EMERGENT BIOSOLUTIONS INC

Ticker: EBS CUSIP: 29089Q105 Class: Common Stock

CONGRESS ASSET MANAGEMENT CO /MA's Holding History (CIK: 0000897378)

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

Q3 2019

Shares 63,813 Value ($000) $3,336 Avg Close $46.58 Range $39.11 - $57.89

Q2 2019

Shares 60,460 Value ($000) $2,921 Avg Close $47.92 Range $39.64 - $54.57

Q1 2019

Shares 73,158 Value ($000) $3,696 Avg Close $58.99 Range $47.38 - $67.45

Q4 2018

Shares 74,873 Value ($000) $4,438 Avg Close $64.47 Range $54.00 - $73.89

Q3 2018

Shares 83,121 Value ($000) $5,472 Avg Close $58.35 Range $49.93 - $67.24

Q2 2018

Shares 87,982 Value ($000) $4,442 Avg Close $52.10 Range $46.93 - $55.94

Q1 2018

Shares 84,731 Value ($000) $4,461 Avg Close $49.84 Range $42.67 - $54.87

Q4 2017

Shares 61,563 Value ($000) $2,861 Avg Close $42.09 Range $36.38 - $47.90

Q3 2017

Shares 58,056 Value ($000) $2,348 Avg Close $36.18 Range $32.48 - $40.60

Q2 2017

Shares 52,080 Value ($000) $1,766 Avg Close $30.87 Range $27.94 - $34.90

Q1 2017

Shares 47,448 Value ($000) $1,378 Avg Close $30.44 Range $28.06 - $35.00

Q4 2016

Shares 16,624 Value ($000) $546 Avg Close $29.98 Range $24.47 - $36.64

Q3 2016

Shares 6,805 Value ($000) $215 Avg Close $29.06 Range $26.12 - $34.10

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2019	63,813	$3,336	$46.58	$39.11 - $57.89
Q2 2019	60,460	$2,921	$47.92	$39.64 - $54.57
Q1 2019	73,158	$3,696	$58.99	$47.38 - $67.45
Q4 2018	74,873	$4,438	$64.47	$54.00 - $73.89
Q3 2018	83,121	$5,472	$58.35	$49.93 - $67.24
Q2 2018	87,982	$4,442	$52.10	$46.93 - $55.94
Q1 2018	84,731	$4,461	$49.84	$42.67 - $54.87
Q4 2017	61,563	$2,861	$42.09	$36.38 - $47.90
Q3 2017	58,056	$2,348	$36.18	$32.48 - $40.60
Q2 2017	52,080	$1,766	$30.87	$27.94 - $34.90
Q1 2017	47,448	$1,378	$30.44	$28.06 - $35.00
Q4 2016	16,624	$546	$29.98	$24.47 - $36.64
Q3 2016	6,805	$215	$29.06	$26.12 - $34.10