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MKS Inc. supplies technologies that equipment makers and manufacturers use to control production processes. In chipmaking, its products control vacuum conditions, deliver gases and power, and support steps such as etching, deposition and inspection. For printed circuit boards and chip packaging, it sells lasers that drill tiny holes, along with chemicals and equipment used to plate and finish surfaces. It also supplies industrial applications such as coatings and surface finishing.
Product sales provide most revenue; maintenance, repairs, spare parts, installation and training bring additional income. Semiconductor customers form its largest market, while electronics and packaging and specialty industrial customers together provide the rest. It serves thousands of customers without relying on one dominant buyer, although its largest customers collectively supply a substantial share of revenue. Most sales go to customers outside the United States, with significant business in Asia.
Demand depends heavily on manufacturers’ spending on production equipment and on customers choosing MKS products for their equipment and processes. U.S. export controls restrict some sales to China, both directly and through equipment makers. Its chemicals business also requires regulatory approvals, and substance restrictions can require reformulation or withdrawal of products.
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MKS also depends on photonics and precision-manufacturing demand, making Coherent—a named laser and photonics competitor missing from this list—worth watching.
Advanced Energy competes with MKS to supply semiconductor equipment makers with controlled electrical power, plasma and reactive-gas products, and sensing technologies. Watch its semiconductor-equipment sales for demand in the precision power products that overlap with MKS’s vacuum business.
Element Solutions competes with MKS to sell manufacturers specialty chemicals for making electronics and finishing industrial surfaces. Its Electronics sales are the closer read on MKS’s PCB and packaging chemistry demand, while its surface-finishing business speaks to the industrial side.
Lam Research buys MKS vacuum and process-control subsystems to build etch and deposition equipment sold to chipmakers. Demand for those machines is therefore a customer-side signal for MKS’s subsystems.
Applied Materials’ equipment orders connect to MKS demand because it buys MKS process subsystems for the chipmaking equipment it sells. Watch orders for its semiconductor manufacturing systems rather than treating all of its business as equally relevant to MKS.
Qnity Electronics competes with MKS for chemistry sales to electronics and packaging manufacturers. Its Interconnect Solutions business, which sells advanced-packaging and other electronics materials, is the part to watch for demand alongside MKS’s packaging chemistries.
Ichor Holdings and MKS both sell semiconductor equipment makers systems that deliver gases and control their flow. Lam Research and Applied Materials accounted for 76% of Ichor’s total sales in fiscal 2025, making demand from those customers especially important when reading its results alongside MKS’s.
Ultra Clean and MKS both depend on semiconductor equipment makers buying gas-delivery and other process subsystems. Ultra Clean’s Products sales are the closer comparison for MKS than its parts-cleaning and recoating services.
Entegris shares MKS’s exposure to semiconductor manufacturing demand: it sells chipmakers materials and products that keep chemicals and gases pure, while MKS sells process-control subsystems and electronics chemistries. Watch Entegris’s deposition materials and etch and cleaning chemistry sales for the production side of that demand.
KLA and MKS serve the same chip and PCB manufacturing markets, with KLA selling process-control and inspection equipment and MKS supplying subsystems and processing technologies. KLA’s PCB and Component Inspection business is a useful counterpart to watch alongside MKS’s PCB drilling and chemistry demand.
ASML and MKS share exposure to chipmakers’ equipment spending: ASML sells systems that print patterns on silicon, while MKS supplies enabling subsystems for lithography and other wafer processes. ASML’s lithography demand is worth watching, but MKS’s photonics sales into lithography, metrology and inspection fell in 2025 even as its semiconductor product revenue rose.
IPG Photonics competes with MKS to sell lasers for industrial and precision manufacturing. Materials processing generated 85.7% of IPG’s net sales in 2025, making that revenue line the clearest read on the industrial laser demand the two share.
SCHMID Group competes with MKS to sell PCB and substrate manufacturers equipment that plates their products. Its electronics machinery sales are the relevant watchpoint for MKS’s plating-equipment business, rather than its photovoltaic or special-glass equipment.
Onto Innovation and MKS share demand from manufacturers investing in measuring, inspecting and patterning chips and packages: Onto sells the systems, while MKS supplies photonics and other enabling technologies for those steps. Watch Onto’s advanced-packaging customers and wafer- and panel-substrate lithography systems for that part of MKS’s manufacturing exposure.
Veeco and MKS face the same investment cycle in semiconductor processing: Veeco sells manufacturers deposition and other process systems, while MKS supplies vacuum and photonics technologies used in those processes. Veeco’s logic, memory and advanced-packaging equipment demand is the closer signal for MKS than its hard-disk-drive business.
Kulicke & Soffa shares MKS’s exposure to electronics and packaging investment, selling chipmakers and assembly providers equipment to assemble devices while MKS sells interconnect chemistries, plating equipment and laser systems. Watch assembly-equipment demand from outsourced assembly and test providers for the customer spending behind that overlap.
Lam Research Corp earningsLRCX
Lam Research's report will show chipmakers' demand for etch and deposition tools built with MKS subsystems.
Watch Lam Research's etch and deposition tool sales or orders. Growth would signal stronger chipmaker demand and could lead Lam to buy more MKS subsystems; weakness would show pressure along this customer-demand channel.
Element Solutions Inc. earningsESI
Element Solutions' Electronics sales will show demand for specialty chemicals from electronics and packaging makers, a market MKS also serves.
Watch Element Solutions' Electronics sales, and whether its surface-finishing business moves the same way. Stronger Electronics sales would point to firmer packaging-chemistry demand, a positive read for MKS's related business; weakness would point to pressure. Surface-finishing growth or decline would likewise signal improving or weakening demand among MKS's industrial customers.
Fed Interest Rate Decision
MKS sells vacuum, photonics and materials products to manufacturers, while its variable-rate term loans mean Fed rate decisions can change the interest it pays and the cash left for operations.
Expected4.0%Last release4.0%
If it comes in above expectations
If rates rise more than expected, interest on MKS’s variable-rate loans may increase, leaving less cash for its manufacturing operations and investment.
If it comes in below expectations
If rates rise less than expected or fall more than expected, interest on MKS’s variable-rate loans may be lower, leaving more cash for its manufacturing operations and investment.
MKS Inc. earningsThis company
MKS sells equipment and technology to semiconductor and electronics customers and earns service revenue; its report will show whether demand can offset tariff and product-mix pressure on margins.
Read revenue across semiconductor, electronics and packaging, and specialty-industrial markets alongside product gross margin. Growth with a steady margin would show MKS is turning demand into shipments without further margin loss; weaker revenue or another margin decline would point to slowing customer purchases or continued pressure from tariffs and product mix.
Industrial Production MoM (Oct)
MKS sells vacuum, photonics and materials equipment and process-control products to manufacturers, so factory output and use of production capacity can affect customer orders and the sales that fund its business.
Stronger factory, mine and utility output suggests firmer industrial demand, which may support manufacturers’ spending on MKS products; weaker output suggests softer demand and may restrain that spending and MKS sales.
