Aspen Aerogels (ASPN) Earnings Date & Reports

Key Takeaways

• Aspen Aerogels reported third quarter 2026 revenue of $85.18 million, up 17% year over year and 71% sequentially, topping the high end of its $65 million–$80 million guidance range.
• Adjusted EBITDA (earnings before interest, taxes, depreciation, and amortization) reached $19.8 million, well above the $7 million–$15 million outlook and more than double the level generated on similar revenue in late 2023.
• GAAP (Generally Accepted Accounting Principles) net loss was $10.42 million, or $0.13 per share, versus a $6.33 million loss a year earlier, reflecting $15.1 million of East Providence incident-related costs.
• Adjusted earnings of $0.11 per share beat the consensus estimate for a $0.09 loss, while revenue exceeded the $72.28 million consensus.
• Fourth quarter 2026 guidance of $60 million–$75 million in revenue and $5 million–$13 million in adjusted EBITDA represents a sequential step-down driven by lumpy subsea project timing.
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Earnings Context and Why It Matters

Aspen Aerogels, a maker of aerogel insulation and thermal-barrier materials for the energy industrial and electric vehicle (EV) markets, entered this report following a turbulent stretch. An April 2026 explosion at its East Providence, Rhode Island facility disrupted production, and the first half of 2026 was marked by softer revenue and compressed margins. This quarter mattered because it offered a first clear test of whether the company's restructured, capital-light operating model could convert higher volumes into meaningful profitability. The results showed dramatic operating leverage, even as one-time incident costs continued to weigh on reported earnings.

Reported Results

For the third quarter ended September 30, 2026, Aspen Aerogels reported revenue of $85.18 million, up from $73.02 million a year ago and ahead of both the $72.28 million consensus estimate and the company's own $65 million–$80 million guidance range. Energy industrial revenue reached $39.9 million, while thermal barrier revenue totaled $45.3 million, including $4.9 million of deferred revenue recognized from a General Motors settlement.

On a GAAP basis, the company posted a net loss of $10.42 million, or $0.13 per share, compared with a loss of $6.33 million, or $0.08 per share, a year earlier. The gap was driven by roughly $15.1 million in East Providence incident-related charges and a $4.6 million write-down of property, plant, and equipment. Excluding these items, adjusted earnings came in at $0.11 per share, sharply ahead of the consensus forecast for a $0.09 loss.

Adjusted EBITDA reached $19.8 million, above the company's $7 million–$15 million outlook. Adjusted gross margin improved to 41%, versus 17% in the second quarter, while GAAP gross margin rose to 24%. Management also issued fourth quarter guidance of $60 million–$75 million in revenue and $5 million–$13 million in adjusted EBITDA, and reaffirmed a full-year 2026 outlook of $233 million–$248 million in revenue.

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Market Reaction and Investor Sentiment

The market responded favorably to the top-line beat and the demonstration of operating leverage. Adjusted earnings of $0.11 per share versus a consensus forecast of a $0.09 loss, combined with revenue 17.8% above estimates, signaled that the company's cost restructuring is translating into profitability at higher volumes. Investors also noted the diversification underway, including record European thermal barrier revenue of $8 million, initial battery energy storage revenue, and a first data center infrastructure order. Still, the reaction was tempered by a conservative fourth quarter guide that implies a sequential revenue decline as subsea project revenue rolls off, and by lingering incident costs that continue to pressure reported margins and cash flow.

Forward Outlook and Key Factors to Monitor

Looking ahead, investors should watch how Aspen Aerogels manages the step-down implied by its fourth quarter guidance. The company guided to $60 million–$75 million in revenue, below the third quarter's level, largely because subsea project revenue is lumpy and General Motors production assumptions remain conservative. Whether the company can hold its adjusted gross margin near the 40% range at lower volumes will be a key test of the durability of its improved cost structure.

The East Providence facility restart is another important catalyst. Management expects to complete its staged restoration in the first half of 2027, and the pace of insurance reimbursements—roughly $20 million in claims remained outstanding—will influence near-term cash flow.

Finally, diversification progress bears watching. European thermal barrier revenue is targeted to roughly double to $50 million–$60 million in 2027, and early traction in battery energy storage and data center infrastructure could open new demand channels. Balancing these growth signals against incident-related costs and conservative near-term guidance will shape investor sentiment in the quarters ahead.

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