• Can understand the nature of the trial and protocol requirements and provide signed informed consent, if in the judgement of the Investigator is deemed competent to provide consent or if patient is deemed not competent to provide informed consent, with the patient's assent (if capable), consent may be provided by an appropriate person (eg, patient's Legally Authorized Representative \[LAR\]) before the initiation of any study-specific procedures in accordance with local regulations;

• Meets clinical criteria for AD based on 2011 NIA-AA criteria and either:

‣ Has a high likelihood for amyloid pathology consistent with AD, as confirmed by blood-based biomarker at Screening; or

⁃ Has documented confirmation of AD by cerebrospinal fluid (CSF) biomarker or amyloid positron emission tomography (PET) brain scan;

• Meets criteria for psychosis in accordance with the International Psychogeriatric Association (IPA) provisional consensus definition at Screening and Baseline;

• Scoring ≥ 2 on any item of the BEHAVE-AD Part A. Paranoid and Delusional Ideation item and/or Part B. Hallucinations item (ie, psychosis subscale) at Screening and Baseline;

• CGI-S score ≥ 4 at Screening and Baseline;

• Mini-Mental State Examination, 2nd Edition™: Standard Version (MMSE-2®:SV) score of 6 to 24 (inclusive) at Screening with sufficient verbal ability to understand and answer questions and comply with procedures;

• Has a designated caregiver (eg, relative, housemate, close personal friend, or professional caregiver);