Summary of ALX Oncology FY Conference Call Company Overview - **Company**: ALX Oncology (NasdaqGS:ALXO) - **Key Programs**: Evorpacept and ALX 2004, both in clinical stages and differentiated in their class [2][3] Core Industry Insights - **Focus on CD47**: Evorpacept targets CD47, a critical immune checkpoint in oncology, which has been challenging to target effectively [3][4] - **EGFR-targeted ADC**: ALX 2004 is a novel antibody-drug conjugate (ADC) targeting EGFR, designed to minimize on-target toxicity while maximizing efficacy [21][22] Key Data and Findings - **Evorpacept Data**: - Presented at SITC with promising results in gastric cancer (Aspen-06) showing a 65% response rate in CD47 overexpressing HER2-positive patients, a significant improvement over the control arm [12][14] - Combination studies with Rituxan and Evorpacept showed complete response rates of 83% and 92% in different settings [13] - **ALX 2004 Progress**: - Currently in phase one trials, with successful completion of initial dose cohorts and a focus on optimizing the linker payload for better delivery and efficacy [4][31] - Preclinical data indicates superior bystander effects and reduced toxicity compared to existing EGFR-targeted therapies [27][29] Market Opportunity - **HER2-positive Breast Cancer**: - Estimated addressable patient population of 20,000, with a market opportunity valued between $2 billion to $4 billion [20] - Current treatments show response rates of 15% to 20%, indicating a significant unmet need for effective therapies post-HER2 treatment [19] Strategic Collaborations - **Partnerships**: Collaborations with Sanofi for combination studies in multiple myeloma, leveraging the high expression of CD47 in hematologic malignancies [46][47] Future Catalysts - **Upcoming Data Releases**: - Interim data for Evorpacept expected in Q3 2026, which will be crucial for validating the biomarker-driven approach [33] - Continued dose escalation and data sharing for ALX 2004 to elucidate its safety profile [34] Conclusion - ALX Oncology is positioned to potentially lead in the CD47 and EGFR-targeted therapy spaces with differentiated mechanisms and promising clinical data, addressing significant unmet medical needs in oncology [35][36]

JP Morgan Healthcare Conference January 2026 NASDAQ GS ALXO This presentation concerns product candidates that are under clinical investigation, and which have not yet been approved for marketing by the U.S. Food and Drug Administration. These product candidates are currently limited by federal law to investigational use, and no representation is made as to their safety or effectiveness for the purposes for which they are being investigated. This presentation also contains estimates and other statistical da ...

Evorpacept Program - ALX Oncology's Evorpacept is a leading CD47 program with a unique design and inactive Fc region, showing activity in five combinations and targeting a CD47 biomarker[8] - In HER2+ Gastric Cancer, the Overall Response Rate (ORR) increased from 26% with Trastuzumab + Ramucirumab + Paclitaxel to 65% with Evorpacept + Trastuzumab + Ramucirumab + Paclitaxel in the ASPEN-06 subset, a randomized Phase 2 trial[31] - In HER2+ Breast Cancer, the ORR was 56% with Evorpacept + Zanidatamab compared to a benchmark of 22% with Margenza® + Chemo[32] - In indolent NHL, the complete response rate improved from a Rituximab benchmark of 18% to 54% with Evorpacept + Rituximab[35] - The addition of Evorpacept reduced the risk of disease progression or death by 61% for patients with retained HER2+ disease and high CD47 expression (Hazard Ratio = 0.39)[46] - The addition of Evorpacept led to improved overall survival for patients with retained HER2+ and high CD47 expression (Hazard Ratio = 0.63)[49] - Approximately 20,000 addressable patients are CD47-high in 2L+ HER2+ Breast Cancer, representing a $2-4 billion market opportunity[73] ALX2004 Program - ALX2004 is a highly differentiated EGFR ADC in Phase 1 dose escalation, targeting EGFR-expressing tumors including NSCLC, CRC, HNSCC, and ESCC, with initial safety data anticipated in 1H 2026[8, 99] - Preclinical data supports dose-dependent activity and a differentiated safety profile for ALX2004, with no evidence of payload-related ILD in NHP toxicity studies[8, 82] - ALX Oncology's projected cash runway extends into Q1 2027, driving key milestones for both Evorpacept and ALX2004 programs[10, 105]

Q3 2025 Results November 7, 2025 NASDAQ GS ALXO Certain information set forth in this presentation contains "forward-looking information", under applicable laws collectively referred to herein as forward-looking statements. Except for statements of historical fact, information contained herein constitutes forward-looking statements and includes, but is not limited to the (i) results and cost and timing of our product development activities and clinical trials; (ii) completion of the Company's clinical trial ...

