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Mersana Therapeutics Inc Stock Price, News & Analysis

MRSN Nasdaq

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) has announced that the FDA granted orphan drug designation to its lead ADC, XMT-2056, for treating gastric cancer, which affects approximately 26,560 new cases annually in the U.S. This designation enables Mersana to receive incentives such as tax credits, user fee exemptions, and potential seven-year market exclusivity upon approval. The company plans to initiate a Phase 1 trial for XMT-2056 in mid-2022, targeting HER2-expressing tumors, with expectations for its unique mechanism to enhance treatment efficacy.

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Mersana Therapeutics (NASDAQ: MRSN) reported a net loss of $47.3 million for Q1 2022, increasing from $34.7 million in Q1 2021. Cash and cash equivalents rose to $230.1 million, bolstered by a $40 million upfront payment from a collaboration with Janssen, alongside potential milestone earnings exceeding $1 billion. The company aims to advance its UpRi ADC in multiple clinical trials with expected patient dosing in Phase 1 trials for XMT-1660 and XMT-2056 commencing mid-2022. R&D expenses climbed to $35.8 million due to increased clinical activity.

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Mersana Therapeutics (NASDAQ:MRSN) announced on May 2, 2022, that it granted stock options and restricted stock units (RSUs) to seven new employees who joined in April 2022. The awards include stock options for 152,100 shares at an exercise price of $3.70, with a 10-year term and a four-year vesting schedule. Furthermore, the RSUs, totaling 10,050 shares, will vest in equal installments over four years, starting May 15, 2023. These inducement awards comply with Nasdaq Listing Rule 5635(c)(4) to attract new talent to the company.

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Mersana Therapeutics, Inc. (NASDAQ: MRSN) announced it will present business updates and financial results for Q1 2022 on May 9, 2022. A conference call will be held at 8:00 a.m. ET, accessible via phone or live webcast. Mersana focuses on developing antibody-drug conjugates (ADCs) for cancer treatment, including lead candidate upifitamab rilsodotin (UpRi) for ovarian cancer. Key trials include UPLIFT and UPGRADE, along with ongoing development of XMT-1592 and other ADCs.

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Mersana Therapeutics (NASDAQ:MRSN) announced on April 1, 2022, the grant of inducement awards consisting of stock options for 51,150 shares to four new employees. These options have an exercise price of $4.32 per share, equal to the closing price on the grant date. The options vest over four years, with 25% vesting on the one-year anniversary and the rest vesting quarterly. This grant aligns with Nasdaq Listing Rule 5635(c)(4) and aims to incentivize new talent in the clinical-stage biopharmaceutical company, which focuses on innovative antibody-drug conjugates targeting cancer.

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Mersana Therapeutics (NASDAQ:MRSN) has announced promising results for XMT-1660 and XMT-2056, two antibody-drug conjugates (ADCs) targeting cancer. XMT-1660 showed robust anti-tumor activity in breast cancer models, particularly in B7-H4 expressing tumors, while XMT-2056 demonstrated effectiveness as a monotherapy and in combination with standard therapies in HER2-positive models. Both candidates are set to enter Phase 1 clinical trials in mid-2022. The company will present relevant data at the AACR Annual Meeting from April 8-13, 2022. This progress signals potential advancements in cancer treatment.

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Mersana Therapeutics (NASDAQ:MRSN) announced the presentation of data from its Phase 1 trial of upifitamab rilsodotin (UpRi) at the Society of Gynecologic Oncology Annual Meeting on Women’s Cancer, March 18-21, 2022. UpRi targets NaPi2b in patients with platinum-resistant ovarian cancer. Analysis on nearly 100 patients, presented on March 19, supports a recommended Phase 2 dose of 36 mg/m² for the ongoing UPLIFT trial. Mersana plans to initiate a Phase 3 trial (UP-NEXT) for UpRi monotherapy maintenance in platinum-sensitive recurrent ovarian cancer in Q2 2022.

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Mersana Therapeutics, a clinical-stage biopharmaceutical company focused on cancer therapies, will present at the Cowen 42nd Annual Health Care Conference on March 9, 2022, at 12:50 p.m. ET. The presentation will be accessible via a live webcast on their website, with an archived replay available for 30 days. Mersana's lead candidate, upifitamab rilsodotin, is being evaluated in pivotal trials for ovarian cancer, while the company continues to develop additional antibody drug conjugates (ADCs) targeting NaPi2b and other cancer-related pathways.

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Mersana Therapeutics (MRSN) reported its Q4 and full-year 2021 financial results, highlighting a net loss of $49 million for Q4 and $170 million for the year. The company is advancing multiple antibody-drug conjugates (ADCs) targeting cancers, with key trials like UPLIFT and UP-NEXT on track. A strategic collaboration with Janssen brought in $40 million upfront and potential future milestones exceeding $1 billion. Cash and equivalents stood at $177.9 million as of year-end 2021, with the company expecting sufficient funds into H2 2023.

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Mersana Therapeutics, Inc. (NASDAQ:MRSN) announced a conference call on February 28, 2022, at 8:00 a.m. ET to discuss its Q4 and annual financial results for 2021 and provide business updates. The company focuses on developing antibody-drug conjugates (ADCs) for cancer treatment, with lead candidate upifitamab rilsodotin undergoing clinical trials for ovarian cancer. Mersana also develops additional ADCs and collaborates with partners to enhance their ADC pipelines. The firm was recognized as one of Massachusetts's top workplaces in 2021.

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FAQ

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

The current stock price of Mersana Therapeutics (MRSN) is $0.296 as of June 30, 2025.

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

The market cap of Mersana Therapeutics (MRSN) is approximately 42.4M.
Mersana Therapeutics Inc

Nasdaq:MRSN

MRSN Rankings

MRSN Stock Data

42.45M
122.65M
1.4%
85.51%
8.28%
Biotechnology
Pharmaceutical Preparations
Link
United States
CAMBRIDGE