AIM ImmunoTech Announces Late Breaking Abstract from University of Pittsburgh Medical Center Accepted for Presentation at the 40th Annual Society for Immunotherapy of Cancer (SITC) Meeting

On November 4, 2025 AIM ImmunoTech Inc. (NYSE American: AIM) ("AIM" or the "Company") reported that data from the completed Phase 2 cisplatin-resistant advanced recurrent ovarian cancer clinical study utilizing Ampligen (rintatolimod) was accepted in a late-breaking abstract at the 40th Annual SITC (Free SITC Whitepaper) Meeting being held November 5-9, 2025 at National Harbor, MD.

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Details of the poster presentation are as follows:

Title: A Phase II Trial of Combination Locoregional Chemoimmunotherapy in Recurrent Platinum-Sensitive Ovarian Cancer Triggers a T Lymphotactic Response Correlating with Clinical Outcomes
Presenting Author: Mackenzy M. Radolec, MD, Clinical Assistant Professor, Department of Obstetrics, Gynecology and Reproductive Sciences, UPMC Magee-Women’s Hospital
Abstract Number: 1343
Date: Friday, November 7, 2025
Location: Prince George ABC Exhibit Halls, Gaylord National Resort and Convention Center

For more information about the SITC (Free SITC Whitepaper) Annual Meeting, please visit sitcancer.org.

(Press release, AIM ImmunoTech, NOV 4, 2025, View Source [SID1234659340])

Genprex Announces European Patent Office’s Intent to Grant a Patent for the Combination of Reqorsa® Gene Therapy and PD-1 Antibodies to Treat Cancer

On November 4, 2025 Genprex, Inc. ("Genprex" or the "Company") (NASDAQ: GNPX), a clinical-stage gene therapy company focused on developing life-changing therapies for patients with cancer and diabetes, reported that the European Patent Office (EPO) has communicated its intent to grant Genprex a patent for the use of Reqorsa Gene Therapy (quaratusugene ozeplasmid) in combination with PD-1 antibodies for the treatment of cancer.

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"We are pleased to continue bolstering our patent estate, which includes multiple patents for the use of REQORSA in combination with both PD-1 and PD-L1 antibodies across many markets," said Thomas Gallagher, Senior Vice President of Intellectual Property and Licensing at Genprex. "This European patent will further strengthen our intellectual property portfolio and the patent protection around REQORSA in order to safeguard our gene therapy with target-specific combination therapy."

This patent will expand on the previously granted patents for REQORSA in combination with PD-1 antibodies, which have been granted in the U.S., Japan, Mexico, Russia, Australia, Chile, China, and Singapore.

REQORSA is initially being developed in combination with prominent, approved cancer drugs to treat lung cancer. In preclinical studies, REQORSA has been shown to be complementary with targeted drugs and immunotherapies. The Company believes REQORSA’s unique attributes position it to provide potential treatments that improve on these current therapies for patients with lung cancer and possibly other cancers.

According to Eurostat, in 2021, nearly a quarter of a million people died from lung cancer in the EU, accounting for almost a fifth of all cancer deaths and accounting for 4.3% of the total number of deaths. According to the European Commission, it is estimated that in the EU-27 countries in 2020, lung cancer accounted for 11.9% of all new cancer diagnoses (excluding non-melanoma skin cancers) and 20.4% of all deaths due to cancer. In addition, lung cancer was the fourth most frequently occurring cancer (after prostate, breast, and colorectal cancers) and the leading cause of cancer death.

According to data from GLOBOCAN 2022, lung cancer stood as the most frequently diagnosed cancer and the primary cause of cancer-related deaths on a global scale with approximately 2.48 million new cases and 1.8 million deaths, respectively. If the incidence and mortality rates remain stable as in 2022, the burden of lung cancer is projected to increase to 4.62 million new cases and 3.55 million deaths by 2050.

(Press release, Genprex, NOV 4, 2025, View Source [SID1234659356])

Revolution Medicines to Participate in November 2025 Investor Conferences

On November 4, 2025 Revolution Medicines, Inc. (Nasdaq: RVMD), a late-stage clinical oncology company developing targeted therapies for patients with RAS-addicted cancers, reported that Mark A. Goldsmith, M.D., Ph.D., the company’s chief executive officer and chairman, will participate in two upcoming investor conferences.

