High-bandwidth memory (HBM) is a type of high-speed memory used in AI applications and high-performance computing.

Were other companies affected by this news?

Yes, shares of companies like NVIDIA and AMD also declined, but by smaller percentages.

How was Lattice Semiconductor's stock performing before this drop?

Before the drop, the stock had declined about 5% in the previous two weeks.

Lattice Semiconductor Shares Drop 7.8% on HBM Expansion Slowdown Report

Shares of Lattice Semiconductor (LSCC) dropped 7.8% in afternoon trading following a report that South Korea's SK Hynix is slowing its high-bandwidth memory (HBM) expansion, raising concerns in the AI-chip complex.

June 24, 2026

2 min read

Source: StockStory

Key Numbers

decline percentage

7.8%

Shares of Lattice Semiconductor (NASDAQ:LSCC) fell 7.8% in afternoon trading after a report that South Korea's SK Hynix is slowing its high-bandwidth memory (HBM) expansion rattled the AI-chip complex.

Potential Causes

According to the report, SK Hynix, a major supplier of HBM chips used in AI applications, is scaling back its expansion plans. This decision may signal a slowdown in demand for AI chips, negatively impacting semiconductor companies tied to the sector, including Lattice Semiconductor.

Context

Prior to this decline, Lattice Semiconductor's stock had shown mixed performance over the past month, dropping about 5% in the last two weeks. This decline comes amid ongoing uncertainty in the global semiconductor industry.

Similar Moves in the Sector

Losses were not limited to Lattice Semiconductor; other companies in the sector such as NVIDIA (NVDA) and AMD (AMD) also declined, albeit by smaller percentages. This reflects the close correlation among companies in the AI chip space.

Frequently Asked Questions

The stock fell 7.8% after reports that SK Hynix is slowing its HBM expansion, raising concerns in the AI-chip sector.

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This article was rewritten in Wrqti's editorial style based on information from the original source above. Content is informational only — not investment advice.