[THE INVESTOR] On Sept. 13 Partron (091700) increased 3.23% from the previous day to 8,690 won (US$7.77). It had declined 15.38% 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, KOSDAQ, the monthly volatility of Partron was not so high, the earnings rate for one month was also the lowest with decline of stock price. Over the recent month, the return-on-risk, the return on investment with consideration about risk, was -6.4%. As high volatility and a 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, -8.0, and thus the industrial comparison performance was good.