Arq Reports Second Quarter 2026 Results
Arq, Inc. (ARQ) filed an SEC Form 8-K — Results of Operations and Financial Condition. Exhibit 99.1 Arq Reports Second Quarter 2026 Results Generated revenue of approximately $30 million, up 5% Reported Adjusted EBITDA (1) of approximately $5.8 million, up 59% on prior year period 9 th consecutive quarter of positive Adjusted EBITDA, driven by foundational PAC busi
How this was made
The 30-second read
Why it matters
Traders can update valuation and positioning based on the quarter’s profitability improvement, gross margin expansion, and the reaffirmed full-year revenue and Adjusted EBITDA range.
Market read
Fresh quarterly financials plus explicit guidance reaffirmation typically drive near-term repricing for small-cap industrials, especially when profitability metrics improve materially.
What to watch
Large restricted cash balance and the reliance on non-GAAP Adjusted EBITDA could mask underlying cash flow volatility; severance and recruiting costs also rose year over year.
Background
This SEC 8-K includes Arq’s Q2 2026 results (Item 2.02) and an attached earnings release (Exhibit 99.1).
Ticker impact
Arq reported Q2 2026 revenue of $29.9M, Adjusted EBITDA of $5.8M, and reaffirmed 2026 guidance of $120-125M revenue and $17-20M Adjusted EBITDA.
Likely positive bias for ARQ shares on guidance confidence, with follow-through dependent on continued PAC margin and PFAS/PAC commercialization progress.
The filing provides fresh quarterly datapoints (revenue, gross margin, net loss, Adjusted EBITDA) plus explicit reaffirmed full-year targets, which are actionable for traders repricing the earnings power outlook.
Market effects
Reinforces demand and margin durability for activated carbon/PAC used in water purification and PFAS mitigation, a niche environmental services/materials theme.
No clear regional spillover beyond US-listed small-cap industrial/environmental materials sentiment.
Limited global relevance; story is company-specific with PFAS-related commercialization optionality.
Counterpoint
Despite strong Adjusted EBITDA, the company still reported a net loss and carries execution risk around GAC expansion, PFAS for PAC scaling, and monetizing the Corbin Facility.
Key entities
- issuerArq, Inc.
Producer of activated carbon and related environmentally efficient carbon products; reported Q2 2026 results and reaffirmed 2026 guidance.
- executiveBob Rasmus
CEO quoted on PAC earnings power, turnaround completion, and PFAS-related PAC strategy progress.
- executiveShimon Steinmetz
Appointed CFO in May 2026, started July 2026.
