Mersana Therapeutics, Inc. - Common Stock (NQ:MRSN)

28.82 -0.25 (-0.86%)

Streaming Delayed Price Updated: 1:06 PM EST, Dec 29, 2025 Add to My Watchlist

Price and Volume

Volume	45,489
Open	28.87
Bid (Size)	28.80 (100)
Ask (Size)	28.85 (300)
Prev. Close	29.07
Today's Range	28.80 - 29.11
52wk Range	5.210 - 37.88
Shares Outstanding	71,761,525
Dividend Yield	N/A

Intraday 1 Week 1 Month 3 Month 1 Year 3 Year 5 Year

Top News

More News

BRODSKY & SMITH SHAREHOLDER UPDATE: Notifying Investors of the Following Investigations: Alexander & Baldwin, Inc. (NYSE - ALEX), United Security Bancshares (Nasdaq - UBFO), Udemy, Inc. (Nasdaq - UDMY), Mersana Therapeutics, Inc. (Nasdaq - MRSN)

December 23, 2025

From Brodsky & Smith LLC

Via GlobeNewswire

Halper Sadeh LLC Encourages MRSN, CSGS, RYI, GDOT Shareholders to Contact the Firm to Discuss Their Rights

December 18, 2025

Shareholders should contact the firm immediately as there may be limited time to enforce your rights

From Halper Sadeh LLC

Via GlobeNewswire

Performance

YTD	-17.6%	-17.6%
1 Month	+5.1%	+5.1%
3 Month	+270.0%	+270.0%
6 Month	+289.5%	+289.5%
1 Year	-18.8%	-18.8%

More News

Halper Sadeh LLC Encourages FFWM, MRSN, FSUN Shareholders to Contact the Firm to Discuss Their Rights

December 14, 2025

From Halper Sadeh LLC

Via GlobeNewswire

Halper Sadeh LLC Encourages CADE, MRSN, CDTX Shareholders to Contact the Firm to Discuss Their Rights

December 10, 2025

From Halper Sadeh LLC

Via GlobeNewswire

BRODSKY & SMITH SHAREHOLDER UPDATE: Notifying Investors of the Following Investigations: Mersana Therapeutics, Inc. (Nasdaq - MRSN), Cidara Therapeutics, Inc. (Nasdaq - CDTX), Cadence Bank (NYSE – CADE)

December 10, 2025

From Brodsky & Smith LLC

Via GlobeNewswire

Halper Sadeh LLC Encourages MRSN, CDTX, RYI Shareholders to Contact the Firm to Discuss Their Rights

December 08, 2025

From Halper Sadeh LLC

Via GlobeNewswire

Halper Sadeh LLC Encourages SEE, EXAS, MRSN Shareholders to Contact the Firm to Discuss Their Rights

November 27, 2025

From Halper Sadeh LLC

Via GlobeNewswire

Mersana Therapeutics Investor Alert By The Former Attorney General Of Louisiana: Kahn Swick & Foti, LLC Investigates Adequacy of Price and Process in Proposed Sale of Mersana Therapeutics, Inc. - MRSN

November 16, 2025

From Kahn Swick & Foti, LLC

Via Business Wire

BRODSKY & SMITH SHAREHOLDER UPDATE: Notifying Investors of the Following Investigations: Cidara Therapeutics, Inc. (Nasdaq - CDTX), Mersana Therapeutics, Inc. (Nasdaq - MRSN), TreeHouse Foods Inc. (NYSE - THS), Gulf Island Inc. (Nasdaq - GIFI)

November 14, 2025

From Brodsky & Smith LLC

Via GlobeNewswire

Mersana Therapeutics Inc (NASDAQ:MRSN) Reports Mixed Q3 2025 Results Amid Acquisition News ↗

November 14, 2025

Via Chartmill

Halper Sadeh LLC Encourages MRSN, THS, HBAN Shareholders to Contact the Firm to Discuss Their Rights

November 14, 2025

From Halper Sadeh LLC

Via GlobeNewswire

Earnings Scheduled For November 14, 2025 ↗

November 14, 2025

Via Benzinga

Mersana Therapeutics Stock Explodes Over 200% To Notch Best Day Ever As $285M Buyout Trumps Analyst Downgrades: Retail Cheers ‘Very Good Bargain’ ↗

November 14, 2025

Via Stocktwits

Stay updated with the stocks that are on the move in today's after-hours session. ↗

November 13, 2025

Via Chartmill

12 Health Care Stocks Moving In Thursday's Intraday Session ↗

November 13, 2025

Via Benzinga

Dow Dips Over 400 Points; JD.com Posts Upbeat Q3 Results ↗

November 13, 2025

Via Benzinga

Mersana Therapeutics Earnings Preview ↗

November 13, 2025

Via Benzinga

Day One Biopharma Expands Oncology Pipeline With $285 Million Mersana Buyout ↗

November 13, 2025

Via Benzinga

Nasdaq Down Over 150 Points; Disney Shares Fall After Q4 Results ↗

November 13, 2025

Via Benzinga

Mersana Catapults 200% On Day One Bio's Surprise Buyout ↗

November 13, 2025

Via Investor's Business Daily

MRSN Stock Alert: Halper Sadeh LLC is Investigating Whether the Sale of Mersana Therapeutics, Inc. is Fair to Shareholders

November 13, 2025

From Halper Sadeh LLC

Via Business Wire

12 Health Care Stocks Moving In Thursday's Pre-Market Session ↗

November 13, 2025

Via Benzinga

MRSN Stock Soars Over 200% Pre-Market After Day One Acquisition Deal ↗

November 13, 2025

Via Stocktwits

Mersana Misses Fiscal Q2 Revenue Target ↗

August 13, 2025

Via The Motley Fool

Earnings Scheduled For August 13, 2025 ↗

August 13, 2025

Via Benzinga

Frequently Asked Questions

Is Mersana Therapeutics, Inc. - Common Stock publicly traded?

Yes, Mersana Therapeutics, Inc. - Common Stock is publicly traded.

What exchange does Mersana Therapeutics, Inc. - Common Stock trade on?

Mersana Therapeutics, Inc. - Common Stock trades on the Nasdaq Stock Market

What is the ticker symbol for Mersana Therapeutics, Inc. - Common Stock?

The ticker symbol for Mersana Therapeutics, Inc. - Common Stock is MRSN on the Nasdaq Stock Market

What is the current price of Mersana Therapeutics, Inc. - Common Stock?

The current price of Mersana Therapeutics, Inc. - Common Stock is 28.82

When was Mersana Therapeutics, Inc. - Common Stock last traded?

The last trade of Mersana Therapeutics, Inc. - Common Stock was at 12/29/25 01:06 PM ET

What is the market capitalization of Mersana Therapeutics, Inc. - Common Stock?

The market capitalization of Mersana Therapeutics, Inc. - Common Stock is 2.07B

How many shares of Mersana Therapeutics, Inc. - Common Stock are outstanding?

Mersana Therapeutics, Inc. - Common Stock has 2B shares outstanding.

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