AF
MRSN

Avanza Fonder’s Mersana Therapeutics MRSN Stock Holding History

Avanza Fonder’s Portfolio MRSN Stock Details MRSN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-2,252
Closed -$80.5K – 463
2024
Q4 		$80.5K Buy
+2,252
New +$116K ﹤0.01% 427

Other funds holding MRSN

NI
Nextech Invest Zurich, Switzerland $2.11B AUM 413.84% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $27.9B AUM 51.18% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return
VA
VR Adviser New York $3.3B AUM 525.74% 1-Year Est. Return
SCM
Silverarc Capital Management Boston, Massachusetts $962M AUM 524.64% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return

Avanza Fonder's MRSN Position: Q1 2025 in Review

Avanza Fonder sold out of Mersana Therapeutics (MRSN) in Q1 2025, closing a stake of 2,252 shares — an estimated $80.5K sold.

Avanza Fonder first reported a position in MRSN in Q4 2024 and held it in 1 quarter. The position peaked at $80.5K in Q4 2024. 108 funds tracked by Wall St. Rank hold MRSN as of Q1 2025.

  • Avanza Fonder reported no remaining Mersana Therapeutics position as of Q1 2025 after selling out during the quarter.
  • Avanza Fonder sold 2,252 Mersana Therapeutics shares in Q1 2025, an estimated $80.5K.
  • Avanza Fonder first reported a position in Mersana Therapeutics in Q4 2024 and held it in 1 quarter.
  • Avanza Fonder's Mersana Therapeutics position peaked at $80.5K in Q4 2024.
  • 108 funds tracked by Wall St. Rank held Mersana Therapeutics as of Q1 2025.

Based on Avanza Fonder's 13F filing for Q1 2025, filed 15 Apr 2025.