EMERGENT BIOSOLUTIONS INC

Ticker: EBS CUSIP: 29089Q105 Class: Common Stock

CULLEN/FROST BANKERS, INC.'s Holding History (CIK: 0000039263)

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

Q3 2021

Shares 282 Value ($000) $14 Avg Close $60.56 Range $50.02 - $68.03

Q2 2021

Shares 282 Value ($000) $18 Avg Close $64.24 Range $55.07 - $85.45

Q1 2021

Shares 3,181 Value ($000) $296 Avg Close $102.42 Range $86.16 - $127.20

Q4 2020

Shares 4,379 Value ($000) $392 Avg Close $91.78 Range $77.73 - $115.97

Q3 2020

Shares 2,929 Value ($000) $303 Avg Close $107.80 Range $79.25 - $137.61

Q2 2020

Shares 2,388 Value ($000) $189 Avg Close $74.52 Range $53.35 - $93.58

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2021	282	$14	$60.56	$50.02 - $68.03
Q2 2021	282	$18	$64.24	$55.07 - $85.45
Q1 2021	3,181	$296	$102.42	$86.16 - $127.20
Q4 2020	4,379	$392	$91.78	$77.73 - $115.97
Q3 2020	2,929	$303	$107.80	$79.25 - $137.61
Q2 2020	2,388	$189	$74.52	$53.35 - $93.58