Exhibit 11
NANOPHASE TECHNOLOGIES CORPORATION
STATEMENTS REGARDING COMPUTATION OF LOSS PER SHARE
Years ended December 31, | ||||||||||||
2001 | 2000 | 1999 | ||||||||||
Weighted average common shares outstanding |
| 13,667,062 |
|
| 13,390,741 |
|
| 12,690,483 |
| |||
Net loss | $ | (5,740,243 | ) | $ | (4,518,327 | ) | $ | (5,117,067 | ) | |||
Net loss per common share—basic and diluted | $ | (0.42 | ) | $ | (0.34 | ) | $ | (0.40 | ) | |||