MaxLinear, Inc. (MXL) | The Buildout — AI Infrastructure
The Verdict
MaxLinear designs fabless communications systems-on-chip. Its most important AI-infrastructure role is supplying the PAM4 DSP and companion optical interconnect silicon that moves data between AI accelerators in data centers. The company now describes itself as infrastructure-focused, with optical data-center products at the center of its strategy.
| Market Cap | — |
| Revenue (TTM) | $569M |
| Revenue Growth | +50.5% |
| EBITDA Margin (TTM) | -5.2% |
| Net Debt | $75M |
| Earnings Beats | 4 of 7 |
| P/E (TTM) | — |
| EV/EBITDA (TTM) | — |
What We Like
- Infrastructure became the largest revenue category in Q1 2026 and stayed there in Q2 2026, reaching roughly $85M, up 145% year over year.
- FY2026 optical data-center revenue guidance was raised twice to $210M–$230M; management says all of it is Keystone-driven.
- Q2 2026 revenue was $168.8M, up 55% year over year.
- GAAP EPS returned to positive at $0.02 in Q2 2026, with non-GAAP EPS of $0.35.
- Long-term targets were reaffirmed at 65% gross margin and 30–35% operating margin.
What We’re Watching
- The 2026 optical ramp is concentrated: the entire $210M–$230M target is Keystone-driven, mostly 800G today.
- Supply is tight and structurally risky: no long-term contracts with TSMC and UMC, and Vendor A was 50% of Q1 2026 inventory purchases.
- Management expects customer concentration to rise, even though no 10% customer existed in Q2 2026.
- A June 1, 2026 8-K disclosed an auditor change; the full text was not supplied.
The operational thesis is strengthening: revenue growth accelerated, infrastructure became the largest segment, optical guidance was raised twice, and GAAP profitability returned. The risk side is that the ramp is heavily concentrated in Keystone and gated by foundry and OSAT supply. The key open question is whether 2026 Keystone momentum converts into 2027 Rushmore, Washington, and Annapurna revenue without a supply break.
Earnings Beat
MaxLinear's Q2 2026 revenue was $168.8M, up 23% sequentially and 55% year over year. GAAP gross margin was 57.8%, non-GAAP gross margin was 59.5%, and GAAP EPS returned to positive at $0.02, with non-GAAP EPS of $0.35.
| Metric | Q2 FY2026 | Q1 FY2026 | Q2 FY2025 | YoY |
|---|---|---|---|---|
| Revenue | $169M | $137M | $109M | +55.1% |
| Gross margin | 57.8% | 57.5% | 56.0% | +180bps |
| EBITDA | $3M | −$8M | −$8M | −138.5% |
| EPS | $0.02 | $-0.51 | $-0.31 | −106.6% |
| Infrastructure revenue | ~$85M | ~$63M | n/a | +145% y/y |
| Non-GAAP operating margin | 22% | 16% | n/a | — |
With the improvement in profitability in the quarter, we also returned to positive GAAP EPS of $0.02.— CEO, 2026-07-23
Management tone: Management moved from cautious early-ramp language to explicit multiyear-growth language between Q1 and Q2. The CFO remained cautious on near-term gross margin, citing wafer, packaging, and test cost inflation.
Management Guidance
For Q3 2026, management guided revenue to $210M–$220M, with all four segments expected to grow sequentially and 'particular strength in infrastructure driven by data center optical interconnects.' Guided Q3 GAAP gross margin is 57%–60%, non-GAAP gross margin is 58.5%–61.5% (60% midpoint), and non-GAAP operating expenses are $66M–$71M. FY2026 optical data-center revenue remained guided at the twice-raised target.
Trajectory
Revenue stepped from $137.2M in Q1 2026 to $168.8M in Q2 2026, and management guided Q3 to another sequential step-up, with all four segments expected to grow sequentially. The driver is the infrastructure mix: the Keystone 800G optical ramp plus the first quarter of the broadband reversal. Margins are expanding as infrastructure grows, while cash conversion remains modest because wafer prepayments continue.
