Samsung Electronics shares jumped 8.9% in Seoul trading, spearheading a broad-based rebound across Asian equity markets on Friday.
The sharp advance helped erase losses from a volatile Thursday session, as investors returned to risk assets following a period of consolidation.
The Kospi index climbed steadily, reversing the previous day's decline.
The rally was concentrated in the technology sector, where memory chip manufacturers benefited from renewed optimism regarding global demand.
Samsung's performance underscored the market's focus on semiconductor cyclicality and the positive spillover from recent US tech earnings.
This recovery builds on a strong second quarter for Asian markets, which are on track for their best quarterly performance in nearly two decades.