The supply-demand landscape for multilayer ceramic capacitors (MLCCs) is undergoing a fundamental shift. Tracking data from UBS Evidence Lab, the research arm of UBS, covering more than 100 distributors globally shows that as of August 9, global MLCC distributor inventory levels fell another 8% from four weeks earlier, marking a fresh record low. Over the same period, inventory value bucked the trend with a 10% increase, while the unit price index rose 7% — making the divergence between volume and price increasingly stark.

This is not a short-term fluctuation. As of the end of July, inventory volume was down 22% year-over-year, inventory value was up 6%, and the unit price index was up 13%. The distributor-channel unit price index is now approaching its highest level since January 2023, signaling that the price recovery cycle is accelerating.

UBS expects the supply-demand tightening to originate from AI-related demand and distributor channels before spreading to the broader market. This assessment provides a clear catalyst for MLCC-related stocks, prompting UBS to maintain Buy ratings on South Korea’s Samsung Electro-Mechanics, Japan’s Murata Manufacturing, and Japan’s TDK, while keeping a Neutral rating on Japan’s Taiyo Yuden.

Diverging Volume-Price Trends Across Manufacturers

Looking at data from major manufacturers as of August 9 versus four weeks earlier, inventory volumes declined broadly: Murata Manufacturing fell 8%, Samsung Electro-Mechanics dropped 20%, Taiwan’s Yageo slipped 1%, TDK declined 7%, while Taiyo Yuden was flat.

Inventory value trends, however, showed clear divergence. Murata Manufacturing rose 8%, Yageo climbed 13%, TDK edged up 3%, Taiyo Yuden surged 32%, while Samsung Electro-Mechanics actually declined 4%. This reflects differences in product mix and pricing strategies across manufacturers. Taiyo Yuden’s sharp inventory value increase suggests its unit price gains far outweighed the decline in shipment volumes.

On the unit price index front, all manufacturers posted gains: Murata Manufacturing rose 6%, Samsung Electro-Mechanics climbed 14%, Yageo advanced 7%, TDK increased 8%, and Taiyo Yuden gained 13%. Samsung Electro-Mechanics led with a 14% increase, which dovetails with its 20% inventory volume decline — underscoring the company’s standout pricing power in an environment of shrinking volumes and rising prices.

The table below shows volume and price changes for major MLCC manufacturers as of August 9 versus four weeks earlier:

ManufacturerInventory Volume ChangeInventory Value ChangeUnit Price Index ChangeMurata Manufacturing-8%+8%+6%Samsung Electro-Mechanics-20%-4%+14%Yageo-1%+13%+7%TDK-7%+3%+8%Taiyo YudenFlat+32%+13%

Note: Figures represent changes as of August 9 versus four weeks earlier (July 11), sourced from UBS Evidence Lab’s tracking of more than 100 distributors globally.

Inventory Positioning Relative to the Previous Cycle Trough

Comparing current data against the previous inventory cycle trough offers a clearer picture of the depth of this supply-demand tightening. Inventory volume indices for Murata Manufacturing, Samsung Electro-Mechanics, TDK, and Yageo are all at or below their prior trough levels. Taiyo Yuden, by contrast, sits roughly 15% above its recent bottom — the highest inventory positioning among the five manufacturers.

The comparison on inventory value indices is even more striking. Relative to the previous cycle trough, Murata Manufacturing is up 19%, Samsung Electro-Mechanics up 29%, Yageo up 45%, TDK up 3%, and Taiyo Yuden up 81%. The outsized gains in inventory value indices for Yageo and Taiyo Yuden reflect the substantial support that price increases have provided to inventory valuations, particularly in the absence of meaningful shipment volume growth.

Supply-Demand Fundamentals Support Continued Price Increases

Two major Japanese MLCC manufacturers explicitly noted in their April–June quarterly reports that distributor demand is showing signs of overheating, and indicated they may implement price hikes to correct the supply-demand imbalance. UBS points out that while some distributor demand may include pull-forward ordering, the rapid and substantial decline in distributor inventory levels is an objective fact.

Combining the April–June book-to-bill ratios of major MLCC manufacturers — Murata Manufacturing at 1.47 and Taiyo Yuden at 1.72 — with July–September capacity utilization guidance (95% for both companies), along with upward revisions to AI-related sales guidance, UBS sees a clear transmission path for supply-demand tightening: it will first manifest in AI-related and distributor channels, then propagate to the broader market. A book-to-bill ratio above 1 indicates demand continues to outstrip supply, while 95% capacity utilization implies limited room for near-term production increases — providing solid fundamental support for further price appreciation.

Valuations and Investment Ratings

UBS’s ratings and target prices for major MLCC names are as follows: Samsung Electro-Mechanics maintains a Buy rating with a target price of ₩2.5 million (approximately $1,800); Murata Manufacturing maintains a Buy rating with a target price of ¥13,200 (approximately $83); TDK maintains a Buy rating with a target price of ¥4,950 (approximately $31); Taiyo Yuden maintains a Neutral rating with a target price of ¥17,700 (approximately $110).

On valuation, these names trade at 2026 estimated price-to-earnings ratios ranging from 15.7x to 65.5x. Samsung Electro-Mechanics carries the most significant valuation premium, reflecting market expectations for its leadership in AI servers and high-end MLCCs. TDK trades at a relatively modest valuation, with a 2026 estimated P/E of 21.5x. UBS believes that with the price upcycle underway and supply-demand continuing to tighten, manufacturers with a higher mix of premium products will be the first beneficiaries.

For investors, the MLCC industry is at a critical juncture in its inventory cycle reversal. The sustained decline in distributor inventory levels, combined with simultaneous unit price increases, indicates that end-market demand — particularly in AI servers, data centers, and high-end consumer electronics — is meaningfully absorbing supply chain inventory. If this trend persists, MLCC manufacturers’ gross margins and revenue growth momentum could strengthen further in the second half of the year.