Mersana Therapeutics, Inc. - Common Stock (MRSN)
27.43
+0.00 (0.00%)
NASDAQ · Last Trade: Nov 14th, 5:18 AM EST
Detailed Quote
| Previous Close | 27.43 |
|---|---|
| Open | - |
| Bid | 26.90 |
| Ask | 27.28 |
| Day's Range | N/A - N/A |
| 52 Week Range | 5.210 - 70.75 |
| Volume | 1,060 |
| Market Cap | 1.97B |
| PE Ratio (TTM) | -5.215 |
| EPS (TTM) | -5.3 |
| Dividend & Yield | N/A (N/A) |
| 1 Month Average Volume | 180,643 |
Chart
About Mersana Therapeutics, Inc. - Common Stock (MRSN)
Mersana Therapeutics is a biotechnology company focused on the development of innovative treatments for cancer. The company specializes in advancing antibody-drug conjugates (ADCs), which are targeted therapies designed to deliver potent cytotoxic agents directly to cancer cells while minimizing damage to healthy tissue. Mersana is dedicated to improving patient outcomes through its proprietary technology platform, which enables the design of highly effective treatments aimed at addressing various types of tumors. With a strong emphasis on research and development, the company is committed to bringing novel therapies to market that address unmet medical needs in the oncology space. Read More
News & Press Releases
Mersana surged even as multiple firms downgraded the stock following Day One’s acquisition agreement.
Via Stocktwits · November 14, 2025
Let's have a look at what is happening on the US markets after the closing bell on Thursday. Below you can find the top gainers and losers in today's after hours session.
Via Chartmill · November 13, 2025
Via Benzinga · November 13, 2025
Via Benzinga · November 13, 2025
Day One Biopharmaceuticals plans to acquire Mersana Therapeutics in a deal worth up to $285 million to expand its cancer drug portfolio.
Via Benzinga · November 13, 2025
Via Benzinga · November 13, 2025
Shares of Mersana Therapeutics catapulted early Thursday after Day One Biopharmaceuticals agreed to buy it.
Via Investor's Business Daily · November 13, 2025
Halper Sadeh LLC, an investor rights law firm, is investigating whether the sale of Mersana Therapeutics, Inc. (NASDAQ: MRSN) to Day One Biopharmaceuticals, Inc. is fair to Mersana shareholders. Under the terms of the proposed transaction, Mersana shareholders will receive $25.00 per share in cash plus one non-tradable contingent value right (CVR) per share to receive certain potential milestone payments of up to $30.25 per CVR in cash, for total consideration of up to $55.25 per share in cash.
By Halper Sadeh LLC · Via Business Wire · November 13, 2025
Via Benzinga · November 13, 2025
The upfront purchase price of $25 alone represents a premium of 182% from Mersana’s closing price on Wednesday.
Via Stocktwits · November 13, 2025
Via Benzinga · August 12, 2025
Let's have a look at what is happening on the US markets in the middle of the day on Thursday. Below you can find the top gainers and losers in today's session.
Via Chartmill · July 24, 2025
Today's session on Thursday is marked by notable gaps in various stocks. Stay informed with the gap up and gap down stocks in today's session.
Via Chartmill · July 24, 2025
Via Benzinga · June 30, 2025
The regular session of the US market on Thursday is now over, but let's get a preview of the after-hours session and explore the top gainers and losers driving the post-market movements.
Via Chartmill · April 24, 2025

Via Benzinga · February 6, 2025

Mersana shares Phase 1 data on Emi-Le for TNBC and details FDA's Fast Track status for XMT-1660 in advanced HER2-low breast cancer.
Via Benzinga · January 10, 2025

Via Benzinga · November 13, 2024
