EMERGENT BIOSOLUTIONS INC

Ticker: EBS CUSIP: 29089Q105 Class: Common Stock

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q3 2023

Shares 94,733 Value ($000) $322 Avg Close $5.54 Range $3.08 - $8.21

Q2 2023

Shares 95,180 Value ($000) $700 Avg Close $9.27 Range $7.33 - $13.67

Q1 2023

Shares 111,658 Value ($000) $1,157 Avg Close $12.09 Range $7.74 - $16.66

Q4 2022

Shares 102,798 Value ($000) $1,214 Avg Close $15.48 Range $10.61 - $21.88

Q3 2022

Shares 84,036 Value ($000) $1,764 Avg Close $27.83 Range $20.06 - $36.14

Q2 2022

Shares 51,960 Value ($000) $1,613 Avg Close $34.14 Range $26.85 - $44.04

Q1 2022

Shares 73,600 Value ($000) $3,022 Avg Close $44.11 Range $36.20 - $52.28

Q4 2021

Shares 60,800 Value ($000) $2,643 Avg Close $45.24 Range $29.88 - $55.35

Q3 2021

Shares 60,800 Value ($000) $3,044 Avg Close $60.56 Range $50.02 - $68.03

Q2 2021

Shares 60,800 Value ($000) $3,830 Avg Close $64.24 Range $55.07 - $85.45

Q1 2021

Shares 60,800 Value ($000) $5,649 Avg Close $102.42 Range $86.16 - $127.20

Q4 2020

Shares 66,000 Value ($000) $5,914 Avg Close $91.78 Range $77.73 - $115.97

Q3 2020

Shares 74,800 Value ($000) $7,729 Avg Close $107.80 Range $79.25 - $137.61

Q2 2020

Shares 71,600 Value ($000) $5,662 Avg Close $74.52 Range $53.35 - $93.58

Q1 2020

Shares 70,400 Value ($000) $4,073 Avg Close $57.63 Range $46.37 - $71.19

Q4 2019

Shares 68,200 Value ($000) $3,679 Avg Close $54.24 Range $50.71 - $61.77

Q3 2019

Shares 68,200 Value ($000) $3,565 Avg Close $46.58 Range $39.11 - $57.89

Q2 2019

Shares 66,100 Value ($000) $3,193 Avg Close $47.92 Range $39.64 - $54.57

Q1 2019

Shares 63,500 Value ($000) $3,208 Avg Close $58.99 Range $47.38 - $67.45

Q4 2018

Shares 45,700 Value ($000) $2,709 Avg Close $64.47 Range $54.00 - $73.89

Q3 2018

Shares 45,400 Value ($000) $2,989 Avg Close $58.35 Range $49.93 - $67.24

Q2 2018

Shares 45,400 Value ($000) $2,292 Avg Close $52.10 Range $46.93 - $55.94

Q1 2018

Shares 34,000 Value ($000) $1,790 Avg Close $49.84 Range $42.67 - $54.87

Q4 2017

Shares 26,000 Value ($000) $1,208 Avg Close $42.09 Range $36.38 - $47.90

Q3 2017

Shares 26,000 Value ($000) $1,052 Avg Close $36.18 Range $32.48 - $40.60

Q2 2017

Shares 26,000 Value ($000) $882 Avg Close $30.87 Range $27.94 - $34.90

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2023	94,733	$322	$5.54	$3.08 - $8.21
Q2 2023	95,180	$700	$9.27	$7.33 - $13.67
Q1 2023	111,658	$1,157	$12.09	$7.74 - $16.66
Q4 2022	102,798	$1,214	$15.48	$10.61 - $21.88
Q3 2022	84,036	$1,764	$27.83	$20.06 - $36.14
Q2 2022	51,960	$1,613	$34.14	$26.85 - $44.04
Q1 2022	73,600	$3,022	$44.11	$36.20 - $52.28
Q4 2021	60,800	$2,643	$45.24	$29.88 - $55.35
Q3 2021	60,800	$3,044	$60.56	$50.02 - $68.03
Q2 2021	60,800	$3,830	$64.24	$55.07 - $85.45
Q1 2021	60,800	$5,649	$102.42	$86.16 - $127.20
Q4 2020	66,000	$5,914	$91.78	$77.73 - $115.97
Q3 2020	74,800	$7,729	$107.80	$79.25 - $137.61
Q2 2020	71,600	$5,662	$74.52	$53.35 - $93.58
Q1 2020	70,400	$4,073	$57.63	$46.37 - $71.19
Q4 2019	68,200	$3,679	$54.24	$50.71 - $61.77
Q3 2019	68,200	$3,565	$46.58	$39.11 - $57.89
Q2 2019	66,100	$3,193	$47.92	$39.64 - $54.57
Q1 2019	63,500	$3,208	$58.99	$47.38 - $67.45
Q4 2018	45,700	$2,709	$64.47	$54.00 - $73.89
Q3 2018	45,400	$2,989	$58.35	$49.93 - $67.24
Q2 2018	45,400	$2,292	$52.10	$46.93 - $55.94
Q1 2018	34,000	$1,790	$49.84	$42.67 - $54.87
Q4 2017	26,000	$1,208	$42.09	$36.38 - $47.90
Q3 2017	26,000	$1,052	$36.18	$32.48 - $40.60
Q2 2017	26,000	$882	$30.87	$27.94 - $34.90