Westlake's change in working capital for the quarter that ended in Mar. 2022 was $-378 Mil.
Westlake's change in working capital for the fiscal year that ended in Dec. 2021 was $-614 Mil.
It is calculated by adding the items under "Change in operating assets and liabilities" (may refer to a different name for different company) section in Cash Flow Statement. Not by calculating the number changes in each periods' working capital (Total Current Assets minus Total Current Liabilities).
Westlake Change In Working Capital Calculation
Change In Working Capital for the trailing twelve months (TTM) ended in Mar. 2022 adds up the quarterly data reported by the company within the most recent 12 months, which was $-784 Mil.
Working Capital is a measure of a company's short term liquidity or its ability to cover short term liabilities. It is defined as the difference between a company's current assets and current liabilities.
Changes in Working Capital is reported in the cash flow statement since it is one of the major ways in which net income can differ from operating cash flow. It is calculated by adding the items under "Change in operating assets and liabilities" (may refer to a different name for different company) section in Cash Flow Statement.
Use Wal-Mart Stores Inc (Jan 2014, Annual Data) as an example: Source: Wal-Mart Stores Inc 2014-01-31 10-K from SEC
| Consolidated Statements of Cash Flows |
Fiscal Years Ended | January 31, | (Amounts in millions) |
| Cash flows from operating activities: |
2014 |
2013 |
2012 |
| Changes in certain assets and liabilities, net of effects of acquisitions: |
|
|
|
| Receivables, net |
(566) |
(614) |
(796) |
| Inventories |
(1,667) |
(2,759) |
(3,727) |
| Accounts payable |
531 |
1,061 |
2,687 |
| Accrued liabilities |
103 |
271 |
(935) |
| Accrued income taxes |
(1,224) |
981 |
994 |
For 2014-01-31, add all the items under 2014 collum together, Change in Working Capital was (566) + (1,667) + 531 + 103 + (1,224) = $ (2,823) Mil.
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
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