Navidea Biopharmaceuticals Reports Fourth Quarter 2022 Financial Results

On March 21, 2023 Navidea Biopharmaceuticals, Inc. (NYSE American: NAVB) ("Navidea" or the "Company"), a company focused on the development of precision immunodiagnostic agents and immunotherapeutics, reported its financial results for the three-month and twelve-month periods ended December 31, 2022 (Press release, Navidea Biopharmaceuticals, MAR 21, 2023, View Source [SID1234629116]).

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Fourth Quarter 2022 Highlights and Subsequent Events

Continued enrollment into the Company’s NAV3-33 Phase 3 trial in rheumatoid arthritis ("RA") titled "Evaluation of Tc 99m Tilmanocept Imaging for the Early Prediction of Anti-TNFα Therapy Response in Patients with Moderate to Severe Active Rheumatoid Arthritis." The Company announced enrollment of the 50th participant in NAV3-33 in November 2022.
Presented positive results from the Company’s completed NAV3-31 Phase 2B clinical study as well as the positive preliminary results of its ongoing NAV3-32 Phase 2B study at the Annual Meeting of the American College of Rheumatology held November 10-14, 2022 in Philadelphia, PA.
Presented results from the Company’s ongoing preclinical studies evaluating targeted immunotherapy for cancer based on the Manocept platform at the 37th Annual Meeting of the Society for Immunotherapy of Cancer (SITC) (Free SITC Whitepaper) held November 8-12, 2022 in Boston, MA. Results demonstrate efficacy of new constructs at macrophage phenotype change and in a mouse tumor model.
Received notification of issuance of U.S. Patent No. 11,590,236 from the United States Patent and Trademark Office for the Company’s application titled, "Compositions And Methods For Altering Macrophage Phenotype." This patent covers the ability of the Company’s constructs to stimulate an immune response against tumors through targeted delivery of payloads that change the nature of macrophages to make them more proinflammatory. Efficacy of these constructs has been demonstrated in preclinical studies.
Received notifications of issuance for Company patent applications in the state of Israel for the application titled, "Compounds And Compositions For Treating Leishmaniasis And Methods Of Diagnosis And Treating Using Same" (State of Israel Patent No. 265830; U.S. counterpart application issued in June 2022 as U.S. Patent No. 11,369,680) and in Canada for Canadian Patent No. 2,955,441 titled, "Compositions, Methods, and Kits for Diagnosing and Treating CD206 Expressing Cell-Related Disorders." (U.S. counterpart application issued in October 2020 as U.S. Patent No. 10,806,803.)
Filed a provisional patent application describing a different chemical linker used in a critical step in the Manocept synthesis process, one which is more stable and easier to manufacture than the current linker that is used. This could have significant implications for both diagnostic and therapeutic applications.
Converted several provisional patent applications to reviewable patent applications in the U.S. and Patent Cooperation Treaty countries.
The Company’s work performed in collaboration with investigators from the University of Alabama at Birmingham and titled, "In vivo Assessment of the Impact of Molecular Weight on Constructs of 68Ga-DOTA-Manocept in a Syngeneic Mouse Tumor Model" was published in the journal Molecular Imaging and Biology (2023 Mar. 7. Online ahead of print.).
Michael Rosol, Ph.D., Chief Medical Officer for Navidea, said, "The Phase 3 and Phase 2B trials in RA continue to enroll and advance towards completion. The company continues to work diligently to advance its technology in key disease areas, with an emphasis on our RA program. We are pleased with the preliminary positive results from the NAV3-32 study that thus far support our hypothesis that we can distinguish between fibroid and non-fibroid pathotypes of RA with a single scan." Dr. Rosol continued, "Concurrent with all of this, we continue to make progress in our therapeutics pipeline, and we expect to keep advancing these towards IND filing and clinical trials. The promising results to date of our RA trials and the preclinical studies of our therapeutics demonstrate the significant potential of our macrophage-targeting Manocept platform."

