Three Months Ended

December 31,

Six Months Ended

December 31,

2013

2012

2013

2012

Numerator:

Net loss attributable to Astrotech Corporation, basic and diluted

$

(2,554)

$

(810)

$

(1,301)

$

(2,227)

Denominator:

Denominator for basic net loss per share attributable to Astrotech Corporation — weighted average common stock outstanding

19,479

19,428

19,476

19,189

Dilutive common stock equivalents — common stock options and share-based awards

—

Denominator for diluted net loss per share attributable to Astrotech Corporation — weighted average common stock outstanding and dilutive common stock equivalents

19,479

19,428

19,476

19,189

Basic net loss per share attributable to Astrotech Corporation

$

(0.13)

$

(0.04)

$

(0.07)

$

(0.12)

Diluted net loss per share attributable to Astrotech Corporation

$

(0.13)

$

(0.04)

$

(0.07)

$

(0.12)