UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-38129 Mersana Therapeutics, Inc. (Exact name of registrant as specified in its charter) Delaware 04-3562403 (State or other jurisdiction of ...

Mersana Therapeutics, Inc. (NASDAQ:MRSN) Q1 2023 Earnings Conference Call May 9, 2023 8:00 AM ET Company Participants Jason Fredette – Senior Vice President, Investor Relations and Corporate Communications Anna Protopapas – President and Chief Executive Officer Arvin Yang – Chief Medical Officer Brian DeSchuytner – Chief Financial Officer Conference Call Participants Brian Cheng – J.P. Morgan Jonathan Chang – SVB Securities Colleen Kusy – Baird Kaveri Pohlman – BTIG Ashiq Mubarack – Citi Boris Peaker – Cowe ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-38129 Mersana Therapeutics, Inc. (Exact name of registrant as specified in its charter) Delaware 04-3562403 (State or other jurisdiction of ...

February 1, 2023 Mersana may not actually achieve the plans, intentions or expectations disclosed in these forward-looking statements, and you should not place undue reliance on these forward-looking statements. Actual results or events could differ materially from the plans, intentions and expectations disclosed in these forward-looking statements as a result of various factors, including, among other things, uncertainties inherent in research and development, in the initiation and advancement of clinical ...

Mersana Therapeutics, Inc. (NASDAQ:MRSN) Q4 2022 Earnings Conference Call February 28, 2023 8:00 AM ET Company Participants Jason Fredette - SVP, IR and Corporate Communications Anna Protopapas - President and CEO Arvin Yang - Chief Medical Officer Brian DeSchuytner - CFO Conference Call Participants Jonathan Chang - SVB Securities Ashiq Mubarack - Citi Asthika Goonewardene - Truist Securities Boris Peaker - Cowen Operator Good morning, and welcome to Mersana Therapeutics Fourth Quarter and Year End 2022 Co ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022. OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 001-38129 Mersana Therapeutics, Inc. (Exact name of registrant as specified in its charter) Delaware 04-3562403 (State ...

Mersana Therapeutics, Inc. (NASDAQ:MRSN) Q3 2022 Earnings Conference Call November 7, 2022 8:30 AM ET Company Participants Jason Fredette - Senior Vice President, Investor Relations and Corporate Communications Anna Protopapas - President and Chief Executive Officer Arvin Yang - Senior Vice President and Chief Medical Officer Brian DeSchuytner - Senior Vice President and Chief Financial Office Conference Call Participants Jonathan Chang - SVB Securities Colleen Kusy - Baird Kaveri Pohlman - BTIG David Niere ...

Accelerating ADC Innovation …because patients are waiting September 2022 Legal Disclaimer This presentation contains "forward-looking" statements and information within the meaning of the Private Securities Litigation Reform Act of 1995. These statements may be identified by words such as "aims," "anticipates," "believes," "could," "estimates," "expects," "forecasts," "goal," "intends," "may," "plans," "possible," "potential," "seeks," "will" and variations of these words or similar expressions, although no ...

Accelerating ADC Innovation …because patients are waiting August 2022 Legal Disclaimer This presentation contains "forward-looking" statements and information within the meaning of the Private Securities Litigation Reform Act of 1995. These statements may be identified by words such as "aims," "anticipates," "believes," "could," "estimates," "expects," "forecasts," "goal," "intends," "may," "plans," "possible," "potential," "seeks," "will" and variations of these words or similar expressions, although not a ...

Mersana Therapeutics, Inc. (NASDAQ:MRSN) Q2 2022 Earnings Conference Call August 8, 2022 4:30 PM ET Company Participants Jason Fredette - Senior Vice President, Investor Relations and Corporate Communications Anna Protopapas - President, CEO & Director Arvin Yang - Senior VP & Chief Medical Officer Brian DeSchuytner - Senior VP & CFO Conference Call Participants Jonathan Chang - SVB Securities Colleen Kusy - Baird Operator Good afternoon, and welcome to Mersana Therapeutics Second Quarter 2022 Conference Ca ...