The benchmark Korea Composite Stock Price Index(KOSPI) closed lower for a second consecutive session on Friday as investors continued to sell shares to lock in recent gains.
 
The KOSPI shaved off 23-point-62 points, or zero-point-77 percent, to close the week at three-thousand-55-point-94.

The index, which had risen about 15 percent this month, retreated Friday amid the profit-taking.

Losses were led by battery and automotive shares with LG Energy Solution declining three-point-03 percent, automaker Hyundai Motor falling two-point-15 percent while internet portal operators and refiners also extended their losses with portal firm Naver falling one-point-34 percent and refiner SK Innovation dropping two-point-49 percent.

The tech-heavy KOSDAQ shed six-point-39 points, or zero-point-81 percent, to close the week at 781-point-56.