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Westlake WLK Cumulative Cost Basis
Cumulative Cost Basis at other companies
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Where this comes from
Reported directly by Westlake in its filing.
Tagged under the XBRL concept us-gaap:AvailableForSaleDebtSecuritiesAmortizedCostBasis.
The source filing: Westlake’s 10-Q, filed August 5, 2026.
- Filed
- Aug 5, 2026, 2:27 PM EDT
- Fiscal quarter
- Q2 FY2026
- Calendar quarter
- Q2 2026
- Accession
- 0001262823-26-000032
| Line item | June 30, 2026 / Cost | Fair Value | Fair Value Level |
|---|---|---|---|
| U.S. federal agency securities | 11 | 11 | Level 2 |
| Asset-backed securities | 39 | 39 | Level 2 |
| Supranational securities | 5 | 5 | Level 2 |
| Available-for-sale debt securities | $210 | $209 | |
| Contractual maturities of debt securities | |||
| Within one year | $66 | $66 | |
| One to five years | 133 | 132 | |
| Six to ten years | 2 | 2 |
Item 1. Financial Statements
FAQ
- What is Westlake's cumulative cost basis?
- Westlake (WLK) reported cumulative cost basis of $210M in Q2 2026.
- How has Westlake's cumulative cost basis changed year-over-year?
- Westlake's cumulative cost basis increased by 9.4% year-over-year, from $192M to $210M.
- What does cumulative cost basis mean?
- The aggregate historical cost basis of assets or liabilities before adjustments for fair value, impairment, or amortization.
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