Westlake Corporation Reports Q1 2026 Loss of $169 Million, Revenue Declines 4% YoY

WLK
May 05, 2026

Westlake Corporation (NYSE: WLK) reported first‑quarter 2026 results that included net sales of $2.652 billion, a net loss of $169 million, and a basic loss per share of $1.31. Revenue fell 4% year‑over‑year to $2.652 billion from $2.846 billion in Q1 2025, while the net loss widened from $40 million in the prior year to $169 million, underscoring a deterioration in profitability.

The company’s performance was uneven across its two operating segments. The Performance and Essential Materials (PEM) segment posted a loss from operations of $194 million, a decline from a $156 million loss in Q1 2025, and an EBITDA of $36 million. In contrast, the Housing and Infrastructure Products (HIP) segment generated $186 million of EBITDA on $993 million of sales, a positive margin that helped offset the PEM loss.

Westlake cited several headwinds that contributed to the loss. Elevated natural‑gas prices increased feed‑stock costs, while a $67 million litigation settlement and $18 million in shutdown‑related charges added $85 million of identified items to the loss. Management also noted that the Middle East conflict had disrupted global polymer supplies, creating a 10–15% supply shortfall that pressured pricing and margins.

Guidance for the remainder of 2026 was reaffirmed. Westlake reiterated its target of a $600 million EBITDA uplift through its three‑pillar profitability improvement plan. The company also revised its HIP revenue guidance to the lower end of the $4.4 billion–$4.6 billion range and tightened EBITDA margin expectations to 19%–21%. "The decisive actions we took last year to improve our profitability began to meaningfully deliver results in the first quarter of 2026," said Steve Bender, Executive VP and CFO.

The market reacted negatively, with the stock falling 11.25% in pre‑market trading. The decline was driven by the earnings miss—Westlake reported a loss per share of $1.31 versus analysts’ consensus of $0.22, a miss of 253%—and the revenue miss of 7.7% against expectations. The widening net loss, the $85 million of identified items, and the downward revision of HIP guidance further weighed on investor sentiment.

"During the first quarter, we delivered $2.7 billion in net sales and EBITDA of $235 million by supporting our customers' supply needs, managing our costs, executing our 3‑pillar profitability improvement plan and driving long-term value creation," added Jean‑Marc Gilson, President and CEO. The comments highlight Westlake’s focus on cost discipline and operational execution, even as it navigates supply‑chain disruptions and cost inflation.

The results suggest that while Westlake’s profitability improvement plan is beginning to generate incremental EBITDA, the company still faces significant cost pressures and market‑wide supply constraints that are eroding margins and widening losses. Investors will likely monitor the company’s ability to translate the planned EBITDA uplift into sustained profitability and to manage the impact of volatile feed‑stock costs on future quarters.

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