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Details of the company’s participation are as follows:

Guggenheim 2nd Annual Healthcare Innovation Conference
Fireside Chat: Tuesday, November 11 at 9:00 a.m. ET
Jefferies Global Healthcare Conference
Fireside Chat: Tuesday, November 18 at 9:30 a.m. GMT
To listen to a live webcast of any of these events, or access archived webcasts, please visit: View Source Following the live webcasts, replays will be available on the company’s website for at least 14 days.

(Press release, Revolution Medicines, NOV 4, 2025, View Source [SID1234659372])

OmniAb Reports Third Quarter 2025 Financial Results and Business Highlights

On November 4, 2025 OmniAb, Inc. (NASDAQ: OABI) reported financial results for the three and nine months ended September 30, 2025, and provided operating and partner program updates.

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"Throughout the third quarter we continued to execute on our strategic initiatives while further demonstrating the value of our proprietary technology platform to a growing base of partners. The number of new program additions so far this year has significantly outpaced last year, bolstering our partnered pipeline and creating potential sources of enduring value within our portfolio. Importantly, OmniAb’s innovative technology platform and operational model allow for partner and program additions within an increasingly efficient and lean cost structure," said Matt Foehr, Chief Executive Officer of OmniAb. "In August we completed a private placement and strengthened our balance sheet while continuing to expand our suite of leading-edge technologies. We look forward to next month’s launch of OmniUltra, an important new technology that we expect will expand our platform and open new business opportunities."

Third Quarter 2025 Financial Results

Revenue for the third quarter of 2025 was $2.2 million, compared with $4.2 million for the same period in 2024, with the decrease primarily related to lower milestone revenue and a decline in service revenue associated with the completion of work on certain small molecule ion channel programs earlier this year.

Research and development expense was $10.4 million for the third quarter of 2025, compared with $13.3 million for the same period in 2024, with the decrease primarily due to lower personnel expenses related to reduced share-based compensation expense and headcount, and lower external expenses associated with small molecule ion channel programs. General and administrative expense was $6.8 million for the third quarter of 2025, compared with $7.1 million for the same period in 2024, with the decrease primarily due to lower legal fees and share-based compensation expense.

Net loss for the third quarter of 2025 was $16.5 million, or $0.14 per share, compared with a net loss of $16.4 million, or $0.16 per share, for the same period in 2024.

Nine Months Ended September 30, 2025 Financial Results

Revenue for the nine months ended September 30, 2025 was $10.3 million, compared with $15.6 million for the same period in 2024. The decline in license and milestone revenue was primarily due to lower milestone revenue, and service revenue declined primarily as a result of the completion or discontinuation of certain small molecule ion channel programs and the acceleration of revenue in the prior-year period from one of the discontinued programs. These decreases were offset by $0.7 million in xPloration revenue reflecting the sale of an instrument and related consumables.

Cost of xPloration revenue was $0.3 million for the nine months ended September 30, 2025 and consisted of direct costs associated with the sale of the xPloration instrument and associated consumables. Research and development expense was $33.8 million for the nine months ended September 30, 2025, compared with $41.8 million for the same period in 2024, primarily due to lower personnel expenses and lower external expenses associated with ion channel programs and contract research costs. General and administrative expense was $22.4 million for the nine months ended September 30, 2025, compared with $23.4 million for the same period in 2024 with the decrease primarily due to lower legal fees and share-based compensation expense. Other operating income, net for the nine months ended September 30, 2025 was $2.7 million and reflected a gain of $3.0 million from the sale of a small molecule Kv7.2 program to Angelini and a $0.9 million reduction in contingent liabilities attributed to changes in certain ion channel programs, partially offset by the $1.0 million contingent liability adjustment associated with the Angelini program. Other operating income, net during the nine months ended September 30, 2024 was $2.3 million and included a $2.4 million reduction in contingent liabilities primarily attributed to changes in ion channel programs.

Net loss for the nine months ended September 30, 2025 was $50.6 million, or $0.46 per share, compared with a net loss of $49.0 million, or $0.48 per share, for the same period in 2024.

As of September 30, 2025, OmniAb had cash, cash equivalents and short-term investments of $59.5 million. In August, OmniAb raised $30 million from a private placement of common stock, with net proceeds to the Company of approximately $28 million.

