News Releases

SOUTH SAN FRANCISCO, Calif., Jan. 7, 2024 /PRNewswire/ -- IDEAYA Biosciences, Inc. (NASDAQ: IDYA), a precision medicine oncology company committed to the discovery and development of targeted therapeutics, announced its participation at the 42^nd Annual J.P. Morgan Healthcare Conference and 2024 corporate guidance and program updates.

42^nd Annual J.P. Morgan Healthcare Conference
Tuesday, January 9^th, 2024 at 8:15 AM PT (11:15 AM ET)

• Presentation by Yujiro S. Hata, Chief Executive Officer followed by analyst-hosted Q&A with Anupam Rama, Managing Director, US SMID Biotechnology Equity Research, J.P. Morgan

IDEAYA's 2024 corporate guidance and program updates include:

• Balance sheet of $511.1 million of cash, cash equivalents and marketable securities as of September 30, 2023, and $134.7 million estimated net proceeds from subsequent follow-on financing and $10 million receivable from GSK, is anticipated to fund operations into 2028

• International site activation and double-digit patient enrollment achieved in potential registration-enabling Phase 2/3 clinical trial of darovasertib and crizotinib combination in first-line HLA-A2(-) metastatic uveal melanoma (MUM)

• Clinical program update(s) in 2024 for potential registration-enabling Phase 2/3 clinical trial of darovasertib and crizotinib combination in first-line HLA-A2(-) MUM

• Targeting clinical efficacy update from Phase 2 company sponsored neoadjuvant uveal melanoma (UM) study in mid-year 2024 and regulatory guidance update in 2024

• Targeting ongoing enrollment of IDE397 and AMG 193 Phase 1 combination study in MTAP-deletion solid tumors and development of joint publication strategy in 2024

• Anticipate First-Patient-In of Phase 1 IDE397 and Trodelvy® clinical combination study in MTAP-deletion bladder cancer in mid-year 2024

• Preliminary IDE397 clinical efficacy observed in MTAP deletion solid tumors, including RECIST 1.1 complete response in bladder cancer patient, 33% tumor shrinkage in NSCLC patient by CT/PET, and multiple ctDNA molecular responses in NSCLC and bladder cancer 

• Targeting IDE161 clinical program update(s) and enabling of clinical combination(s) in 2024

• Preliminary IDE161 clinical efficacy observed in HRD solid tumors, including RECIST 1.1 partial responses in priority solid tumor types and >50% PSA reduction in a prostate cancer patient 

• Targeting ongoing enrollment of IDE161 Phase 1 expansion in HRD solid tumor priority types, including endometrial, colorectal, prostate, and ER+ HER2- breast cancers

• Advancing Phase 1 dose escalation for GSK101 (IDE705) Pol Theta Helicase inhibitor, and targeting IND submission in 2024 for Werner Helicase Inhibitor Development Candidate ($7.0 million milestone upon IND clearance) under collaboration with GSK

• Targeting multiple wholly-owned next generation development candidate nominations in 2024, including in MTAP-deletion, further advancing IDEAYA's multi-pronged strategy in MTAP-deletion and AI/ML and structurally-enabled drug discovery platform

IDEAYA's updated corporate presentation reflecting its 2024 corporate guidance is available on its website, at the Investor Relations page: https://ir.ideayabio.com/.

A live audio webcast of the event, as permitted by conference host, will be available at the "Investors/News and Events/Investor Calendar" section of the IDEAYA website at https://ir.ideayabio.com/events. A replay of available webcasts will be accessible for 30 days following the live event.

About IDEAYA Biosciences

IDEAYA is a precision medicine oncology company committed to the discovery and development of targeted therapeutics for patient populations selected using molecular diagnostics.  IDEAYA's approach integrates capabilities in identifying and validating translational biomarkers with drug discovery to select patient populations most likely to benefit from its targeted therapies.  IDEAYA is applying its early research and drug discovery capabilities to synthetic lethality – which represents an emerging class of precision medicine targets. 

Forward-Looking Statements

This press release contains forward-looking statements, including, but not limited to, statements related to (i) participation in and/or presentation at certain investor relations events and (ii) 2024 corporate guidance. IDEAYA undertakes no obligation to update or revise any forward-looking statements. For a further description of the risks and uncertainties that could cause actual results to differ from those expressed in these forward-looking statements, as well as risks relating to the business of IDEAYA in general, see IDEAYA's recent Quarterly Report on Form 10-Q filed on November 7, 2023 and any current and periodic reports filed with the U.S. Securities and Exchange Commission.

Investor and Media Contact
IDEAYA Biosciences
Andres Ruiz Briseno
Senior Vice President, Head of Finance and Investor Relations
investor@ideayabio.com

SOURCE IDEAYA Biosciences, Inc.