[THE INVESTOR] On Sept. 12 YGP (037270) declined 2%, from Sept. 9, to 2,695 won (US$ 2.42). It had declined 6.38% 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, KOSPI, as the monthly volatility of YGP remained at the highest level, the investment return for 1 month was negative. Over the recent month, the return-on-risk, the return on investment with consideration about risk, was -2.7%. As increasing of volatility and decline of stock price, the return-on-risk was poor. However, the return-on-risk is much better than the industrial mean, -3.8, and thus the industrial comparison performance was positive.