MERSANA THERAPEUTICS INC (MRSN) Stock Price & Overview

NASDAQ:MRSN • US59045L2051

Current stock price

29.08 USD
+0.04 (+0.14%)
At close:
29.3 USD
+0.22 (+0.76%)
After Hours:

The current stock price of MRSN is 29.08 USD. Today MRSN is up by 0.14%. In the past month the price increased by 5.86%. In the past year, price increased by 61.56%.

MRSN Key Statistics

52-Week Range5.21 - 30.39
Current MRSN stock price positioned within its 52-week range.
1-Month Range27.36 - 30.39
Current MRSN stock price positioned within its 1-month range.
Market Cap
145.4M
P/E
N/A
Fwd P/E
N/A
EPS (TTM)
-13.88
Dividend Yield
N/A

MRSN Stock Performance

Today
+0.14%
1 Week
+0.02%
1 Month
+5.86%
3 Months
+214.72%
Longer-term
6 Months +238.24%
1 Year +61.56%
2 Years -63.19%
3 Years -82.32%
5 Years -93.90%
10 Years N/A

MRSN Stock Chart

MERSANA THERAPEUTICS INC / MRSN Daily stock chart

MRSN Technical Analysis

ChartMill assigns a technical rating of 9 / 10 to MRSN. When comparing the yearly performance of all stocks, MRSN is one of the better performing stocks in the market, outperforming 98.16% of all stocks.


Chartmill TA Rating
Chartmill Setup Rating

MRSN Fundamental Analysis

ChartMill assigns a fundamental rating of 1 / 10 to MRSN. MRSN has a bad profitability rating. Also its financial health evaluation is rather negative.


Chartmill FA Analysis
Valuation
Growth
Profitability
Health
Dividend

MRSN Earnings

On November 14, 2025 MRSN reported an EPS of -1.51 and a revenue of 11.01M. The company beat EPS expectations (8.12% surprise) and missed revenue expectations (-23.98% surprise).

Next Earnings DateMar 2, 2026
Last Earnings DateNov 14, 2025
PeriodQ3 / 2025
EPS Reported-$1.51
Revenue Reported11.009M
EPS Surprise 8.12%
Revenue Surprise -23.98%

MRSN Forecast & Estimates

14 analysts have analysed MRSN and the average price target is 51 USD. This implies a price increase of 75.38% is expected in the next year compared to the current price of 29.08.

For the next year, analysts expect an EPS growth of 39.26% and a revenue growth -24.85% for MRSN


Analysts
Analysts71.43
Price Target51 (75.38%)
EPS Next Y39.26%
Revenue Next Year-24.85%

MRSN Groups

Sector & Classification

Sub-Industry
Biotechnology
Index Membership

MRSN Financial Highlights

Over the last trailing twelve months MRSN reported a non-GAAP Earnings per Share(EPS) of -13.88. The EPS increased by 8.98% compared to the year before.


Income Statements
Revenue(TTM)33.18M
Net Income(TTM)-70.08M
Industry RankSector Rank
PM (TTM) N/A
ROA -111.8%
ROE N/A
Debt/Equity N/A
Chartmill High Growth Momentum
EPS Q2Q%32.89%
Sales Q2Q%-12.61%
EPS 1Y (TTM)8.98%
Revenue 1Y (TTM)-4.76%

MRSN Ownership

Ownership
Inst Owners67.26%
Shares5.00M
Float4.92M
Ins Owners1.61%
Short Float %N/A
Short RatioN/A

About MRSN

Company Profile

MRSN logo image Mersana Therapeutics, Inc. is a clinical-stage biopharmaceutical company, which engages in the development of antibody-drug conjugates that offer clinical benefit for cancer patients. The company is headquartered in Cambridge, Massachusetts and currently employs 102 full-time employees. The company went IPO on 2017-06-28. The firm also focuses on adult oncology. Its pipeline includes tovorafenib (OJEMDA), DAY301, emiltatug ledadotin (Emi-Le), a novel antibody drug conjugate (ADC) targeting the B7-H4 protein in clinical development to treat the rare cancer adenoid cystic carcinoma (ACC). The company has developed two proprietary and differentiated ADC platforms: Dolasynthen and Immunosynthen. Dolasynthen is a cytotoxic ADC platform that is designed to generate site-specific, homogeneous ADCs. Immunosynthen is its proprietary stimulator of interferon genes (STING)-agonist platform that is designed to generate systemically administered ADCs that locally activate STING signaling in both antigen-expressing tumor cells and in tumor-resident immune cells.

Company Info

IPO: 2017-06-28

MERSANA THERAPEUTICS INC

840 Memorial Drive

Cambridge MASSACHUSETTS 02139 US

CEO: Anna Protopapas

Employees: 102

MRSN Company Website

MRSN Investor Relations

Phone: 16174980020

MERSANA THERAPEUTICS INC / MRSN FAQ

What does MRSN do?

Mersana Therapeutics, Inc. is a clinical-stage biopharmaceutical company, which engages in the development of antibody-drug conjugates that offer clinical benefit for cancer patients. The company is headquartered in Cambridge, Massachusetts and currently employs 102 full-time employees. The company went IPO on 2017-06-28. The firm also focuses on adult oncology. Its pipeline includes tovorafenib (OJEMDA), DAY301, emiltatug ledadotin (Emi-Le), a novel antibody drug conjugate (ADC) targeting the B7-H4 protein in clinical development to treat the rare cancer adenoid cystic carcinoma (ACC). The company has developed two proprietary and differentiated ADC platforms: Dolasynthen and Immunosynthen. Dolasynthen is a cytotoxic ADC platform that is designed to generate site-specific, homogeneous ADCs. Immunosynthen is its proprietary stimulator of interferon genes (STING)-agonist platform that is designed to generate systemically administered ADCs that locally activate STING signaling in both antigen-expressing tumor cells and in tumor-resident immune cells.


What is the current price of MRSN stock?

The current stock price of MRSN is 29.08 USD. The price increased by 0.14% in the last trading session.


Does MERSANA THERAPEUTICS INC pay dividends?

MRSN does not pay a dividend.


What is the ChartMill rating of MERSANA THERAPEUTICS INC stock?

MRSN has a ChartMill Technical rating of 9 out of 10 and a ChartMill Fundamental rating of 1 out of 10.


What is the analyst forecast for MRSN stock?

14 analysts have analysed MRSN and the average price target is 51 USD. This implies a price increase of 75.38% is expected in the next year compared to the current price of 29.08.


How many employees does MERSANA THERAPEUTICS INC have?

MERSANA THERAPEUTICS INC (MRSN) currently has 102 employees.