Semiconductor Materials +12.15%, COHR +44.22%, Watch for Spread to Followers
PickStock AI Summary
- The pre-market focus today is semiconductor materials. The 5-day theme strength is +12.15%, ranking 6th out of 100 themes.
- The key is whether Coherent (COHR) leadership spreads to laggards after the open.
- This note is not a buy signal. It is a checklist at 08:40 to narrow focus, and should be reconfirmed with intra-day news and flows.
TL;DR
- Pre-market theme to watch: Semiconductor Materials
- 5-day theme average change: +12.15%, 6th of 100 themes
- Recent leading stock: Coherent (COHR) +44.22%
Why watch semiconductor materials before the open
The semiconductor materials theme comprises companies supplying thin films, photoresists, chemicals, gases, substrates, and packaging materials used across semiconductor manufacturing. These firms support key steps from wafer fabrication to packaging, and demand rises with process scaling and higher performance requirements.
08:40 is a good pre-order time to narrow themes. This note is not a buy signal, but a checklist for which news and flows to check during the session.
Intra-day checks for today
- Maintenance of prior strength: Confirm whether semiconductor materials names remain stronger than the theme average after the open.
- Gap between leader and followers: Check whether gains are limited to the leading names or spread to second- and third-tier stocks.
- News accompanied by volume: Movements with trading volume matter more than simple gap-ups.
Related stocks to monitor
| Stock | Market | Recent Change | Checkpoint |
|---|---|---|---|
| Entegris (ENTG) | NASDAQ | +1.69% | Core materials company supplying high-purity materials, filters, and transport solutions for semiconductor processes. |
| Air Products (APD) | NYSE | +0.48% | Supplies high-purity process gases and specialty gases used in semiconductor manufacturing globally. |
| Chemours (CC) | NYSE | +0.13% | Involved in fluorochemicals and specialty materials, linked to the semiconductor materials supply chain. |
| Dongjin Semichem (005290) | KOSPI | +0.00% | Representative domestic company developing and supplying photoresists and materials for semiconductors and displays. |
| Wonik IPS (240810) | KOSDAQ | +0.00% | Supplies chemical agents and materials for semiconductor processes, with products used across processing steps. |
| Kolon Global (including Kolon group materials businesses) (120110) | KOSPI | +0.00% | Operates materials businesses such as resins for semiconductor packaging and holds an electronic materials portfolio. |
Risks
- If the semiconductor materials theme has already rallied sharply, it is important to see whether volume holds during pullbacks rather than chasing the open price.
- Theme strength can change quickly in early trading, so check index direction, FX, and US futures alongside developments.
- Check whether relatively weak names over the past 5 trading days (Wonik IPS (240810) -9.53%) show intra-day recovery.
Read more
- See semiconductor materials names/leaders
- Market-wide flow today: PickStock Insights
- Expand the theme yourself: Mindmap
Published: 2026-08-14 08:40 KST. Data sources: PickStock theme DB, Yahoo Finance price cache. Generated after outlier removal for informational purposes, not investment advice.
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