Jusung Engineering (036930) Stock Outlook 2026: ALD Tools, HBM Capex and Cyclical Risk

Jusung Engineering (KRX 036930) is a Korean semiconductor-equipment company built around ALD (atomic layer deposition) tools, with additional exposure to display and solar deposition equipment. The central question for 2026 is straightforward: will the AI- and HBM-driven memory capex cycle pull Jusung’s tool bookings higher, or will the volatility of its display and solar businesses drag results down again? The short answer is that Jusung’s earnings are fundamentally a function of its customers’ capital-spending cycle, and how well its ALD technology defends market share within that cycle decides the direction of the stock.

Related: SK hynix (000660) stock outlook 2026 →

What exactly does Jusung Engineering sell?

Start with the business mix. Jusung’s revenue splits broadly into three streams:

• Semiconductor equipment — the core. ALD tools and high-k dielectric deposition tools for memory processes.
• Display equipment — deposition and thin-film tools for OLED and other panels.
• Solar equipment — deposition tools for solar-cell manufacturing.

ALD builds films one atomic layer at a time, delivering thickness control and uniformity that advanced semiconductor nodes require. DRAM capacitor high-k dielectrics, next-generation logic, and HBM stacking all expand the addressable ALD space. In other words, the deeper the industry pushes miniaturization, the larger the structural foundation for ALD demand — that is the long-term thesis for this company.

The precise segment revenue mix and current product lineup must be verified in DART (dart.fss.or.kr) filings and company IR. The mix shifts quarter to quarter.

Why the memory capex cycle drives the share price

The essence of an equipment stock is timing: when does the customer open its wallet? Jusung’s primary customers are understood to be memory makers such as SK hynix and Samsung Electronics. When they raise capex, tool orders explode; when they cut investment during a memory downturn, new bookings collapse.

Because of this structure, equipment stocks carry very high earnings volatility. Even with a healthy memory market, tool orders can fall with a lag if customers have already finished their build-outs. Conversely, even at a market trough, equipment bookings can revive early once investment in a node transition (for example a next-gen DRAM node or HBM4) begins.

So when analyzing Jusung, look first not at “the memory price” but at the customers’ capex guidance and node-transition roadmap. The investment plans disclosed in SK hynix’s and Samsung’s quarterly earnings calls are effectively leading indicators for Jusung.

Related: Samsung Electronics (005930) stock outlook 2026 →

Are HBM and high-k tool demand genuine tailwinds?

Rising HBM (high-bandwidth memory) investment driven by AI accelerators is broadly supportive for memory-equipment makers. HBM stacks multiple DRAM dies, stimulating demand for deposition, etch, and bonding tools. And as DRAM scaling increases high-k dielectric usage, the addressable space for ALD tools widens.

There is a caveat, though. Do not assume that the HBM/high-k theme already represents a large share of Jusung’s revenue. The actual contribution of HBM-related tools, and which customers ordered which tools, can only be confirmed through filings and IR. The theme and the realized revenue can be very different things.

Are display and solar an opportunity or a risk?

Diversification is a double-edged sword. Display and solar equipment add growth drivers in upcycles but can drag on results in downturns.

Segment	Growth driver	Key risk
Semiconductor tools	Memory capex, scaling, HBM/high-k	Sudden capex swings, global competition
Display tools	OLED investment, next-gen panels	Panel-maker capex cuts, China competition
Solar tools	Renewable-energy policy	Policy shifts, oversupply, price erosion

Solar in particular is exposed to global oversupply and falling prices, while display tracks domestic and overseas panel-maker investment cycles. Diversification can smooth results, but if all three industries slow at once, volatility can be amplified rather than dampened.

Technology moat, patents, and the global competitive field

Jusung’s edge lies in a long-accumulated ALD and deposition patent portfolio and a track record of localized tools. Being able to supply critical process equipment domestically has value for customers focused on supply-chain resilience.

It is hard to call this an absolute moat, however. The global tool market is dominated by giants such as Applied Materials, Lam Research, Tokyo Electron, and ASM International. Jusung competes and coexists with them even within ALD, so whether it holds share depends on winning technology qualifications and high-volume production references at each new node. As with any equipment maker, patent disputes and the risk of technological catch-up are ever-present.

Cyclical earnings risk: the fate of an equipment stock

Equipment names repeat a cycle of “bookings → revenue recognition → an order gap before the next wave.” A single large order can swing a quarter’s results, so quarterly earnings volatility exceeds that of a typical manufacturer.

For such stocks, you cannot infer a trend from one quarter alone. A strong quarter followed by an order gap can produce a sharp drop, while a weak quarter followed by a large booking can drive a snap rebound. That is why backlog is a more important leading indicator than quarterly revenue.

Foreign investor angle: currency and taxes

For a US-based investor, holding 036930 through a broker means reporting capital gains and dividends to the IRS, with foreign tax credits available against Korean dividend withholding. Just as important, returns carry KRW/USD currency exposure: a falling won can erase local-currency gains when converted back to dollars, and a rising won can amplify them. European or Latin American investors face their own local tax and FX considerations. Always confirm the specifics with a qualified tax advisor in your jurisdiction.

Scenario	Core assumption	What to monitor
(1) Capex-recovery bet	HBM4 / next-gen DRAM investment lifts tool bookings	Customer capex guidance, new-order disclosures
(2) Cycle diversification	Hold a volatile equipment name as a small position	Position sizing, not overreacting to one quarter
(3) Cycle avoidance	Wary of a capex peak and solar/display volatility	Slowing backlog, display/solar losses

The common premise across all three is: do not treat any number as certain. This article offers no specific price target or quarterly figure — verify everything directly in DART filings and company IR.

How to compare Jusung with peers and adjacent names

Jusung is itself a leveraged, derivative exposure to memory capex. It is therefore useful to view it alongside its memory-maker customers and other equipment and materials names.

Comparison axis	Jusung (equipment)	Memory makers (customers)
Revenue model	Order-driven, high variance	Directly exposed to memory price cycle
Cycle position	Leads/lags capex orders	Center of the cycle itself
Key risk	Order gaps, global competition	Price collapse, inventory
Upside trigger	Node transitions, capacity build	Price rebound, HBM demand

Because equipment names can be more volatile than their customers, some investors treat Jusung as a more aggressive way to express a memory-cycle view.

Key metrics to check every quarter

• New bookings and backlog — the single most important leading indicator
• Semiconductor share of revenue — core-business health vs. display/solar
• Operating margin — reflects order mix and utilization
• Customer capex guidance — IR commentary from SK hynix, Samsung, and others
• DRAM/HBM conditions — cross-check TrendForce-style data with company IR
• Solar/display P&L — whether the diversified segments are loss-making

Related reading

• SK hynix (000660) stock outlook 2026 →
• Samsung Electronics (005930) stock outlook 2026 →
• Samsung SDI (006400) stock outlook 2026 →
• Doosan Enerbility (034020) stock outlook 2026 →

This article is not investment advice and does not recommend buying or selling any security. All figures and timelines are estimates or possibilities; before making any decision, verify directly in DART (dart.fss.or.kr) filings and company IR. You alone are responsible for your investment decisions.