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Mersana Therapeutics Inc Stock Price, News & Analysis

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Welcome to our dedicated page for Mersana Therapeutics news (Ticker: MRSN), a resource for investors and traders seeking the latest updates and insights on Mersana Therapeutics stock.

Mersana Therapeutics Inc (MRSN) is a clinical-stage biopharmaceutical pioneer developing antibody-drug conjugates (ADCs) through its proprietary Fleximer platform. This page serves as the definitive source for verified news and regulatory updates about their innovative cancer therapies.

Investors and researchers will find timely updates on clinical trial progress, partnership announcements, and scientific advancements across MRSN's ADC platforms. Our curated feed includes press releases about Dolasynthen payload optimization, Immunosynthen immune activation studies, and strategic collaborations advancing oncology pipeline candidates.

All content undergoes strict verification to ensure accuracy in reporting trial phases, regulatory milestones, and business developments. Bookmark this page for centralized access to MRSN's latest ADC research breakthroughs, presented with context for both professional investors and therapeutic area specialists.

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Mersana Therapeutics (Nasdaq: MRSN) announced an inducement award for its new Senior VP and Chief Human Resources Officer, Carla Poulson. The Board of Directors approved a stock option grant allowing Ms. Poulson to purchase 100,000 shares at $21.67 each. The shares will vest over four years, with 25% vesting after the first year and the remainder in quarterly installments. Mersana specializes in antibody-drug conjugates (ADCs) aimed at treating cancers, with ongoing clinical studies for its lead product candidates.

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Mersana Therapeutics, Inc. (Nasdaq: MRSN) announced the appointment of Carla Poulson as Chief Human Resources Officer on January 19, 2021. Poulson brings extensive experience in organizational development from her previous roles at Akcea Therapeutics and Vertex Pharmaceuticals. The leadership team is optimistic about her impact on the company, especially as it scales its operations to support its promising pipeline of antibody-drug conjugates targeting high unmet medical needs. Mersana is advancing clinical studies for its leading candidates, XMT-1536 and XMT-1592.

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Mersana Therapeutics (NASDAQ:MRSN), a clinical-stage biopharmaceutical company, announced that President and CEO Anna Protopapas will present a company overview at the 39th Annual J.P. Morgan Conference on January 13, 2021, at 5:20 p.m. ET. The event will be held virtually, and a live webcast will be accessible on Mersana’s website, with an archived replay available for 90 days. Mersana focuses on developing antibody-drug conjugates (ADCs) aimed at treating cancers with high unmet medical needs, with notable candidates XMT-1536 and XMT-1592 currently in clinical studies.

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Mersana Therapeutics (NASDAQ:MRSN) announced plans for the UPLIFT single-arm registration study for XMT-1536 in platinum-resistant ovarian cancer, following FDA feedback. The company reported consistent activity and tolerability in its Phase 1 study, with encouraging response rates observed. Mersana ended Q4 2020 with approximately $255 million in cash, ensuring operational stability for the next two years and beyond. Additional studies for XMT-1660, an ADC targeting B7-H4, are expected to complete IND-enabling studies by Q4 2021.

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Mersana Therapeutics (NASDAQ:MRSN) will host a virtual Analyst and Investor event on January 5, 2021, from 10:00 a.m. to 12:00 p.m. ET. The event will feature key updates on XMT-1536, Mersana's first-in-class ADC candidate for ovarian cancer. Dr. Debra L. Richardson will present data from ongoing studies, while the management team will outline plans for registration-enabling studies and reveal preclinical data for the B7-H4 DolaLock ADC. Additionally, 2021 goals and milestones for clinical programs will be discussed. A live webcast will be available on Mersana's website.

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On December 2, 2020, Mersana Therapeutics (MRSN) announced the appointment of Arvin Yang, M.D., Ph.D. as the Senior Vice President and Chief Medical Officer. The Compensation Committee approved an inducement stock option grant allowing Dr. Yang to purchase up to 200,000 shares at $25.48 each, with a four-year vesting schedule. Mersana is focused on antibody-drug conjugates (ADCs) for cancer treatment, with notable candidates XMT-1536 and XMT-1592 currently in clinical studies.

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Mersana Therapeutics (Nasdaq: MRSN) announced the appointment of Arvin Yang, M.D., Ph.D., as Senior Vice President and Chief Medical Officer, effective immediately. Dr. Yang succeeds Dirk Huebner, M.D., who will assist in the transition until January 15, 2021. With over a decade of experience at Bristol Myers Squibb, Dr. Yang's background in global registration trials and oncology is expected to accelerate the advancement of Mersana’s lead candidate, XMT-1536, in ovarian cancer. The company aims to leverage his expertise to drive its innovative pipeline.

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Mersana Therapeutics (NASDAQ:MRSN) announced preclinical data on its Immunosynthen STING-Agonist ADC platform, showcased during the SITC Annual Meeting from November 9-14, 2020. This innovative approach activates the STING pathway in both tumor and immune cells, enhancing anti-tumor efficacy. The findings suggest that ADCs can potentially deliver a superior therapeutic effect compared to traditional immune activators. Mersana's pipeline includes ADCs like XMT-1536, currently in Phase 1 studies for ovarian cancer, and XMT-1592 targeting NaPi2b-expressing tumors.

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Mersana Therapeutics (NASDAQ:MRSN) announced a live webinar on November 16, 2020, at 8:00 a.m. ET to showcase its Immunosynthen STING-agonist ADC platform. The session will include discussions on preclinical data demonstrating STING activation in tumor and immune cells, the optimization of the platform, and the timeline for the first investigational drug candidate. The event can be accessed via their website or through a dedicated phone line.

Mersana is committed to developing antibody-drug conjugates (ADCs) to improve cancer treatment options.

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Mersana Therapeutics (NASDAQ:MRSN) reported promising results for its XMT-1536 Phase 1 study in ovarian cancer, showing a 34% objective response rate, including 7% complete responses. The FDA granted Fast Track Designation for XMT-1536, enhancing its potential market entry. The company ended Q3 2020 with $271 million in cash, enabling them to fund operations for over two years. R&D expenses rose to $16.5 million due to increased clinical activities. The net loss was $22.5 million, or $0.33 per share, compared to a loss of $16.8 million, or $0.35 per share, in Q3 2019.

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FAQ

What is the current stock price of Mersana Therapeutics (MRSN)?

The current stock price of Mersana Therapeutics (MRSN) is $0.3977 as of May 2, 2025.

What is the market cap of Mersana Therapeutics (MRSN)?

The market cap of Mersana Therapeutics (MRSN) is approximately 45.4M.
Mersana Therapeutics Inc

Nasdaq:MRSN

MRSN Rankings

MRSN Stock Data

45.35M
122.75M
1.4%
85.51%
8.28%
Biotechnology
Pharmaceutical Preparations
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United States
CAMBRIDGE