Afton Chemical

All figures are NewMarket consolidated.

Income statement

Discrepancy: the FY2025 earnings release tables show FY2024 EBITDA of 758.4, while the 2025 Annual Report reconciliation shows 756.7. Both are reported; the Annual Report figure is used above.

Margins (derived)

Revenue CAGR FY2021–FY2025: approximately 3.7% (derived).

Balance sheet

FY2023 equity is derived from the disclosed 37.4% debt-to-capitalisation ratio.

Cash flow

Ratios (derived)

Commentary. Three phases are visible. In FY2021–FY2022, sales rose sharply on price increases, but margins were compressed by raw material and logistics inflation, leaving EBITDA margin in the mid-teens. In FY2023–FY2024, pricing caught up and raw materials eased: petroleum additives cost of goods fell from 71.2% of sales to 68.0% and segment operating profit peaked at USD 592 million. FY2025 was a controlled step down. Shipments fell 4.9%, which management attributes to market softness and a deliberate exit from low-margin business; lower plant throughput raised unit costs, R&D investment rose, and one-time network optimisation charges were booked. Even so, the 20.5% segment margin remained above FY2023.

Net income fell more than pre-tax income in FY2025 because the effective tax rate rose to about 25%. Interest expense fell by nearly a third as the USD 250 million AMPAC term loan was repaid. The balance sheet absorbed two acquisitions totalling about USD 894 million in two years while holding net debt/EBITDA at or below 1.2x. The FY2021 marketable securities balance reflects temporary investment of 2021 note proceeds ahead of a 2022 refinancing.

Management guidance. None quantitative. On the Q2 2026 call management expected continued market softness and macroeconomic uncertainty in petroleum additives, with surcharges and operational actions remaining in place, and solid but quarterly-variable specialty materials results.

Consensus. Not available from verified sources.

Bull case

1. Pricing power is intact. First-half 2026 segment operating profit of USD 284.4 M exceeded the prior year on flat sales despite a cost shock.

2. Mix is improving. Shedding low-margin volume and launching new-specification products supports margins above 20% on a smaller base.

3. The parent's cash generation funds both Afton's R&D and growth elsewhere, with leverage at 1.0x and USD 428 M of buyback capacity.

Bear case

1. Three consecutive years of declining segment sales suggest structural, not cyclical, volume pressure.

2. FY2025 operating profit fell 12.1% on a 3.9% sales decline, showing high operating leverage to volume.

3. The 2026 improvement rests on surcharges that may unwind as costs normalise, while shares trade near record levels.

Catalysts and monitorables, next 12 months

Analyst verdict. Afton Chemical is a high-quality, mature franchise in a consolidated industry, and the evidence of the last five years supports that description. It moved from a mid-teens EBITDA margin at group level in FY2021 to the mid-to-high twenties by FY2024 and held most of that gain through a softer FY2025. It recovered inflation in 2022–2023 and did so again in 2026, which is the clearest available proof of its position with customers.

The weakness in the record is volume. Sales in the segment have fallen every year since FY2023, and the FY2025 result showed how quickly reduced throughput erodes profit. Management's response of pruning low-margin accounts, cutting inventory, optimising the plant network and lifting R&D is sensible, but it shrinks the business to protect returns. The lubricant-heavy mix, at about 85% of segment sales, leaves Afton more exposed to engine oil than a fuel-weighted peer, and its e-fluid and hydrogen offerings are too early to offset that in reported numbers.

For a counterparty or supplier, Afton is a financially robust, long-horizon partner with little refinancing or ownership risk. For an investor, the exposure is only available through NewMarket, where Afton now funds a deliberate diversification into aerospace and defence materials; that segment contributed about 8% of segment operating profit in FY2025 and more in 2026. The parent's willingness to deploy nearly USD 900 million outside petroleum additives in two years is itself a statement about where it sees growth. Afton should be regarded as a durable cash generator with defensible margins and limited organic volume growth, whose 2026 strength needs to be tested against the eventual removal of surcharges.