MXL · CIK 0001288469
What MaxLinear, Inc. told the SEC could break it.
As a fabless chip designer, MaxLinear's entire physical supply chain is concentrated in geopolitically sensitive Asia: much of its wafer supply comes from Taiwan, Singapore, China and South Korea, and substantially all of its products are packaged and final-tested across those same countries and Malaysia — leaving it with no near-term alternative if a China–Taiwan conflict or disaster disrupts the region. It operates a fully outsourced model with sole-sourcing for many products (a large portion made by TSMC and UMC), so a capacity, quality or qualification problem at one foundry could halt supply of the affected chips. And with 82% of revenue shipped to Asia (49% to Hong Kong), U.S.–China export controls — which already cover some of its products — and escalating tariffs could restrict its ability to sell into or source from China.
3 self-disclosed vulnerabilities, pulled from its own filings, each in the company’s words, with the source. This is the risk register almost nobody reads.
In its own words
What could break it.
Geographic concentration
- Supply chain concentrated in Taiwan/Asia — wafer supply from Taiwan, Singapore, China, South Korea; substantially all packaging/final test in Taiwan, Singapore, China, South Korea, Malaysiamedium
As a fabless chip designer, MaxLinear's entire physical supply chain is concentrated in Asia: a significant portion of wafer supply comes from Taiwan, Singapore, China and South Korea, and substantially all of its products undergo packaging and final testing in Taiwan, Singapore, China, South Korea and Malaysia. This concentrates production in the world's most geopolitically sensitive semiconductor region — a China–Taiwan conflict, natural disaster, or public-health/safety disruption in Taiwan (its primary foundry base, via TSMC/UMC) could halt wafer supply or assembly/test with no near-term domestic alternative. A high Taiwan/Asia supply-chain geographic concentration.
“In addition to a significant portion of our wafer supply coming from Taiwan, Singapore, China and South Korea, substantially all of our products undergo packaging and final testing in Taiwan, Singapore, China, South Korea, and Malaysia.”
Regulatory & policy
- U.S.–China semiconductor export controls (BIS Entity List, advanced-chip restrictions; some MXL products confirmed subject) plus escalating U.S.–China tariffsmedium
MaxLinear is exposed to U.S.–China technology export controls: since October 2022 the U.S. has restricted exports of certain advanced semiconductor products and technology to China and specific Chinese entities, and MaxLinear has confirmed that some of its products are subject to these new controls. With 82% of revenue shipped to Asia (49% to Hong Kong), expanding BIS Entity List additions, advanced-node export licensing requirements, and escalating U.S.–China tariffs could restrict its ability to sell into or source from China, requiring U.S. government authorizations and pressuring demand and costs. A distinctive semiconductor export-control/trade-policy exposure.
“Since October 2022, the United States government has taken steps to restrict the export of certain advanced semiconductor products and technology to the People's Republic of China and/or certain companies located in China due to national security and human rights concerns.”
Sole-source dependency
- Outsourced foundry model with sole-sourcing for many components/products — large portion manufactured by TSMC and UMCmedium
MaxLinear operates a fully outsourced manufacturing model and relies on third-party foundry wafer fabrication, including sole-sourcing for many components or products (a given chip is qualified at a single foundry/process and cannot be quickly second-sourced). A large portion of its products are manufactured by TSMC and UMC in Taiwan, Singapore and China. A production problem, capacity allocation away from MaxLinear, quality issue, or qualification delay at a sole-source foundry could prevent it from supplying affected products. This complements the named TSMC/UMC/Intel supplier edges by capturing the single-source-per-product nature of the dependence.
“we rely on third-party foundry wafer fabrication, including sole sourcing for many components or products.”
SEC filing →As of 2026
The hidden graph
Who it depends on, and who depends on it.
Relationships surfaced from filings, including ones disclosed by the other side, which is how the non-obvious ones come to light.
Its suppliers
Taiwan Semiconductor Manufacturing Corporation (TSMC)
“Our key foundry partners include Taiwan Semiconductor Manufacturing Corporation, or TSMC, in Taiwan, and United Microelectronics Corporation, or UMC, in Taiwan and Singapore.”
Cited →“Additionally, certain products are supplied to us by Intel Corporation, or Intel, on a turnkey basis.”
Cited →United Microelectronics Corporation (UMC)
“Our key foundry partners include Taiwan Semiconductor Manufacturing Corporation, or TSMC, in Taiwan, and United Microelectronics Corporation, or UMC, in Taiwan and Singapore.”
Cited →
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