AI Investment Cycle May Extend to 2030, but Stock Price Already Meets Target, Triggering Rating Review

Overview

This report is based on minutes from a small meeting between UBS analysts and Murata Manufacturing President Norio Nakajima. The key conclusion is that the AI-driven upcycle may last longer than previously expected (extending to 2030), and the company demonstrates exceptionally high capital expenditure efficiency for high-end AI-related MLCCs. However, due to the recent sharp rise in the stock price—which has already surpassed UBS’s target price of ¥5,400—the firm has placed its rating and target price 'Under Review,' signaling that near-term valuations have fully priced in positive catalysts.

Core views

AI momentum is extending beyond prior expectations. Management noted that while the market previously assumed AI investments would peak in 2028, current indications suggest this trend could continue until around 2030. In both AI and non-AI segments, customers prioritize supply assurance over cost, resulting in sustained tightness in the supply-demand balance. Notably, the company has not raised prices on existing MLCC products, but expects significantly stronger pricing power as it transitions to new AI-related products. This pricing advantage stems from its 'black box' technological edge—including in-house production of core materials, proprietary kiln designs, and internal raw material manufacturing—with management expressing strong confidence in yield rates. Capital expenditure efficiency has markedly improved. To meet demand for high-end AI MLCCs, the company plans an additional ¥80 billion investment, which will increase overall MLCC capacity by 10–15%. According to President Nakajima, this investment is expected to generate ¥100–150 billion in incremental sales, reflecting a higher return on investment than in the past. Current investments focus on resolving bottleneck processes in high-end AI MLCC production to enable higher-value output. Existing facilities are sufficient to meet demand through FY2028 (ending March 2028), after which new factories may be required—but management believes investment costs can be passed through via pricing. The new technology roadmap is clear. With SEMCO announcing AI-related orders, silicon capacitors have drawn attention. Murata primarily supplies them for optical switch applications. While silicon capacitors offer advantages in thinness and suitability for embedded components, MLCCs remain superior in capacitance. In data centers, the company selectively uses both technologies depending on specific use cases. Additionally, embedded substrates are critical for future vertical power delivery applications. This technology has been under development for over a decade, and if reliability and cost challenges are resolved, the market opportunity could expand significantly.

Analysis framework

UBS combines top-down industry cycle assessment with bottom-up company-specific validation. First, direct discussions with management led to a revision of the macro assumption regarding the AI investment cycle duration (extended from 2028 to 2030). Second, the firm analyzed the alignment between capital expenditure plans (Capex) and expected revenue growth, calculating output efficiency per unit of capital (¥80 billion investment yielding ¥100–150 billion in sales) to validate the sustainability of earnings quality. Finally, by assessing the deviation between current market price and target price, UBS evaluated valuation safety margins, leading to the conclusion that 'fundamentals remain strong, but short-term valuation is stretched, warranting re-evaluation.'

Methodology notes

• Industry/Sector Analysis FrameworkSupply-demand framework

  Supply-Demand Balance and Pricing Power

  The report assesses supply-demand tightness by analyzing customer behavior (prioritizing supply security over price pressure) and infers shifts in pricing power across product lines (existing vs. new products).

• Company Fundamentals and Financial FrameworkFree cash flow analysis

  Capital Expenditure Efficiency Analysis

  By comparing incremental Capex (¥80 billion) with expected incremental sales (¥100–150 billion), the report evaluates improvements in return on investment—a key indicator of growth quality.

• Event-Driven and Behavioral FinanceExpectation Gap / Expectation Management

  Expectation Revision

  The report explicitly revises the prior assumption that AI investment would peak in 2028 to a new expectation of around 2030, based on management guidance. This adjustment to the long-term growth trajectory directly impacts terminal value assumptions in valuation models.

Asset mapping & comparison

Structured mapping from thesis to named assets (strengths, weaknesses, peers, risks).

• Murata Manufacturing (6981.T)

  Beneficiary: Global MLCC leader, directly benefiting from rising demand for high-end capacitors in AI servers and data centers.

  Strengths

  Holds 35% global MLCC market share; vertically integrated from ceramic powder to production equipment; 'black box' technology creates competitive moats.

  Weaknesses

  Currently trading at a high valuation, with share price far exceeding institutional target price; sensitive to downstream demand reduction caused by U.S. economic slowdown.

  Comparison

  Compared to other passive component makers, Murata has deeper technological capabilities and stronger pricing power in high-end AI MLCCs and silicon capacitors.

  Risks

  Unexpected decline in core product demand due to U.S. economic slowdown; diffusion of high-capacitance ceramic capacitor technology to Asian competitors; semiconductor advancements shifting high-frequency circuits into ICs.

Key data

• Current Share Price¥7,820As of May 27, 2026
• Target Price¥5,400Placed under review as stock price has already reached target
• Additional Capital Expenditure¥80 billionFor AI-related MLCC capacity expansion
• Expected Incremental Sales¥100–150 billionGenerated by the above ¥80 billion investment
• Capacity Increase10–15%Overall MLCC capacity
• Expected Peak of AI InvestmentAround 2030Previously expected in 2028

Impact & implications

For Murata Manufacturing, the extended AI cycle opens a longer window of high growth, and high capital efficiency suggests potential future margin expansion. However, for investors, the current share price has already significantly discounted this positive outlook (implying ~30% downside risk), leaving little near-term catalyst. The report notes that concrete announcements on new factory construction post-FY2028 or clarity on new product pricing strategies could trigger a rating reassessment. For the industry, this underscores that upstream passive component suppliers in the AI wave may benefit not only from volume growth but also from price increases enabled by technological barriers.

Risks

• Unexpected reduction in core product demand due to U.S. economic slowdown
• Sudden volatility in equity or foreign exchange markets
• Diffusion of high-capacitance ceramic capacitor technology to Asian companies
• Semiconductor advancements shifting high-frequency circuits into ICs
• Performance improvements in alternative capacitors eroding the competitive advantage of ceramic capacitors

What to watch

• New factory construction plans post-FY2028
• Execution of pricing strategies for AI-related new products
• Progress in resolving reliability and cost challenges for embedded substrates