2025 Financial Guidance

OmniAb now expects 2025 revenue to be in the range of $18 million to $22 million, and operating expense to be in the range of $82 million to $86 million. In addition, OmniAb continues to expect 2025 cash use to be lower than cash use in 2024, excluding financings. The Company expects to end the year with cash between $52 million and $56 million. The 2025 full year effective tax rate is expected to be approximately 0%.

Third Quarter 2025 and Recent Business Highlights

During the third quarter of 2025, OmniAb entered into new license agreements, including with A*Star and University of Leeds, and recently with Dana-Farber Cancer Institute, Inc. As of September 30, 2025, the Company had 104 active partners and 399 active programs, including 32 OmniAb-derived programs in clinical development or being commercialized.

OmniAb continued to expand its intellectual property portfolio with the issuance of a U.S. patent related to its new OmniUltra technology, a transgenic chicken that produces a cow-like antibody with an exceptionally long third heavy-chain complementarity-determining region (CDRH3). The Company plans to launch this new proprietary discovery platform in December 2025 at the Antibody Engineering & Therapeutics (AET) conference in San Diego.

In addition, OmniAb and GSK published a paper titled "Voltage sensor interaction site for a selective small molecule Nav1.1 sodium channel potentiator that enhances firing of fast-spiking interneurons" in the October 2025 edition of Molecular Pharmacology. The paper highlights the potential for Nav1.1 as a therapeutic target for seizure disorders.

Business and partner highlights from the third quarter of 2025 and recent weeks included the following:

Batoclimab & IMVT-1402

In September, Immunovant presented an abstract at the 2025 Annual Meeting of the American Thyroid Association with six-month off-treatment data in uncontrolled Graves’ disease (GD) patients treated with batoclimab for 24 weeks. Of the 21 patients who entered the six-month off-treatment follow-up period, ~80% (17/21) demonstrated response, resulting in normal thyroid function (T3 and T4 less than the upper limit of normal) at the end of the six-month follow-up period. Of the 17 responders to therapy, ~50% (8/17) achieved anti-thyroid drug free remission at six months following the end of batoclimab treatment. Safety and tolerability were observed to be consistent with prior batoclimab studies.
Immunovant’s lead compound IMVT-1402 has two ongoing potentially registrational trials in GD and are currently enrolling patients, with topline readouts expected in 2027.
Zimberelimab

Arcus Biosciences presented the first overall survival (OS) results from Arm A1 of the Phase 2 EDGE-Gastric study at the European Society for Medical Oncology 2025 Congress. Anti-TIGIT domvanalimab plus anti-PD-1 zimberelimab and chemotherapy demonstrated 26.7 months of median OS as first-line treatment of unresectable or advanced gastroesophageal adenocarcinomas.
SAL003

China’s National Medical Products Administration accepted Shenzhen Salubris Pharmaceuticals’ SAL003 New Drug Application as a Class 1 therapeutic biological. SAL003 is a recombinant fully‑human anti‑PCSK9 monoclonal antibody designed for the treatment of hypercholesterolemia and mixed dyslipidemia.
Mipletamig

Aptevo Therapeutics announced a 100% remission rate in Cohort 3 of its Phase 1b/2 RAINIER trial evaluating mipletamig, a first-in-class CD123 x CD3 bispecific antibody, in combination with venetoclax + azacitidine for newly diagnosed patients with acute myeloid leukemia unfit for intensive chemotherapy. Aptevo also reported that no dose-limiting toxicities or cytokine release syndrome have been observed in the RAINIER trial, or among any frontline patients treated with mipletamig to date.
Sugemalimab

CStone Pharmaceuticals and Istituto Gentili entered into an exclusive partnership to commercialize sugemalimab across 23 countries in Western Europe and the United Kingdom.
CStone also announced that the European Medicines Agency’s Committee for Medicinal Products for Human Use issued a positive opinion, recommending the approval of sugemalimab as monotherapy for the treatment of unresectable stage III non-small cell lung cancer in adults with PD-L1 expression on ≥1% of tumor cells and no sensitizing EGFR mutations, or ALK, ROS1 genomic aberrations and whose disease has not progressed following platinum-based chemotherapy.
RNDO-564

