EMERGENT BIOSOLUTIONS INC

Ticker: EBS CUSIP: 29089Q105 Class: Common Stock

ARIEL INVESTMENTS, LLC's Holding History (CIK: 0000936753)

Note: Option positions (PUT/CALL) are excluded.

Q4 2013

Shares 122,650 Value ($000) $2,820 Avg Close $20.85 Range $17.31 - $24.04

Q3 2013

Shares 59,600 Value ($000) $1,135 Avg Close $17.85 Range $14.49 - $19.53

Q2 2013

Shares 27,500 Value ($000) $397 Avg Close $14.48 Range $13.02 - $15.89

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2013	122,650	$2,820	$20.85	$17.31 - $24.04
Q3 2013	59,600	$1,135	$17.85	$14.49 - $19.53
Q2 2013	27,500	$397	$14.48	$13.02 - $15.89