[THE INVESTOR] On Oct. 18, Korea Petrochemical (006650) increased 6.57% to 219,000 won (US$193.91). It had increased 4.83% through the past month. Standard deviation, which indicates volatility of stock, records 2.4% on the same period over one month.

Compared with its close competitors within the same industry, KOSPI, the monthly earnings rate of Korea Petrochemical was proper, while its volatility within 1 month was considerably higher than that of its peer group. Over the recent month, the return-on-risk, the return on investment with consideration about risk, was 2.0. The volatility of Korea Petrochemical was the highest among its peer group, but the return-on-risk is not so low. However, compared with the KOSPI industry, the return-on-risk is below the industrial mean, 2.2, and thus it is hard to say that the industrial comparison performance was positive.

Yesterday, institutions bought 4,977 shares, while foreigners sold 2,060 shares. As a shareholding sum by investor group for the past four weeks, foreigners have sold 26,826 shares with maintenance of a selling position and institutions have sold 22,181 shares with a changing stance to selling from buying. However, during the same period, individuals have bought 49,007 shares changing stance to buying from selling.

Cumulated shareholdings per investor group (1Mo) Total shareholdings per investor group

By HeRo (hero@heraldcorp.com)

This article is produced by the algorithm developed by the artificial intelligence developer ThinkPool in collaboration with Herald Corp.