State of Wisconsin Investment Board
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State of Wisconsin Investment Board’s Emergent Biosolutions EBS Stock Holding History

State of Wisconsin Investment Board’s Portfolio EBS Stock Details EBS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$1.04M Buy
+125,868
New +$1.3M ﹤0.01% 1668
2023
Q4 		– Sell
-94,733
Closed -$322K – 2426
2023
Q3 		$322K Sell
94,733
-447
-0.5% -$2.48K ﹤0.01% 2025
2023
Q2 		$700K Sell
95,180
-16,478
-15% -$153K ﹤0.01% 1631
2023
Q1 		$1.16M Buy
111,658
+8,860
+9% +$107K ﹤0.01% 1438
2022
Q4 		$1.21M Buy
102,798
+18,762
+22% +$290K ﹤0.01% 1435
2022
Q3 		$1.76M Buy
84,036
+32,076
+62% +$893K 0.01% 1370
2022
Q2 		$1.61M Sell
51,960
-21,640
-29% -$739K ﹤0.01% 1424
2022
Q1 		$3.02M Buy
73,600
+12,800
+21% +$565K 0.01% 1356
2021
Q4 		$2.64M Hold
60,800
– – 0.01% 1197
2021
Q3 		$3.04M Hold
60,800
– – 0.01% 1183
2021
Q2 		$3.83M Hold
60,800
– – 0.01% 1127
2021
Q1 		$5.65M Sell
60,800
-5,200
-8% -$533K 0.01% 975
2020
Q4 		$5.91M Sell
66,000
-8,800
-12% -$808K 0.01% 934
2020
Q3 		$7.73M Buy
74,800
+3,200
+4% +$345K 0.02% 740
2020
Q2 		$5.66M Buy
71,600
+1,200
+2% +$89.4K 0.02% 840
2020
Q1 		$4.07M Buy
70,400
+2,200
+3% +$127K 0.01% 862
2019
Q4 		$3.68M Hold
68,200
– – 0.01% 1017
2019
Q3 		$3.56M Buy
68,200
+2,100
+3% +$97.8K 0.01% 897
2019
Q2 		$3.19M Buy
66,100
+2,600
+4% +$125K 0.01% 937
2019
Q1 		$3.21M Buy
63,500
+17,800
+39% +$1.05M 0.01% 907
2018
Q4 		$2.71M Buy
45,700
+300
+0.7% +$19.3K 0.01% 910
2018
Q3 		$2.99M Hold
45,400
– – 0.01% 973
2018
Q2 		$2.29M Buy
45,400
+11,400
+34% +$594K 0.01% 973
2018
Q1 		$1.79M Buy
34,000
+8,000
+31% +$399K 0.01% 987
2017
Q4 		$1.21M Hold
26,000
– – ﹤0.01% 1062
2017
Q3 		$1.05M Hold
26,000
– – ﹤0.01% 1081
2017
Q2 		$882K Buy
+26,000
New +$803K ﹤0.01% 1115

Other funds holding EBS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
PCM
Palisade Capital Management Fort Lee, New Jersey $3B AUM 14% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State of Wisconsin Investment Board's EBS Position: Q1 2026 in Review

State of Wisconsin Investment Board opened a new position in Emergent Biosolutions (EBS) in Q1 2026: 125,868 shares worth $1.04M. The stake represents ﹤0.01% of the portfolio and ranks #1668 among its holdings. This is a return to the name: State of Wisconsin Investment Board previously reported a position in EBS as recently as Q3 2023.

State of Wisconsin Investment Board first reported a position in EBS in Q2 2017 and has held it in 27 quarters since. The position peaked at $7.73M in Q3 2020. 190 funds tracked by Wall St. Rank hold EBS as of Q1 2026.

  • State of Wisconsin Investment Board held 125,868 shares of Emergent Biosolutions worth $1.04M as of Q1 2026.
  • Emergent Biosolutions was a new State of Wisconsin Investment Board position in Q1 2026.
  • Emergent Biosolutions made up ﹤0.01% of State of Wisconsin Investment Board's portfolio in Q1 2026, its #1668 holding.
  • State of Wisconsin Investment Board first reported a position in Emergent Biosolutions in Q2 2017 and has held it in 27 quarters since.
  • State of Wisconsin Investment Board's Emergent Biosolutions position peaked at $7.73M in Q3 2020.
  • 190 funds tracked by Wall St. Rank held Emergent Biosolutions as of Q1 2026.

Based on State of Wisconsin Investment Board's 13F filing for Q1 2026, filed 15 May 2026.