SK Hynix +8.14% Leads HBM Memory Theme, Theme Average +2.42%, What It Signals
픽스톡AI 요약
On close 2026-09-08 the HBM memory theme showed strong relative performance with a theme average of +2.42%.
The leading stock was SK Hynix (SKHY), and weaker names like KCTech (281820) remained so breadth should be checked to assess theme-wide diffusion.
This report was generated from data that passed KOSPI reference and price outlier guards, and next trading day confirmation should start with trade volume persistence and follower expansion.
Today's closing strong theme: HBM Memory
Theme average change: +2.42%
Leading strong stock: SK Hynix (SKHY) +8.14%
Weak stock within theme: KCTech (281820) -3.58%
How to read why HBM memory was strong today
HBM memory, High Bandwidth Memory, offers very high bandwidth and low power and sees surging demand from graphics, AI accelerators, and HPC.
The theme covers HBM packaging, test, inspection, design support, equipment, and system semiconductors that integrate HBM.
The HBM memory theme recorded a theme average of +2.42% today.
To tell if this is a single-stock move or broad theme rally, compare the leader and the laggards for dispersion.
Stock moves
| Stock | Market | Change | Checkpoint |
|---|---|---|---|
| SK Hynix (SKHY) | NASDAQ | +8.14% | Develops and supplies HBM and high-performance memory for AI. |
| KLA (KLAC) | NASDAQ | +7.32% | Global leader in wafer inspection and metrology, providing inspection solutions for HBM processes. |
| Hanmi Semiconductor (008930) | KOSPI | +6.46% | Supplies packaging and test equipment, covering HBM packaging and double-stack TSV process equipment. |
| Micron Technology (MU) | NASDAQ | +6.10% | Memory manufacturer involved in HBM product development and part of the global HBM supply chain. |
| Teradyne (TER) | NASDAQ | +5.45% | Supplies semiconductor test and automation equipment directly tied to HBM module and package test demand. |
| Lam Research (LRCX) | NASDAQ | +5.12% | Provides etch and ALD equipment for memory and logic processes that contribute to HBM manufacturing. |
Next trading day checklist
- Confirm whether today’s strength accompanied higher trading volume.
- Separate names that held gains into the close from those with long upper wicks.
- Check whether related US-listed ETFs and peer stocks continue the move.
- Within the same theme, find still-underperformed names while distinguishing simple low-price rotation from structural momentum.
Dive deeper
- Today's market close briefing: PickStock Insights
- Expand the theme yourself: Mindmap
Published 2026-09-08 16:40 KST. Data sources: PickStock theme DB, Yahoo Finance price cache. This report is auto-generated after price outlier and index reference checks and is for informational purposes, not investment advice.
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종목명을 입력하면 재무, 뉴스, 시장 데이터를 정보 제공용 점검 리포트로 정리합니다.
관심 테마로 저장하면 마이페이지에서 다시 볼 수 있고, 강한 움직임이 생길 때 주간 테마 시그널과 연결해 확인할 수 있습니다.
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