Jane Street
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Jane Street’s Emergent Biosolutions EBS Stock Holding History

Jane Street’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
Q2 		– Sell
-11,900
Closed -$98.8K – 11888
2026
Q1 		$98.8K Sell
11,900
-39,700
-77% -$411K ﹤0.01% 10662
2025
Q4 		$638K Buy
51,600
+200
+0.4% +$2.14K ﹤0.01% 7153
2025
Q3 		$453K Buy
51,400
+27,900
+119% +$217K ﹤0.01% 8069
2025
Q2 		$150K Buy
+23,500
New +$134K ﹤0.01% 8748
2024
Q3 		– Sell
-29,800
Closed -$203K – 9731
2024
Q2 		$203K Buy
+29,800
New +$128K ﹤0.01% 8362
2023
Q3 		– Sell
-22,100
Closed -$162K – 8791
2023
Q2 		$162K Buy
+22,100
New +$205K ﹤0.01% 7769
2023
Q1 		– Sell
-11,300
Closed -$133K – 9220
2022
Q4 		$133K Sell
11,300
-6,100
-35% -$94.4K ﹤0.01% 7939
2022
Q3 		$365K Buy
17,400
+10,500
+152% +$292K ﹤0.01% 7247
2022
Q2 		$214K Sell
6,900
-8,600
-55% -$294K ﹤0.01% 8094
2022
Q1 		$636K Sell
15,500
-7,500
-33% -$331K ﹤0.01% 7022
2021
Q4 		$1M Buy
23,000
+6,500
+39% +$294K ﹤0.01% 5891
2021
Q3 		$826K Sell
16,500
-15,500
-48% -$939K ﹤0.01% 6292
2021
Q2 		$2.02M Buy
32,000
+15,200
+90% +$977K ﹤0.01% 4322
2021
Q1 		$1.56M Sell
16,800
-18,100
-52% -$1.85M ﹤0.01% 4508
2020
Q4 		$3.13M Buy
34,900
+32,600
+1,417% +$2.99M ﹤0.01% 2763
2020
Q3 		$238K Buy
+2,300
New +$248K ﹤0.01% 6206

Other funds holding EBS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
OHA
Oak Hill Advisors New York $701M AUM 78.4% 1-Year Est. Return

Jane Street's EBS Position: Q2 2026 in Review

Jane Street sold out of Emergent Biosolutions (EBS) in Q2 2026, closing a stake of 117,315 shares — an estimated $982K sold.

Jane Street first reported a position in EBS in Q3 2013 and held it in 28 quarters. The position peaked at $4.89M in Q4 2025. 194 funds tracked by Wall St. Rank hold EBS as of Q2 2026.

  • Jane Street reported no remaining Emergent Biosolutions position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 117,315 Emergent Biosolutions shares in Q2 2026, an estimated $982K.
  • Jane Street first reported a position in Emergent Biosolutions in Q3 2013 and held it in 28 quarters.
  • Jane Street's Emergent Biosolutions position peaked at $4.89M in Q4 2025.
  • 194 funds tracked by Wall St. Rank held Emergent Biosolutions as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.