The Model
No projection published for this company. No model projection is available for this company.
The model publishes revenue and EBITDA projections only where the evidence supports them. Where it does not, nothing is shown rather than an estimate.
Looking Ahead
MaxLinear enters the next 12 months with a steep near-term ramp: Q3 revenue is guided to another sequential step-up, and FY2026 optical data-center revenue is guided to the twice-raised target. The forward story then shifts to 2027, when Rushmore, Washington, Annapurna, and XGS-PON are expected to begin revenue contributions, while Panther is expected to roughly double in 2026 and potentially nearly double again in 2027.
- Q3 2026Q3 results vs $210M–$220M guide — Tests sequential step-up and 60% non-GAAP gross margin midpoint.
- FY2026Optical revenue tracks to $210M–$230M — Watch whether Keystone-led optical ramp hits the twice-raised full-year target.
- FY2026Panther revenue roughly doubles — Reaffirmed target; watch for evidence in reported results.
- 2027Rushmore 1.6T initial revenue — Management sees 1–2 ramp opportunities in second-half 2027.
- 2027Washington and Annapurna initial revenue — Meaningful volume ramp expected in 2028.
- 2027XGS-PON hyperscaler production ramp — Qualification complete; production ramp expected in 2027 and beyond.
Financials
Annual Summary
| Metric | FY2024 | FY2025 | TTM | YoY |
|---|---|---|---|---|
| Revenue | $361M | $468M | $569M | +29.7% |
| Gross Margin | 53.4% | 56.4% | 57.4% | +302bps |
| EBITDA | −$122M | −$62M | $474M | +49.5% |
| EBITDA Margin | -34.0% | -13.2% | -5.2% | +2,073bps |
| Net Income | −$245M | −$137M | −$104M | +44.2% |
| Free Cash Flow | −$63M | $7M | $761M | — |
| Net Cash | — | — | — | — |
Key Ratios (Trailing)
- P/E TTM—
- EV/EBITDA TTM—
- EV/Revenue TTM—
- Price/FCF TTM—
- Gross Margin (TTM)57.4%
- EBITDA Margin (TTM)-5.2%
- Net Margin (TTM)-18.2%
- ROIC-9.3%
- SBC / Revenue11.8%
The Company
MaxLinear designs fabless communications systems-on-chip that integrate RF, analog, mixed-signal, DSP, security, compression, networking, and power-management functions. Its most important AI-infrastructure role is optical data-center interconnect silicon: the Keystone 5nm PAM4 DSP family for 400G and 800G optical transceivers, with next-generation Rushmore 1.6T, Washington 200G/lane TIA, and Annapurna retimer/AEC products planned from 2027.
Manufacturing is outsourced primarily to TSMC and UMC, with Intel as a turnkey supplier and assembly/test handled by ASE, Greatek, SIGURD, and Silicon Precision. The company has no long-term supply contracts with most vendors, and its disclosed facilities include Carlsbad, Irvine, Shenzhen, Shanghai, and Petah Tikva.
Business Segments
Competitive Landscape
The 10-K lists Broadcom, Realtek, Marvell, MACOM, Texas Instruments, Renesas, and Microchip as competitors. In optical PAM4 DSPs, management's own framing is more focused: 'there are only 3 players right now, and we are one of them,' and Keystone is described as the only 5-nanometer SoC shipping in volume for 100G-per-lane speeds.
- BroadcomNamed in 10-K competitor list; not individually discussed in the supplied source.
- MarvellNamed in 10-K competitor list; not individually discussed in the supplied source.
- MACOMNamed in 10-K competitor list; not individually discussed in the supplied source.
- Texas InstrumentsNamed in 10-K competitor list; not individually discussed in the supplied source.
- Named in the intel file as an inferred PAM4 DSP/retimer competitor; not directly confirmed in supplied SEC documents.
Supply Chain
MaxLinear is a fabless chip designer that buys foundry, turnkey, and assembly/test capacity and sells to data-center, broadband, and industrial customers. The supplied neighbor read-through did not show any counterparty mentioning MaxLinear by name.
More on MXL: Earnings recap