$ in thousands	875,000	257,000	426,000	416,000	729,000	1,608,000	1,775,000	2,554,000	3,050,000	3,596,000	3,941,000	3,486,000	2,800,000	2,105,000	1,323,000	639,000	429,000	353,000	500,000	658,000
Total assets	US$ in thousands	20,750,000	21,109,000	21,083,000	20,960,000	21,035,000	21,396,000	20,981,000	20,806,000	20,550,000	20,425,000	20,372,000	19,741,000	18,459,000	17,108,000	14,719,000	14,050,000	13,835,000	13,694,000	13,555,000	14,163,000
Operating ROA		4.22%	1.22%	2.02%	1.98%	3.47%	7.52%	8.46%	12.28%	14.84%	17.61%	19.35%	17.66%	15.17%	12.30%	8.99%	4.55%	3.10%	2.58%	3.69%	4.65%

December 31, 2024 calculation

Operating ROA = Operating income (ttm) ÷ Total assets
= $875,000K ÷ $20,750,000K
= 4.22%

Westlake Chemical Corporation's operating return on assets (Operating ROA) has shown fluctuations over the analyzed periods. The trend indicates an initial decline from March 31, 2020, at 4.65%, to September 30, 2020, at 2.58%. However, there was a subsequent increase to December 31, 2020, at 3.10%.

From March 31, 2021, there was a continuous upward trend in the Operating ROA, reaching its peak at June 30, 2022, at 19.35%. Subsequently, there was a decline in the operating ROA for the following quarter, September 30, 2022, at 17.61%, which continued until March 31, 2024, at 1.98%.

Notably, there was an increase in the operating ROA for June 30, 2024, at 2.02%, followed by a decrease to December 31, 2024, at 4.22%. Despite some fluctuations, the overall trend of the operating ROA reflects a mix of positive and negative movements throughout the analyzed periods.