Press Releases

- Ongoing Pivotal Phase 3 trial evaluating atebimetinib in combination with modified gemcitabine/nab-paclitaxel versus standard-of-care chemotherapy in first-line metastatic pancreatic cancer - -MAPKeeper 301 builds on encouraging Phase 2a results presented at ASCO 2026 including median overall

- Atebimetinib enhances PD-1 checkpoint blockade in preclinical models of RAS mutant tumors - - Findings provide additional mechanistic rationale for upcoming Phase 2 study of atebimetinib in combination with PD-1 blockade in lung cancer patients - NEW YORK, Oct.

- Stable or increased weight was twice as common among pancreatic cancer patients in the atebimetinib + mGnP study, compared to those in a benchmark study - - Patients with stable or increased weight at three months had significantly longer overall survival than patients who lost weight at three

- Trial in progress poster will highlight the ongoing Phase 3 MAPKeeper 301 trial of atebimetinib + mGnP in first-line pancreatic cancer patients - NEW YORK, Sept. 24, 2026 (GLOBE NEWSWIRE) -- Immuneering Corporation (Nasdaq: IMRX), a late-stage clinical oncology company focused on keeping cancer

- Expands on previously reported findings in which 84% of evaluable first-line PDAC patients treated with atebimetinib + mGnP maintained or gained weight at three months - - New analyses evaluate the overall survival implications of both preserving body mass and reducing tumor volume - NEW YORK,

NEW YORK, Sept. 03, 2026 (GLOBE NEWSWIRE) -- Immuneering Corporation (Nasdaq: IMRX), a late-stage clinical oncology company focused on keeping cancer patients alive and helping them thrive, today announced that management plans to participate in the following upcoming investor conferences: Cantor

- For patients with second-line (2L) metastatic pancreatic cancer, today’s FDA approval of a new treatment is an important milestone –  - For patients with first-line (1L) metastatic pancreatic cancer, Immuneering’s atebimetinib is being evaluated in a global randomized Phase 3 trial, MAPKeeper 301

- 17.3 month median overall survival in 55 first-line pancreatic cancer patients treated with atebimetinib in combination with chemotherapy, reported in oral presentation at ASCO Annual Meeting on June 1 -  - Phase 3 MAPKeeper 301 trial is underway, with patients being dosed and over 30 study

- Atebimetinib showed broad antitumor activity across KRAS-, NRAS-, and BRAF-mutant models, including colorectal, lung, and melanoma, by resisting the RAF-mediated bypass signaling that has constrained other MEK inhibitors - - In head-to-head in vivo studies, atebimetinib produced deeper, more

NEW YORK, July 17, 2026 (GLOBE NEWSWIRE) -- Immuneering Corporation (Nasdaq: IMRX), a late-stage clinical oncology company focused on keeping cancer patients alive and helping them thrive, previously announced on June 15, 2026, that Andrew Gengos was named Chief Financial Officer of the Company,