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Samsung Faces 18-Day Strike Threatening Up to 4% DRAM & NAND Output Loss, With 2–3 Weeks Needed to Rebound

A fresh disruption in the memory chip market could be right around the corner, with Samsung facing the possibility of an 18-day labor strike that may ripple across the global DRAM and NAND supply chain.

The situation comes at a time when DRAM and NAND production is already under pressure due to tight supply conditions. According to the latest reports, Samsung’s union workers plan to launch a general strike from May 21 through June 7 if the company does not meet compensation-related demands. The union is reportedly asking for bonuses tied to company performance, including a request equal to 15% of Samsung’s annual operating profit, a figure estimated at around $30 billion.

If the strike goes ahead as scheduled, analysts expect a noticeable hit to Samsung’s memory output. Projections suggest DRAM production could drop by roughly 3% to 4% during the disruption, while NAND output may fall around 2% to 3%. While those percentages might sound modest, the memory market is currently so constrained that even small changes in supply can have outsized effects on pricing and availability—especially for industries that rely heavily on consistent memory deliveries.

One reason the impact could linger is that chip manufacturing doesn’t instantly return to normal after a stoppage. Industry estimates indicate it could take two to three weeks to stabilize production after the strike ends. Restarting operations can involve cleanroom resets, recalibrating tools, dealing with scrapped wafers, and ramping yields back up to acceptable levels. In other words, the disruption may extend well beyond the strike dates themselves, potentially putting additional stress on the broader supply chain.

Financial estimates tied to the strike scenario are also significant. Current projections suggest the potential losses could reach 20 to 30 trillion won, which roughly translates to $13 billion to $20 billion. There are also concerns that the knock-on effects could elevate the risk of a much longer interruption depending on how operations are impacted and how quickly lines can return to stable yields.

This couldn’t come at a more sensitive time for the tech industry. Demand tied to AI infrastructure and data centers has intensified pressure on memory supply, and manufacturers have been racing to expand capacity across new and existing facilities. The problem is that building and qualifying new semiconductor capacity takes time. The industry is still working to catch up, and the gap between supply and demand remains a key driver behind ongoing pricing volatility.

If Samsung’s output tightens further, competitors such as SK Hynix and Micron could benefit by capturing orders and potentially raising DRAM and NAND prices. For everyday buyers, the most visible outcome would likely be higher costs for already pricey components—affecting everything from SSDs and PCs to servers and other hardware where memory is a major cost factor. Even if the disruption is measured in single-digit percentages, the current environment means a small supply shock can quickly translate into broader market turbulence.

For now, the market is watching closely. Whether the strike proceeds and how long recovery takes could play a major role in near-term memory pricing, availability, and the pace at which the industry can meet growing AI-driven demand.