Table of Contents _____________________________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 _____________________________ FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-37359 _____________________________ BLUEPRINT MEDICINES CORPORATION (Exact Name of ...

Financial Data and Key Metrics Changes - Blueprint Medicines reported total revenues of $36.5 million for Q2 2022, including $28.5 million in net product revenues from AYVAKIT, reflecting a 20% quarter-over-quarter growth in AYVAKIT revenues [7][41]. - The company reiterated its revenue guidance for 2022, expecting total revenues between $180 million and $200 million, and AYVAKIT net product revenues between $115 million and $130 million [41][42]. - R&D expenses for Q2 were $128.3 million, an increase of approximately $25 million from Q1, driven by the startup and supply activities of new clinical trials [42][43]. Business Line Data and Key Metrics Changes - AYVAKIT has established itself as the standard of care for advanced systemic mastocytosis (SM), with over 50% market share in the U.S. and treatment of choice for more than 70% of new therapy patients [14][60]. - The company has seen four consecutive quarters of double-digit revenue growth for AYVAKIT, with $24.7 million generated in the U.S. and $3.8 million ex-U.S. in Q2 [13][41]. - The launch in Germany is progressing well, with early adoption at mastocytosis centers and ongoing reimbursement submissions in other key markets [13]. Market Data and Key Metrics Changes - The number of diagnosed SM patients in the U.S. has grown by 63% since AYVAKIT's launch in January 2020, with over 16,000 unique diagnosed patients identified [20]. - The addressable market opportunity for AYVAKIT in non-advanced SM is estimated at approximately 7,500 patients with moderate to severe disease, indicating significant growth potential [22][23]. Company Strategy and Development Direction - The company plans to leverage its strong cash position and operational flexibility from a $1.25 billion non-dilutive financing to accelerate its pipeline and explore strategic business development opportunities [9][45]. - Blueprint Medicines aims to capture the non-advanced SM market, which currently lacks approved therapies, and anticipates a multibillion-dollar opportunity for AYVAKIT in this space [23][24]. - The company is focused on advancing its EGFR and CDK2 programs, with multiple data catalysts expected in the second half of 2022 [33][38]. Management's Comments on Operating Environment and Future Outlook - Management expressed confidence in AYVAKIT's potential to transform treatment for patients with non-advanced SM, highlighting the urgency to treat this patient population [17][19]. - The management team emphasized the importance of upcoming data from the PIONEER Part 2 study, which is expected to provide robust evidence for AYVAKIT's efficacy and safety [25][31]. - The company remains optimistic about its growth trajectory, supported by a strong cash position and a diverse pipeline of programs [47]. Other Important Information - Blueprint Medicines out-licensed its internally discovered KIT exon 13 inhibitor to IDRx, receiving a 15% equity stake and potential milestone payments totaling up to $217 million [39]. - The company plans to provide further insights into its growth drivers at an Investor Day scheduled for November 1, 2022 [11]. Q&A Session Summary Question: What level of granularity should be expected for the safety portion of the PIONEER study? - Management plans to present adverse events and serious adverse events comparing the two arms, with expectations for a safety profile similar to Part 1 [51][52]. Question: What are the expectations for market share in advanced SM? - The company confirmed over 50% market share in the U.S. and is encouraged by the growth potential in both treatment-naïve and previously treated patients [60][62]. Question: How will the new endpoint in PIONEER impact physician utilization? - The change in endpoint is expected to provide clinically meaningful benefits, which could significantly influence physician prescribing behavior [92][96]. Question: What is the anticipated approval process for PIONEER results? - The company expects a full approval from the FDA with a rapid review of the dossier following the submission of PIONEER results [81][82]. Question: How does the company view the competitive landscape post-PIONEER? - Management believes that the high bar set by AYVAKIT's data will make it challenging for follow-on compounds to gain traction in the market [82][101].

Table of Contents _____________________________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 _____________________________ FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-37359 _____________________________ BLUEPRINT MEDICINES CORPORATION (Exact Name of Regi ...

Blueprint Medicines Corporation (NASDAQ:BPMC) Q1 2022 Earnings Conference Call May 3, 2022 8:30 AM ET Company Participants Jenna Cohen - Senior Director and Head of Investor Relations Kate Haviland - Chief Executive Officer Christy Rossi - Chief Operating Officer Philina Lee - Chief Commercial Officer Becker Hewes - MD, Chief Medical Officer Mike Landsittel - Chief Financial Officer Conference Call Participants Marc Frahm - Cowen Dane Leone - Raymond James Elizabeth - Goldman Sachs Reni Benjamin - JMP Secur ...

Table of Contents _____________________________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 _____________________________ FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-37359 _____________________________ BLUEPRINT MEDICINES CORPORATION (Exact Name of Reg ...

Blueprint Medicines Corporation (NASDAQ:BPMC) Q4 2021 Earnings Conference Call February 16, 2022 8:30 AM ET Company Participants Kristin Hodous – Senior Manager-Investor Relations Jeff Albers – Chief Executive Officer Kate Haviland – Chief Operating Officer Christy Rossi – Chief Commercial Officer Becker Hewes – Chief Medical Officer Mike Landsittel – Chief Financial Officer Fouad Namouni – President-Research & Development Conference Call Participants Marc Frahm – Cowen Dane Leone – Raymond James Brad Canin ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 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, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to | --- | --- | --- | --- | |---------------------------------------------------------------------------|----------------------------------------- ...

Blueprint Medicines Corporation (NASDAQ:BPMC) Q3 2021 Earnings Conference Call October 28, 2021 8:30 AM ET Company Participants Jeff Albers - CEO Mike Landsittel - CFO Christy Rossi - CCO Fouad Namouni - President, R&D Becker Hewes - CMO Kristin Hodous - IR Conference Call Participants Andrea Tan - Goldman Sachs Reni Benjamin - JMP Securities Dane Leone - Raymond James Marc Frahm - Cowen and Company Andrew Berens - SVB Leerink Avatar Jones - Morgan Stanley Arlinda Lee - Canaccord Genuity Inc. Paul Jeng - Gu ...

Table of Contents _____________________________ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 _____________________________ FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission file number 001-37359 _____________________________ BLUEPRINT MEDICINES CORPORATION (Exact Name of ...

Blueprint Medicines Corporation (NASDAQ:BPMC) Q2 2021 Earnings Conference Call July 29, 2021 8:30 AM ET Company Participants Kristin Hodous - Senior Manager-Investor Relations Jeff Albers - Chief Executive Officer Christy Rossi - Chief Commercial Officer Becker Hewes - Chief Medical Officer Mike Landsittel - Chief Financial Officer Conference Call Participants Salveen Richter - Goldman Sachs Marc Frahm - Cowen Dane Leone - Raymond James Reni Benjamin - JMP Securities Peter Lawson - Barclays David Lebowitz ...