SBI Securities’s Mersana Therapeutics MRSN Stock Holding History

SBI Securities’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
2026 Q1	–	Sell	-53	Closed	-$1.53K	–	4107
2025 Q4	$1.53K	Sell	53 -1	-2%	-$19	﹤0.01%	2492
2025 Q3	$419	Sell	54 -1	-2%	-$8	﹤0.01%	3043
2025 Q2	$405	Hold	55	–	–	﹤0.01%	3049
2025 Q1	$471	Buy	55 +46	+511%	+$710	﹤0.01%	2890
2024 Q4	$312	Buy	+9	New	+$466	﹤0.01%	3068

Other funds holding MRSN

IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

SBI Securities's MRSN Position: Q1 2026 in Review

SBI Securities sold out of Mersana Therapeutics (MRSN) in Q1 2026, closing a stake of 53 shares — an estimated $1.53K sold.

SBI Securities first reported a position in MRSN in Q4 2024 and held it in 5 quarters. The position peaked at $1.53K in Q4 2025. 1 fund tracked by Wall St. Rank holds MRSN as of Q1 2026.

SBI Securities reported no remaining Mersana Therapeutics position as of Q1 2026 after selling out during the quarter.
SBI Securities sold 53 Mersana Therapeutics shares in Q1 2026, an estimated $1.53K.
SBI Securities first reported a position in Mersana Therapeutics in Q4 2024 and held it in 5 quarters.
SBI Securities's Mersana Therapeutics position peaked at $1.53K in Q4 2025.
1 fund tracked by Wall St. Rank held Mersana Therapeutics as of Q1 2026.

Based on SBI Securities's 13F filing for Q1 2026, filed 28 Apr 2026.