EMERGENT BIOSOLUTIONS INC

Ticker: EBS CUSIP: 29089Q105 Class: Common Stock

Costello Asset Management, INC's Holding History (CIK: 0001760145)

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

Q4 2025

Shares 400 Value ($000) $5 Avg Close $10.72 Range $8.58 - $13.41

Q3 2025

Shares 400 Value ($000) $4 Avg Close $7.78 Range $5.62 - $9.66

Q2 2025

Shares 400 Value ($000) $3 Avg Close $5.72 Range $4.02 - $7.02

Q1 2025

Shares 400 Value ($000) $2 Avg Close $8.28 Range $4.53 - $11.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	400	$5	$10.72	$8.58 - $13.41
Q3 2025	400	$4	$7.78	$5.62 - $9.66
Q2 2025	400	$3	$5.72	$4.02 - $7.02
Q1 2025	400	$2	$8.28	$4.53 - $11.98