WALTHAM, Mass., Jan. 10, 2025 (GLOBE NEWSWIRE) -- Xilio Therapeutics, Inc. (Nasdaq: XLO), a clinical-stage biotechnology company discovering and developing tumor-activated immuno-oncology therapies for people living with cancer, today announced that, effective January 1, 2025, the company granted a non-qualified stock option to purchase 375,000 shares of its common stock to Caroline Hensley, its newly hired Chief Legal Officer, under Xilio Therapeutics’ 2022 Inducement Stock Incentive Plan. The stock option ...

Announces preliminary Phase 1 data for XTX301, a tumor-activated IL-12, demonstrating an improved tolerability profile over historical data for rhIL-12, with no dose-limiting toxicities Completed additional private placement with Gilead for purchase of remaining equity investment in connection with XTX301 partnership WALTHAM, Mass., Dec. 19, 2024 (GLOBE NEWSWIRE) -- Xilio Therapeutics, Inc. (Nasdaq: XLO), a clinical-stage biotechnology company discovering and developing tumor-activated immuno-oncology ther ...

Announces preliminary Phase 1 data for XTX301, a tumor-activated IL-12, demonstrating an improved tolerability profile over historical data for rhIL-12, with no dose-limiting toxicities Completed additional private placement with Gilead for purchase of remaining equity investment in connection with XTX301 partnership WALTHAM, Mass., Dec. 19, 2024 (GLOBE NEWSWIRE) -- Xilio Therapeutics, Inc. (NASDAQ:XLO), a clinical-stage biotechnology company discovering and developing tumor-activated immuno-oncology thera ...

WALTHAM, Mass., Dec. 16, 2024 (GLOBE NEWSWIRE) -- Xilio Therapeutics, Inc. (Nasdaq: XLO), a clinical-stage biotechnology company discovering and developing tumor-activated immuno-oncology therapies for people living with cancer, today announced the appointment of Caroline (Holda) Hensley as chief legal officer. “Caroline is an accomplished lawyer and biotechnology executive who brings a wealth of experience advising public life science companies across all stages of development and commercialization,” said ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | --- | --- | |----------------------------------------------------------------------------------------------------------|--------------------------------------------- ...

Exhibit 99.1 Xilio Therapeutics Announces Pipeline and Business Updates and Third Quarter 2024 Financial Results Will present initial Phase 1C dose escalation data for vilastobart (XTX101), a tumoractivated, Fc-enhanced anti-CTLA-4, in combination with atezolizumab, in a late-breaker poster presentation at the SITC Annual Meeting Expect to report initial Phase 2 data in microsatellite stable colorectal cancer (MSS CRC) for vilastobart in combination with atezolizumab in the fourth quarter of 2024 Expect to ...

Combination of vilastobart and atezolizumab demonstrated encouraging early evidence of anti-tumor activity, including unconfirmed partial responses observed in two patients with difficult-to-treat, immunologically “cold” tumors Complete resolution of a metastatic liver lesion observed in a patient with microsatellite stable colorectal cancer (MSS CRC) Safety data indicated combination of vilastobart and atezolizumab was generally well-tolerated and support the potential of vilastobart to be a differentiated ...

Will present initial Phase 1C dose escalation data for vilastobart (XTX101), a tumor-activated, Fc-enhanced anti-CTLA-4, in combination with atezolizumab, in a late-breaker poster presentation at the SITC Annual Meeting Expect to report initial Phase 2 data in microsatellite stable colorectal cancer (MSS CRC) for vilastobart in combination with atezolizumab in the fourth quarter of 2024 Expect to report Phase 1 data for XTX301, a tumor-activated IL-12, in the fourth quarter of 2024 WALTHAM, Mass., Nov. 07, ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 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, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 | --- | --- | |----------------------------------------------------------------------------------------------------------|-------------------------------------------------- ...

Exhibit 99.1 Xilio Therapeutics Announces Pipeline and Business Updates and Second Quarter 2024 Financial Results Initiated enrollment in Phase 2 clinical trial of XTX101, a tumor-activated, Fc-enhanced anti-CTLA-4, in combination with atezolizumab in patients with microsatellite stable colorectal cancer (MSS CRC) Initiated enrollment in Phase 1B monotherapy dose expansion for XTX301, a tumor-activated IL-12, in patients with advanced solid tumors; Phase 1A monotherapy dose escalation ongoing with no dose-l ...