Financial Results

Total revenues for the three-month period ended December 31, 2022 were approximately $1,000, compared to $50,000 for the same period in 2021. Total revenues for the year ended December 31, 2022 were $66,000, compared to $532,000 for the same period in 2021. The decrease was primarily due to the 2021 partial recovery of debts previously written off in 2015, the 2021 receipt of reimbursement from Cardinal Health 414, LLC of certain research and development ("R&D") costs, decreased grant revenue related to Small Business Innovation Research grants from the National Institutes of Health supporting Manocept development, and decreased license revenue from transitional sales of Tc99m tilmanocept in Europe.
Research and development expenses for the three-month period ended December 31, 2022 were $1.9 million, compared to $1.4 million for the same period in 2021. R&D expenses for the year ended December 31, 2022 were $6.0 million, compared to $5.1 million for the same period in 2021. The year-over-year increase was primarily due to increased drug project expenses and increased employee compensation including incentive-based awards, offset by decreased regulatory consulting expenses.
Selling, general and administrative ("SG&A") expenses for the three-month period ended December 31, 2022 were $1.3 million, compared to $2.3 million for the same period in 2021. SG&A expenses for the year ended December 31, 2022 were $8.0 million, compared to $7.5 million for the same period in 2021. Following the ruling by the Texas Court in August 2022, the Company recorded $2.6 million of legal fees in SG&A pursuant to the CRG judgment. The year-over-year increase was also due to increases in insurance and depreciation and amortization, partially offset by decreases in employee compensation including fringe benefits and incentive-based awards, expenses related to European operations, travel, legal and professional services, investor relations and shareholder services, general office expenses, facilities costs, losses on the abandonment of certain intellectual property and franchise taxes.
Navidea’s net loss attributable to common stockholders for the three-month period ended December 31, 2022 was $3.5 million, or $0.11 per share, compared to $3.7 million, or $0.12 per share, for the same period in 2021. Navidea’s net loss attributable to common stockholders for the year ended December 31, 2022 was $17.2 million, or $0.56 per share, compared to $11.7 million, or $0.40 per share, for the same period in 2021.
Navidea ended the fourth quarter of 2022 with approximately $2.0 million in cash and cash equivalents.
Conference Call Details

Investors and the public are invited to dial into the earnings call through the information listed below, or participate via the audio webcast on the company website. Dr. Michael Rosol, Chief Medical Officer, and Erika Eves, Vice President of Finance and Administration, will host the call and webcast to discuss the financial results and provide an update on recent developments and clinical progress. Management will be available to answer questions live immediately following the earnings announcement and prepared remarks portion of the call.

To participate in the call and webcast, please refer to the information below:

Event: Fourth Quarter 2022 Earnings Conference Call and Business Update
Date: Tuesday, March 21, 2023
Time: 5:00 p.m. (EDT)
U.S. & Canada Dial-In: 877-407-0312
International Dial-In: +1 201-389-0899
Conference ID: 13736745
Webcast Link: View Source

A live audio webcast of the conference call will also be available on the investor relations page of Navidea’s corporate website at www.navidea.com. In addition, the recorded conference call can be replayed and will be available for 90 days following the call on Navidea’s website.

Patent application

On March 21, 2023 Fusion Antibodies plc (AIM: FAB), a contract research organisation ("CRO") providing discovery, design, and optimisation services for therapeutic antibodies to the global healthcare market, reported that it has filed a patent application for a panel of antibodies that bind to an important target for cancer therapeutics (Press release, Fusion Antibodies, MAR 21, 2023, View Source [SID1234629113]). These antibodies have the potential to inhibit the pro-tumourigenic activity of their target in cancer, which is supported by pre-clinical data. The Company is exploring options to out-licence these antibodies to a clinical development company to progress them into Phase I clinical trials.

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Dr Adrian Kinkaid, CEO of Fusion, commented: "We have a dedicated team of scientists who continue to work on antibody discovery and expression, and we remain confident in our ability to grow and create opportunities in this field. We look forward to being able to update the market further, whilst also growing our patent portfolio."

