Three Months Ended June 30,

Six Months Ended June 30,

2021

2020

2021

2020

Numerator:

Net income (loss) attributable to MDC Partners Inc.

$

6,106

$

(595)

$

11,116

$

407

Accretion on convertible preference shares

(3,798)

(3,509)

(7,522)

(6,949)

Net income allocated to convertible preference shares

(653)

—

(1,018)

—

Net income (loss) attributable to MDC Partners Inc. common shareholders

$

1,655

$

(4,104)

$

2,576

$

(6,542)

Adjustment to net income allocated to convertible preference shares

20

—

26

—

Net income (loss) attributable to MDC Partners Inc. common shareholders - Diluted

$

1,675

$

(4,104)

$

2,602

$

(6,542)

Denominator:

Basic weighted average number of common shares outstanding

75,078,755

72,528,455

74,240,447

72,463,058

Diluted weighted average number of common shares outstanding

78,459,483

72,528,455

77,001,526

72,463,058

Basic

$

0.02

$

(0.06)

$

0.03

$

(0.09)

Diluted

$

0.02

$

(0.06)

$

0.03

$

(0.09)

Anti-dilutive stock awards

308,800

2,912,436

1,653,634

2,912,436