[THE INVESTOR] On Sept. 12, VATECH  (043150) declined 0.13% from Friday to 37,300 won (US$ 33.51). It had declined 15.24% through the past month. Standard deviation, which indicates volatility of stock, records 2.3% on the same period over one month.

Compared with its close competitors within the same industry, KOSDAQ, the monthly volatility of VATECH was around the average of that of its peer group, but the investment return for one month was at an absolutely low level. Over the recent month, the return-on-risk, the return on investment with consideration about risk, was -6.6%. As bearish stock price trend, the return-on-risk was poor, compared with its peer group. However, the return-on-risk is much better than the industrial mean, -8.1, and thus the industrial comparison performance was positive.