Enquiries:

Fusion Antibodies plc www.fusionantibodies.com
Adrian Kinkaid, Chief Executive Officer
James Fair, Chief Financial Officer Via Walbrook PR

Allenby Capital Limited Tel: +44 (0)20 3328 5656
James Reeve / Vivek Bhardwaj (Corporate Finance)
Tony Quirke (Sales and Corporate Broking)

Walbrook PR Tel: +44 (0)20 7933 8780 or [email protected]
Anna Dunphy Mob: +44 (0)7876 741 001

Vaccinex Announces Initiation of Single-Arm Open Label, Phase Ib/2 Study to Evaluate Pepinemab in Combination with Avelumab as Second Line Combination Immunotherapy for Patients with Metastatic Pancreatic Ductal Adenocarcinoma (PDAC)

On March 21, 2023 Vaccinex, Inc. (Nasdaq: VCNX), a clinical-stage biotechnology company pioneering a differentiated approach to treating cancer and neurodegenerative disease through the inhibition of SEMA4D, reported the initiation of a single-arm open label, Phase Ib/2 study to evaluate pepinemab in combination with avelumab as second line combination immunotherapy for patients with metastatic pancreatic adenocarcinoma (PDAC), NCT05102721 (Press release, Vaccinex, MAR 21, 2023, View Source [SID1234629112]).

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The principal goal of this proof-of-concept study is to investigate the safety and efficacy of the combination of pepinemab and the PD-L1 immune checkpoint inhibitor (ICI), avelumab, in patients with PDAC, with particular attention to changes in the tumor microenvironment.

"We are very pleased to be working with Dr. David Linehan and his team at the University of Rochester Cancer Center and Wilmot Cancer Institute to conduct this important proof-of-concept study evaluating pepinemab and avelumab in PDAC. The team received a grant from the Gateway Discovery Award to support the trial concept," said Maurice Zauderer, CEO of Vaccinex. "Metastatic pancreatic adenocarcinoma is the third leading cause of cancer-related deaths. The profoundly immunosuppressive tumor microenvironment (TME) in PDAC remains a significant barrier to effective cytotoxic and immune based therapies. Low response rates to current chemotherapy regimens are evidenced by a 5-year survival rate of only 5-10%, underscoring the significant need for new treatment options. We believe that pepinemab has demonstrated a favorable safety profile when used in combination with the immune checkpoint inhibitor (ICI) avelumab1, and the combination may represent a novel treatment option for patients with this devastating disease."

Dr. Zauderer continued, "The hypothesis for evaluating pepinemab in combination with ICIs in PDAC is supported by a robust body of preclinical studies and human clinical data. These data suggest that treatment with the semaphorin 4D (SEMA4D) blocking antibody, pepinemab, may reverse immunosuppression to promote the infiltration and activation of dendritic cells and CD8+ cells into the TME, rendering "cold" tumors "hot" and leading to enhanced efficacy of ICIs such as avelumab."

Dr. Luis Ruffolo, MD, University of Rochester Medical Center, will be presenting details of these PDAC studies at SSO 2023, International Conference on Surgical Cancer Care in Boston, MA on March 23.

Potential Mechanism of Action for pepinemab in combination with ICIs in PDAC

Tumors that are characterized by a high level of immunosuppressive myeloid cells may be potential candidates for treatment with pepinemab. The tumor microenvironment (TME) of PDAC is characterized

by dense fibrotic tissue and abundance of highly suppressive myeloid cells that creates an immunologically "cold" setting with a minimal adaptive T-cell response that limit the efficacy of immune therapies.

In PDAC, both SEMA4D and PD-1 are expressed on CD8+T cells in the TME. Myeloid cells within the TME express a high level of SEMA4D receptors and signaling through this pathway induces their suppressive activity. This suggests that blocking SEMA4D may represent a novel immunotherapeutic strategy for PDAC. In preclinical oncogene driven PDAC tumor models, treatment with Sema4D blocking antibody in combination with immune checkpoint blockade and standard of care chemotherapy increased penetration of effector T cells and improved response to treatment.

