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Weiss Asset Management’s Immuneering IMRX Stock Holding History

Weiss Asset Management’s Portfolio IMRX Stock Details IMRX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$464K Buy
+87,985
New +$451K 0.01% 409

Other funds holding IMRX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
S
Sanofi Paris, France $336M AUM 126.85% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
OCM
Occam Crest Management Darien, Connecticut $165M AUM
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return

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

Weiss Asset Management opened a new position in Immuneering (IMRX) in Q1 2026: 87,985 shares worth $464K. The stake represents 0.01% of the portfolio and ranks #409 among its holdings.

95 funds tracked by Wall St. Rank hold IMRX as of Q1 2026.

  • Weiss Asset Management held 87,985 shares of Immuneering worth $464K as of Q1 2026.
  • Immuneering was a new Weiss Asset Management position in Q1 2026.
  • Immuneering made up 0.01% of Weiss Asset Management's portfolio in Q1 2026, its #409 holding.
  • 95 funds tracked by Wall St. Rank held Immuneering as of Q1 2026.

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