Group One Trading
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Group One Trading’s Emergent Biosolutions EBS Stock Holding History

Group One Trading’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 		$144K Buy
17,400
+700
+4% +$7.25K ﹤0.01% 4396
2025
Q4 		$206K Buy
16,700
+10,000
+149% +$107K ﹤0.01% 4345
2025
Q3 		$59.1K Sell
6,700
-10,800
-62% -$84K ﹤0.01% 5810
2025
Q2 		$112K Sell
17,500
-7,600
-30% -$43.5K ﹤0.01% 4878
2025
Q1 		$122K Buy
25,100
+18,100
+259% +$150K ﹤0.01% 4440
2024
Q4 		$66.9K Sell
7,000
-23,800
-77% -$218K ﹤0.01% 4836
2024
Q3 		$257K Sell
30,800
-48,200
-61% -$438K ﹤0.01% 3398
2024
Q2 		$539K Sell
79,000
-20,600
-21% -$88.6K ﹤0.01% 2495
2024
Q1 		$252K Sell
99,600
-7,200
-7% -$16.2K ﹤0.01% 3355
2023
Q4 		$256K Buy
106,800
+52,400
+96% +$123K ﹤0.01% 3644
2023
Q3 		$185K Buy
54,400
+39,000
+253% +$216K ﹤0.01% 3871
2023
Q2 		$113K Sell
15,400
-3,000
-16% -$27.8K ﹤0.01% 4492
2023
Q1 		$191K Buy
18,400
+7,700
+72% +$93.1K ﹤0.01% 3727
2022
Q4 		$126K Sell
10,700
-8,500
-44% -$132K ﹤0.01% 4226
2022
Q3 		$403K Buy
19,200
+11,000
+134% +$306K ﹤0.01% 3446
2022
Q2 		$255K Sell
8,200
-1,500
-15% -$51.2K ﹤0.01% 4063
2022
Q1 		$398K Sell
9,700
-2,200
-18% -$97K ﹤0.01% 4062
2021
Q4 		$517K Sell
11,900
-6,400
-35% -$290K ﹤0.01% 4099
2021
Q3 		$916K Sell
18,300
-18,900
-51% -$1.14M ﹤0.01% 3512
2021
Q2 		$2.34M Buy
37,200
+31,400
+541% +$2.02M ﹤0.01% 2470
2021
Q1 		$539K Sell
5,800
-4,200
-42% -$430K ﹤0.01% 3952
2020
Q4 		$896K Sell
10,000
-2,500
-20% -$229K ﹤0.01% 2747
2020
Q3 		$1.29M Buy
+12,500
New +$1.35M ﹤0.01% 1962
2017
Q3 		– Sell
-9,000
Closed -$305K – 4897
2017
Q2 		$305K Buy
+9,000
New +$278K ﹤0.01% 2333
2017
Q1 		– Sell
-200
Closed -$7K – 4710
2016
Q4 		$7K Buy
+200
New +$6K ﹤0.01% 4025
2016
Q3 		– Sell
-5,000
Closed -$141K – 4612
2016
Q2 		$141K Buy
+5,000
New +$196K ﹤0.01% 2637

Other funds holding EBS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 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

Group One Trading's EBS Position: Q1 2026 in Review

Group One Trading increased its Emergent Biosolutions (EBS) stake by 158% in Q1 2026, buying an estimated $115K and bringing the position to 18,149 shares worth $151K. The position accounts for ﹤0.01% of the portfolio, ranked #4355.

Group One Trading first reported a position in EBS in Q2 2016 and has held it in 25 quarters since. The position peaked at $2.84M in Q3 2020. 190 funds tracked by Wall St. Rank hold EBS as of Q1 2026.

  • Group One Trading held 18,149 shares of Emergent Biosolutions worth $151K as of Q1 2026.
  • Group One Trading bought 11,109 Emergent Biosolutions shares in Q1 2026, an estimated $115K.
  • Emergent Biosolutions made up ﹤0.01% of Group One Trading's portfolio in Q1 2026, its #4355 holding.
  • Group One Trading first reported a position in Emergent Biosolutions in Q2 2016 and has held it in 25 quarters since.
  • Group One Trading's Emergent Biosolutions position peaked at $2.84M in Q3 2020.
  • 190 funds tracked by Wall St. Rank held Emergent Biosolutions as of Q1 2026.

Based on Group One Trading's 13F filing for Q1 2026, filed 13 May 2026.