Mersana Therapeutics

IPO

Targeted Therapies for Children and Adults

Cambridge, United States · $95.1M raised

Employees
51–200
Business Model
B2B
Total Funding
$95.1M
Last Round
$33.1M Series CMar 2015
Rounds
3

About

Mersana Therapeutics is a clinical-stage biopharmaceutical company developing antibody-drug conjugates; acquired by Day One Biopharmaceuticals in 2025.

Summary

Mersana Therapeutics is a Biotech company based in Cambridge, United States. It has raised $95.1M in total across 3 rounds, most recently a $33.1M Series C round in Mar 2015. Investors include New Enterprise Associates, Rock Springs Capital and Fidelity Biosciences.

Tech & App Stack

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Funding History

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IPOJun 2017
$75.0M

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Series C through IPO — per-round amounts, valuations, and who invested in each round.

Investors

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