Samsung, SK hynix Slide 2% in Premarket After U.S. Chip Selloff
Samsung Electronics (005930.KS) and SK hynix (000660.KS) each fell over 2% in premarket trading due to a U.S. chip selloff. Concerns about increased supply from a Chinese memory chipmaker weighed on the sector. Samsung traded at 245,000 won, down 2.20%, while SK hynix dropped 2.68% to 1.56 million won. Other large-cap stocks also declined.
How this was made

The 30-second read
Why it matters
The sell‑off spreads to Korean semiconductor peers, driving a broad market dip and raising questions about short‑term technical support levels.
Market read
The article reports a fresh, same‑day price decline for multiple Korean chip and related stocks driven by external U.S. chip weakness and Chinese supply concerns.
What to watch
Potential support from the KOSPI's 200‑day moving average and upcoming U.S. CPI data could stabilize the market.
Background
U.S. chip stocks fell after Chinese memory maker CXMT announced DDR5 plans, prompting concerns over memory oversupply.
Ticker impact
Samsung Electronics fell 2.20% in pre‑market trading as U.S. chip sell‑off pressured Korean semiconductor stocks.
downward pressure as market prices in weaker U.S. chip sentiment
The move is driven by external U.S. chip weakness and concerns over Chinese memory supply, not company‑specific news.
SK hynix dropped 2.68% in pre‑market trading following the same U.S. chip sell‑off.
downward pressure as investors react to sector‑wide sell‑off
The decline mirrors Samsung’s and is tied to broader chip market concerns.
Hyundai Motor slipped 1.88% pre‑market.
downward pressure from overall market sentiment
Decline reflects sector‑wide risk aversion, not company‑specific news.
Market effects
Korean semiconductor and related sectors face short‑term pressure from U.S. chip weakness and Chinese memory supply concerns.
KOSPI and KOSDAQ under pressure; potential spill‑over to broader Asian equity markets.
Highlights cross‑border sensitivity of chip supply chains; may influence global tech risk sentiment.
Counterpoint
If the U.S. chip sell‑off proves temporary, the steep declines could present short‑term buying opportunities on oversold Korean chip stocks.
Key entities
- companyChangxin Memory Technologies (CXMT)
Chinese memory chipmaker whose DDR5 launch plan sparked the sell‑off.
- companyBroadcom
CEO warning on AI financing added to market nervousness.




