Summary of Atai Life Sciences Conference Call Company Overview - **Company**: Atai Life Sciences (NasdaqGM: ATAI) - **Event**: Conference call regarding the TyBeckley BPL003 Phase IIb open label extension study data - **Date**: November 10, 2025 Key Industry and Company Insights Study Results - **BPL003 Phase IIb Trial**: Focused on patients with Treatment Resistant Depression (TRD) - **Dosage**: A second dose of 12 mg administered eight weeks after the initial 12 mg dose resulted in rapid and clinically meaningful additional antidepressant effects [6][7] - **Response and Remission Rates**: - Response rate of 63% and remission rate of 48% in subjects receiving either 8 mg or 12 mg in the core study [7] - Sustained effects for up to eight weeks post-dosing [7] - **Safety Profile**: - Well tolerated with over 99% of treatment-emergent adverse events classified as mild or moderate [15] - No serious adverse events reported throughout the trial [15] Regulatory Designation - **Breakthrough Therapy Designation**: Granted by the US FDA for BPL003, recognizing its potential to deliver substantial improvement over existing therapies for TRD [7] Study Design and Methodology - **Core Study**: Included 193 participants randomized to three dosing arms (0.3 mg, 8 mg, and 12 mg) [9] - **Assessment Schedule**: Participants assessed on days 1, 2, 8, 29, and 57, with a primary endpoint at day 29 [10] - **Open Label Extension**: 126 participants completed the core study, with 107 receiving a second dose and followed for another eight weeks [19] Efficacy Observations - **Responder Rates**: Approximately 81% responder rate observed after the second dose [25] - **Remission Rates**: 67% remission rate at day 57 after the second dose [26] - **Time to Discharge**: Majority of patients deemed ready for discharge within 90 minutes post-dose, aligning with the two-hour treatment paradigm [18][32] Competitive Landscape - **Comparison with Spravato**: - Spravato achieved blockbuster status in 2024, exceeding $1 billion in sales in 2025 [35] - BPL003 aims to leverage a similar two-hour in-clinic treatment paradigm, potentially improving patient quality of life and treatment scalability [37] Future Development Plans - **Phase III Studies**: Anticipated initiation in the second quarter of next year, pending FDA feedback from the end of Phase II meeting [32] - **Pipeline Assets**: - VLS01 (buccal DMT for TRD) in Phase 2b trial, results expected in the second half of next year [39] - EMT1 (oral RMDMA for social anxiety disorder) in Phase 2a trial, results expected in the first quarter of next year [39] Additional Important Insights - **Adverse Events**: One serious adverse event related to a patient with a history of depression and suicidal ideation, which resolved the next day [29][51] - **Dosing Strategy**: Future studies will likely focus on the 8 mg dose, with discussions ongoing regarding the potential for redosing paradigms [58][62] - **Patient Discharge Protocol**: Emphasis on structured assessments to ensure patient readiness for discharge, with a focus on minimizing the time spent in the clinic [70][82] This summary encapsulates the critical points discussed during the conference call, highlighting the company's advancements in the treatment of TRD and its strategic positioning within the competitive landscape.

As filed with the Securities and Exchange Commission on October 14, 2025 Registration No. 333-289285 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to Form F-3 on Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Psyence Biomedical Ltd. (Exact Name of Registrant as Specified in Its Charter) (State or Other Jurisdiction of Incorporation or Organization) Ontario, Canada 2834 Not Applicable (Primary Standard Industrial Classification Code Number) (I.R.S. ...

As filed with the Securities and Exchange Commission on October 6, 2025 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to Form F-3 on Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Psyence Biomedical Ltd. (Exact Name of Registrant as Specified in Its Charter) (State or Other Jurisdiction of Incorporation or Organization) Ontario, Canada 2834 Not Applicable (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Numbe ...