Rondo Therapeutics’ abstract titled "Comprehensive Characterization of RNDO-564, a First-in-Class CD28 x Nectin-4 Bispecific Antibody for the Treatment of Solid Tumors" was accepted for presentation at the Society for Immunotherapy of Cancer (SITC) (Free SITC Whitepaper) on November 7, 2025.
Conference Call and Webcast

OmniAb management will host a conference call with accompanying slides today beginning at 4:30 p.m. Eastern time (1:30 p.m. Pacific time) to discuss this announcement and answer questions. To participate via telephone, please dial (800) 549 8228 using the conference ID 92631. Slides, as well as the live and replay webcast, are available at View Source

(Press release, OmniAb, NOV 4, 2025, View Source [SID1234659390])

Ensoma Presents Preclinical Data Demonstrating Potential of In Vivo, HSC-derived CAR-M, NK, and T Platform for Solid Tumors at SITC 2025

On November 4, 2025 Ensoma, an in vivo hematopoietic stem cell (HSC) engineering company with a mission to advance the future of medicine through one-time therapies, reported new preclinical data demonstrating proof-of-concept for its in vivo, HSC-derived CAR-M, NK, and T cell platform, including its potential to durably generate lineage-restricted CAR cells in solid tumors. The data will be presented in two poster sessions this week at the Society for Immunotherapy of Cancer (SITC) (Free SITC Whitepaper) 40th Annual Meeting, taking place November 5-9 in National Harbor, Md.

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"While ex vivo CAR-T therapies have transformed treatment for blood cancers, use in solid tumors has been limited by multiple factors, including poor T cell infiltration and persistence in the immunosuppressive tumor microenvironment, as well as manufacturing cost and complexity," said Jim Burns, CEO of Ensoma. "By engineering HSCs in vivo, we can develop off-the-shelf therapies that turn the body into its own cell factory—capable of continuously producing multiple CAR immune cell types that work together against solid tumors. These data move us closer to realizing this vision as we advance toward our first in vivo, HSC-derived CAR-M, NK, and T development candidate early next year."

Ensoma SITC (Free SITC Whitepaper) poster presentations:

In vivo HSC engineering with Ensoma’s virus like particles (VLPs) generates lineage-restricted, multiplexed CAR-M, NK, and T cells to cooperatively mediate solid tumor control in pre-clinical models

Abstract Number: 302

Poster Presentation Time/Date: Saturday, November 8, 5:10-6:35 pm EST

Location: Gaylord National Resort and Convention Center – Lower Level Atrium – Prince George’s ABC

Presenter: Yiwen Zhao, Ph.D., Ensoma

This study in HER2-positive orthotopic tumor-bearing mouse models, validates proof-of-concept for anti-tumor activity driven by in vivo CAR therapy via HSC engineering. Administration of VLPs encoding lineage-specific HER2 CARs successfully generated durable CAR-expressing myeloid, NK, and T cells from HSCs that:

Exhibited tumor suppression in vivo and ex vivo
Remodeled the cold solid tumor microenvironment, marked by macrophage M1 polarization, increased lymphocyte recruitment, and production of inflammatory cytokines and chemokines.
Discovery of lineage specific regulatory elements for development of in vivo CAR immune cell therapy via hematopoietic stem cell engineering

Abstract Number: 1019

Poster Presentation Time/Date: Friday, November 7, 5:10-6:35 pm EST

Location: Gaylord National Resort and Convention Center – Lower Level Atrium – Prince George’s ABC

Presenter: Alvin Pratama, Ph.D., Ensoma

This research supports the ability of the Ensoma platform to precisely identify and validate genetic regulatory elements that have the potential to drive robust lineage-restricted CAR expression in effector immune cells, potentially improving safety and functional control. Using Ensoma’s HSC-targeted VLPs to deliver lineage-restricted CAR payloads, the team achieved stable integration and selective CAR expression across myeloid, NK and T cells in human CD46 transgenic mouse models. The lineage-restricted CAR cells displayed potent, antigen-dependent cytotoxicity and cytokine production comparable to ubiquitous CAG-driven CARs, supporting the platform’s potential for precise, scalable and lineage-controlled in vivo CAR delivery.

(Press release, Ensoma, NOV 4, 2025, View Source [SID1234659406])