Weiss Asset Management
EBS icon

Weiss Asset Management’s Emergent Biosolutions EBS Stock Holding History

Weiss Asset Management’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 		– Sell
-37,785
Closed -$467K – 589
2025
Q4 		$467K Buy
+37,785
New +$405K 0.01% 486

Other funds holding EBS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 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
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 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
Palisade Capital Management
Palisade Capital Management Fort Lee, New Jersey $2.3B AUM 29.92% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Weiss Asset Management's EBS Position: Q1 2026 in Review

Weiss Asset Management sold out of Emergent Biosolutions (EBS) in Q1 2026, closing a stake of 37,785 shares — an estimated $467K sold.

Weiss Asset Management first reported a position in EBS in Q4 2025 and held it in 1 quarter. The position peaked at $467K in Q4 2025. 190 funds tracked by Wall St. Rank hold EBS as of Q1 2026.

  • Weiss Asset Management reported no remaining Emergent Biosolutions position as of Q1 2026 after selling out during the quarter.
  • Weiss Asset Management sold 37,785 Emergent Biosolutions shares in Q1 2026, an estimated $467K.
  • Weiss Asset Management first reported a position in Emergent Biosolutions in Q4 2025 and held it in 1 quarter.
  • Weiss Asset Management's Emergent Biosolutions position peaked at $467K in Q4 2025.
  • 190 funds tracked by Wall St. Rank held Emergent Biosolutions as of Q1 2026.

Based on Weiss Asset Management's 13F filing for Q1 2026, filed 15 May 2026.