Year ended December 31,

2019

2020

2021

Numerator used in basic and diluted earnings per share:

Net income attributable to Daqo New Energy Corp. ordinary shareholders from continuing operations

$

28,263

$

129,336

748,924

Income(Loss) attributable to Daqo New Energy Corp. ordinary shareholders from discontinued operations, net of tax

1,261

(141)

—

Net income attributable to Daqo New Energy Corp. ordinary shareholders—basic and diluted

$

29,524

$

129,195

748,924

Denominator used in basic and diluted earnings per share:

Weighted average number of ordinary shares outstanding used in computing earnings per share-basic

339,571,054

355,087,013

369,341,105

Plus: Dilutive effects of share options

5,568,144

4,421,397

1,735,798

Dilutive effects of RSUs

4,822,360

15,508,740

12,689,503

Weighted average number of ordinary shares outstanding used in computing earnings per share—diluted

349,961,558

375,017,150

383,766,406

Basic earnings per share-continuing operations

$

0.08

$

0.36

$

2.03

Basic earnings per share-discontinued operations

$

0.01

$

0.00

$

—

Net income attributable to Daqo New Energy Corp. per ordinary share—basic

$

0.09

$

0.36

$

2.03

Diluted earnings per share-continuing operations

$

0.08

$

0.34

$

1.95

Diluted earnings per share-discontinued operations

$

0.00

$

0.00

$

—

Net income attributable to Daqo New Energy Corp. per ordinary share—diluted

$

0.08

$

0.34

$

1.95