Samsung and SK Hynix both hit all-time highs at close

According to MSX.COM data, Japanese and South Korean stock markets closed higher, both marking record highs. Japan's Nikkei 225 index closed up 1,151.24 points, or 1.65%, at 71,053.49 points on Thursday, June 18. South Korea's KOSPI index closed up 208.09 points, or 2.35%, at 9,072.33 points on Thursday, June 18.

Samsung Electronics closed up 4.62%, and SK Hynix closed up 6.51%, both hitting all-time highs at closing.