These observations in PDAC are consistent with a large body of preclinical and clinical data showing that pepinemab promotes infiltration and activation of dendritic cells and CD8+ T-cells and reverses immunosuppression within the tumor microenvironment.

About the Phase 1b/2 Study in Patients with PDAC

The single-arm, open label Phase 1b/2 study was designed to evaluate the use of pepinemab, a humanized IgG4 monoclonal antibody that inhibits SEMA4D, in combination with the anti-PD-L1 immune checkpoint inhibitor (ICI), avelumab, as second line treatment for patients with metastatic pancreatic adenocarcinoma who have received first line treatment with either 5-floururacil (5-FU) or gemcitabine.

The trial was designed at the ASCO (Free ASCO Whitepaper)-AACR Clinical Trial workshop to integrate evaluation of safety and efficacy. The study will be conducted in two segments utilizing a Simon two-stage design. The Phase 1b stage is intended to establish the tolerability (defined as the maximally tolerated dose) of the combination. Phase 2 begins after 16 subjects are enrolled at the recommended Phase2 dose and successful completion of futility evaluation in Phase 1b. The Phase 2 expansion stage is intended to assess the efficacy of the combination therapy. Efficacy, defined as objective response rate, will be assessed by RECIST1.1 criteria and iRECIST. When combined with the 16 patients from the Phase 1b segment, the overall study cohort will have an evaluable sample of 40 patients. Robust correlative analysis of TME and genomic profiling of tumor biopsies will be conducted to ascertain mechanisms of treatment response and failure.

Vaccinex has global commercial and development rights to pepinemab. The Company is the sponsor of the study which is being primarily funded by a grant from the Gateway Discovery Award (administered by the Conquer Cancer Foundation/ASCO). Pepinemab is being provided by Vaccinex and avelumabis being provided by Merck KGaA, Darmstadt, Germany and Pfizer, Inc. Additional information about the study is available at: clinicaltrials.gov.

Avelumab is co-developed and co-commercialized by Merck KGaA, Darmstadt, Germany and Pfizer Inc

1. Shafique MR, Fisher TL, Evans EE, Leonard JE, et al. Clin Cancer Res. 2021 Jul 1;27(13):3630-3640. doi: 10.1158/1078-0432.CCR-20-4792.

ReCode Therapeutics to Present at BMO Biopharma Spotlight Series: Novel Technologies for the Delivery of Genetic Medicines

On March 21, 2023 ReCode Therapeutics, a genetic medicines company using superior delivery to power the next wave of mRNA and gene correction therapeutics, reported that David Lockhart, Ph.D., President and Chief Scientific Officer of ReCode Therapeutics, will participate in a panel discussion titled "Novel LNPs Targeting Diverse Tissues" at 10:00 a.m. ET on Tuesday, March 28, 2023 at the virtual BMO Biopharma Spotlight Series: Novel Technologies for the Delivery of Genetic Medicines (Press release, ReCode Therapeutics, MAR 21, 2023, View Source;utm_medium=rss&utm_campaign=recode-therapeutics-to-present-at-bmo-biopharma-spotlight-series-novel-technologies-for-the-delivery-of-genetic-medicines [SID1234629111]).

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MonTa Biosciences will be presenting very strong data on our immuno oncology technology at the annual meeting of AACR in Orlando

On March 21, 2023 MonTa Biosciences reported that it will be presenting very strong data on our immuno oncology technology with our drug candidate MBS8 at the annual meeting of AACR (Free AACR Whitepaper) in Orlando, Florida (Press release, MonTa Biosciences, MAR 21, 2023, View Source [SID1234629108]). Come to learn more about our technology and have a talk on April 17, where MonTas CEO, Simon S Jensen will present these very encouraging data on cancer immunotherapy.

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Discover why more than 1,500 members use 1stOncology™ to excel in:

Early/Late Stage Pipeline Development - Target Scouting - Clinical Biomarkers - Indication Selection & Expansion - BD&L Contacts - Conference Reports - Combinatorial Drug Settings - Companion Diagnostics - Drug Repositioning - First-in-class Analysis - Competitive Analysis - Deals & Licensing

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