KOSPI & Western Digital — Sandisk

KOSPI: Plunged up to 8.9% in a single session; dominated by Samsung Electronics and SK Hynix.

Western Digital — Sandisk: Fell up to 12.8% in a single session; still up over 500% year-to-date.

KOSPI: The KOSPI soared to an all-time high, driven by strong buying of technology shares like Samsung Electronics and SK Hynix, reflecting the significant positive impact of the AI boom and local corporate developments on the South Korean market.

Western Digital — Sandisk: Western Digital — Sandisk's stock was up more than 3% as part of the broader chipmaker rebound.

KOSPI: Experienced historic volatility, with a record 17.9% surge and a 22% monthly loss.

Western Digital — Sandisk: Soared on AI memory demand.

KOSPI: South Korea's KOSPI hit a new record, surging significantly due to strong performances from chipmakers like Samsung Electronics and SK Hynix.

Western Digital — Sandisk: Western Digital — Sandisk shares soared following positive sentiment in the memory chip sector.

KOSPI: The KOSPI index rallied sharply, driven by the strong performance of South Korean semiconductor shares like Samsung Electronics and SK Hynix.

Western Digital — Sandisk: Western Digital — Sandisk, a storage and memory peer, saw its stock jump following Micron Technology's strong results, benefiting from the overall positive sentiment in the chip market.

KOSPI: KOSPI plunged 11%, driven by sharp declines in Samsung and SK Hynix amid the chip selloff.

Western Digital — Sandisk: Western Digital — Sandisk is benefiting from the shift toward memory and data center companies, attracting investor interest as AI infrastructure demand grows.

KOSPI: South Korean index rallied over 3% after holiday, but pared gains.

Western Digital — Sandisk: Western Digital — Sandisk's stock fell in premarket trading due to higher yields and risk-off sentiment.