Mariner
EBS icon

Mariner’s Emergent Biosolutions EBS Stock Holding History

Mariner’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 		$341K Buy
41,095
+19,821
+93% +$205K ﹤0.01% 2756
2025
Q4 		$262K Buy
21,274
+3,307
+18% +$35.4K ﹤0.01% 2956
2025
Q3 		$158K Buy
17,967
+7,871
+78% +$61.2K ﹤0.01% 3253
2025
Q2 		$64.4K Sell
10,096
-1,040
-9% -$5.95K ﹤0.01% 3310
2025
Q1 		$54.1K Buy
11,136
+324
+3% +$2.68K ﹤0.01% 3303
2024
Q4 		$103K Sell
10,812
-200
-2% -$1.83K ﹤0.01% 3177
2024
Q3 		$90.1K Sell
11,012
-79
-0.7% -$718 ﹤0.01% 3109
2024
Q2 		$75.6K Buy
+11,091
New +$47.7K ﹤0.01% 3000

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

Mariner's EBS Position: Q1 2026 in Review

Mariner increased its Emergent Biosolutions (EBS) stake by 93% in Q1 2026, buying an estimated $205K and bringing the position to 41,095 shares worth $341K. The position accounts for ﹤0.01% of the portfolio, ranked #2756.

Mariner first reported a position in EBS in Q2 2024 and has held it in 8 quarters since. 190 funds tracked by Wall St. Rank hold EBS as of Q1 2026.

  • Mariner held 41,095 shares of Emergent Biosolutions worth $341K as of Q1 2026.
  • Mariner bought 19,821 Emergent Biosolutions shares in Q1 2026, an estimated $205K.
  • Emergent Biosolutions made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2756 holding.
  • Mariner first reported a position in Emergent Biosolutions in Q2 2024 and has held it in 8 quarters since.
  • 190 funds tracked by Wall St. Rank held Emergent Biosolutions as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.