Mersana Therapeutics

1D
1W
1M
3M
YTD
1Y
5Y
ALL

Why Robinhood?

Robinhood gives you the tools you need to put your money in motion. You can buy or sell MRSN and other ETFs, options, and stocks.

About MRSN

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. Its product candidates are Upifitamab Rilsodotin (UpRi), XMT-1536, and XMT-1592. 

CEO
Martin H. Huber
CEOMartin H. Huber
Employees
102
Employees102
Headquarters
Cambridge, Massachusetts
HeadquartersCambridge, Massachusetts
Founded
2001
Founded2001
Employees
102
Employees102

MRSN Key Statistics

Market cap
42.07M
Market cap42.07M
Price-Earnings ratio
-0.54
Price-Earnings ratio-0.54
Dividend yield
Dividend yield
Average volume
37.79K
Average volume37.79K
High today
$8.43
High today$8.43
Low today
$7.54
Low today$7.54
Open price
$8.00
Open price$8.00
Volume
33.95K
Volume33.95K
52 Week high
$70.75
52 Week high$70.75
52 Week low
$5.21
52 Week low$5.21

Stock Snapshot

With a market cap of 42.07M, Mersana Therapeutics(MRSN) trades at $8.41. The stock has a price-to-earnings ratio of -0.54.

On 2025-11-07, Mersana Therapeutics(MRSN) stock traded between a low of $7.54 and a high of $8.43. Shares are currently priced at $8.41, which is +11.5% above the low and -0.2% below the high.

Mersana Therapeutics(MRSN) shares are trading with a volume of 33.95K, against a daily average of 37.79K.

During the past year, Mersana Therapeutics(MRSN) stock moved between $5.21 at its lowest and $70.75 at its peak.

During the past year, Mersana Therapeutics(MRSN) stock moved between $5.21 at its lowest and $70.75 at its peak.

Analyst ratings

89%

of 9 ratings
Buy
88.9%
Hold
11.1%
Sell
0%

People also own

Based on the portfolios of people who own MRSN. This list is generated using Robinhood data, and it’s not a recommendation.
All investments involve risks, including the loss of principal. Securities trading offered through Robinhood Financial LLC, Member SIPC and a registered broker-dealer.