Core Insights - Several small-cap stocks experienced significant gains in after-hours trading, driven by strategic updates, leadership changes, and pipeline developments, indicating renewed investor interest [1] Adaptimmune Therapeutics plc (ADAP) - ADAP's stock surged 30% in after-hours trading, reaching $0.2020 after a 98% gain during the regular session, closing at $0.16 [2] - The company reported a net loss of $30.3 million for Q2 2025, with total revenue of $13.7 million, primarily from product sales of TECELRA, which saw over 150% growth compared to Q1 [3] - In August, Adaptimmune sold several cell therapies to US WorldMeds for $55 million upfront, with potential future milestone payments of up to $30 million, allowing the company to repay its debt and restructure [4] Butterfly Network Inc. (BFLY) - BFLY's stock rose 10.58% in after-hours trading to $2.09, following a 15.95% increase during the regular session [4] - The company was recognized in TIME's list of the World's Top HealthTech Companies for 2025, and appointed a new Chief Technology Officer, enhancing its focus on innovation [5] - A recent study confirmed that Butterfly-enabled POCUS programs significantly reduce hospital stays and costs, validating its clinical impact [5] Aquestive Therapeutics Inc. (AQST) - AQST's stock increased 7.69% in after-hours trading to $5.32, continuing a year-to-date rise of nearly 39% [6] - The FDA confirmed it will not require an advisory committee meeting for AQST's NDA for Anaphylm, streamlining the regulatory process with a PDUFA date set for January 2026 [7] - The company secured a $75 million strategic funding agreement to support the potential launch of Anaphylm, reinforcing its commercial readiness [7] ALX Oncology Holdings Inc. (ALXO) - ALXO's stock rose 9.17% in after-hours trading to $1.19, following a 3.81% increase during the regular session [8] - Insider buying activity, particularly by CEO Jason Lettmann, who purchased 92,233 shares, has boosted investor confidence [9] - The company's lead candidate, Evorpacept, is in multiple Phase 1 and Phase 2 trials across various cancers, collaborating with major partners [9] Ekso Bionics Holdings Inc. (EKSO) - EKSO's stock increased 5.37% in after-hours trading to $4.51, following a 9.74% gain during the regular session [10] - The company's inclusion in the NVIDIA Connect Program has spotlighted its efforts to integrate AI into its technologies [11] - EKSO launched Virtual eksoUniversity to support continuing education for physical therapists, potentially broadening adoption of its rehabilitation devices [11] CEL-SCI Corp. (CVM) - CVM's stock rose 5.27% in after-hours trading to $9.39, after a 1.02% increase during the regular session [12] - The company completed a $10 million public offering to support ongoing clinical and regulatory efforts [13] - CEL-SCI filed for Breakthrough Medicine Designation in Saudi Arabia for its lead candidate, Multikine, which could expedite patient access and reimbursement [13]

ALX2004 Program Overview - ALX2004 is an EGFR-targeted ADC with a DAR of 8, utilizing a topoisomerase I inhibitor (Top1i) payload, with IND cleared in April 2025[13, 98] - ALX2004 is designed to maximize the therapeutic window and overcome toxicity challenges, with a focus on EGFR-expressing solid tumors[14, 99] - ALX2004's Phase 1a dose escalation trial is planned to start in mid-2025, targeting NSCLC, CRC, HNSCC, and ESCC[14, 99] ALX2004 Design and Preclinical Data - ALX2004's EGFR antibody binding epitope is selected to minimize off-tumor skin toxicities, and its affinity is tuned to maximize the therapeutic window[20] - The linker-payload is designed for lysosomal cleavage, similar to deruxtecan ADCs, with improved linker-antibody stability to minimize off-tumor payload release[20] - Preclinical data demonstrates dose-dependent activity across a range of tumors and EGFR expression levels, with a differentiated safety profile in NHP toxicity studies, showing no EGFR-related skin toxicity at clinically relevant doses[24] - In preclinical studies, ALX2004 demonstrated superior anti-tumor activity compared to DXd ADCs in CDX mouse models, showing improved bystander effect[47, 49] Clinical Development Plan - The Phase 1 trial is rationally designed around tumor types with established sensitivity to EGFR-directed therapies, including HNSCC, CRC, NSCLC, and ESCC, representing over 250,000 patient prevalence in the US[87] - The Phase 1 clinical development plan includes dose escalation (Phase 1a, up to 40 patients), dose exploration (up to 50 patients), and dose expansion (Phase 1b, up to 80 patients)[89, 90, 91] - ALX Oncology anticipates initial safety data for ALX2004 in EGFR-expressing solid tumors in the first half of 2026[101]