Six months ended June 30,

2021

2022

Income / (Loss) :

Net income / (loss)

$

159,972

$

370,510

Basic earnings / (loss) per share:

Weighted average common shares outstanding, basic

100,256,417

102,098,942

Basic earnings / (loss) per share

$

1.60

$

3.63

Effect of dilutive securities:

Dillutive effect of non vested shares

281,480

341,003

Weighted average common shares outstanding, diluted

100,537,897

102,439,945

Diluted earnings / (loss) per share

$

1.59

$

3.62