Summary of Cybin Inc. Conference Call Company Overview - **Company**: Cybin Inc. - **Lead Product**: CYB003, a deuterated psilocybin compound in clinical development for adjunctive treatment of major depressive disorder (MDD) [1][2] Key Points Product Advantages - **Deuterated Psilocybin**: CYB003 offers advantages over naturally occurring psilocybin by removing the metabolic step, leading to reduced variability and a more stable formulation [2][3] - **Intellectual Property**: Cybin holds over 100 granted patents and more than 250 pending patents related to CYB003, establishing a strong intellectual property position [4][5] Clinical Program - **Paradigm Program**: The Phase 3 program includes pivotal studies named Approach and Embrace, with a total enrollment of 550 patients across both studies [7][9] - **Study Designs**: - **Approach**: Two-arm study comparing 16 mg of CYB003 with placebo, with a primary endpoint at six weeks and a secondary endpoint at 12 weeks [8][9] - **Embrace**: Three-arm study including an inert placebo, an intermediate dose of 8 mg, and the active dose of 16 mg, with a total of 330 patients [9][13] - **Enrollment Status**: Enrollment for Approach is underway in the US, with approximately 45 sites involved, aiming for top-line data by the end of 2026 [9][12] Efficacy and Safety - **Expected Outcomes**: Previous Phase 2 data showed a differentiation of about 14 points on the MADRS scale from placebo. Even a reduced effect in Phase 3 would still be significant compared to historical data for SSRIs [28][29] - **Durability of Effect**: The long-term extension study aims to demonstrate the durability of the treatment effects, with expectations of data on how long patients remain in response or remission [32][29] Regulatory and Design Considerations - **FDA Guidance**: The study designs have been endorsed by the FDA, which allows for regular discussions regarding the trial's progress and design [18][19] - **Blinding Measures**: The studies will employ a randomized double-blind approach, with measures in place to reduce functional unblinding [19][23] Commercial Strategy - **Market Positioning**: CYB003 is positioned as a treatment for patients with inadequate responses to traditional SSRIs and SNRIs, with a focus on interventional psychiatry centers [41][36] - **Partnerships**: Cybin has partnered with Osmind to better understand patient experiences and clinical workflows relevant to commercialization [38][39] Future Developments - **CYB004 for GAD**: Cybin is also developing CYB004, a deuterated DMT for generalized anxiety disorder (GAD), with a Phase 2 study expected to deliver top-line data in Q1 2026 [42][45] - **Study Design for GAD**: The Phase 2 study will compare a low-dose control with an active dose, focusing on the HAM-A scale for primary endpoints [46][47] Additional Insights - **Patient Experience**: The treatment is designed to be administered in a day treatment setting, allowing for a streamlined patient experience [40][36] - **Market Need**: There is a significant market opportunity for GAD treatments, with a global prevalence of approximately 300 million patients [42][43]

Table of Contents As filed with the Securities and Exchange Commission on May 9, 2024 Registration No. 333-276973 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 3 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 (Primary Standard Industrial Classification Code Number) 121 Richmond Street West Penthouse Suite 1300 (I.R.S. Employer Identification Number) Toronto, Ontario MK5 2K1 Telephone: + 1 (416) 346-7764 (Address, including zip code, and telephone ...

Table of Contents As filed with the Securities and Exchange Commission on May 6, 2024 Registration No. 333-276973 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 2 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Psyence Biomedical Ltd. (Exact Name of Registrant as Specified in Its Charter) Ontario, Canada 2834 Not Applicable (State or Other Jurisdiction of Incorporation or Organization) (Primary Standard Industrial Classification Code Number) 121 Ric ...

Table of Contents As filed with the Securities and Exchange Commission on April 17, 2024 Registration No. 333-276973 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Amendment No. 1 to Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Psyence Biomedical Ltd. (Exact Name of Registrant as Specified in Its Charter) Ontario, Canada 2834 Not Applicable (State or Other Jurisdiction of Incorporation or Organization) (Primary Standard Industrial Classification Code Number) 121 ...

Form F-1 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 Psyence Biomedical Ltd. (Exact Name of Registrant as Specified in Its Charter) As filed with the Securities and Exchange Commission on February 9, 2024 Registration No. 333- (State or Other Jurisdiction of Incorporation or Organization) UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 (Primary Standard Industrial Classification Code Number) (I.R.S. Employer Identification Number) 21 Richmond Street West Penthouse Suite 1 ...