UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 AMENDMENT NO. 1 TO FORM S-1 REGISTRATION STATEMENT As filed with the U.S. Securities and Exchange Commission on February 24, 2026. Registration No. 333-291959 UNDER THE SECURITIES ACT OF 1933 Blue Water Acquisition Corp. IV (Exact name of registrant as specified in its charter) (State or other jurisdiction of incorporation or organization) Cayman Islands 6770 N/A (Primary Standard Industrial Classification Code Number) (I.R.S. Employer ...

Group 1: High Roller Technologies Inc - High Roller Technologies Inc (NYSE:ROLR) shares increased by 29.6% to $10.21 in pre-market trading following the closure of its registered direct offering [1] - The company sold 1.89 million common shares at a price of $13.21 per share, generating approximately $25 million in gross proceeds before fees [1] Group 2: Other Stocks in Pre-Market Trading - iOThree Ltd (NASDAQ:IOTR) saw a significant gain of 80.2% to $5.28 in pre-market trading after a 12% increase on Wednesday [5] - American Rebel Holdings Inc (NASDAQ:AREB) rose 53.1% to $0.67 following the announcement of a 1-for-20 reverse stock split effective February 2 [5] - IO Biotech Inc (NASDAQ:IOBT) increased by 24.3% to $0.26 after announcing plans to explore strategic alternatives, including a merger or asset sale [5] - Moderna Inc (NASDAQ:MRNA) gained 5.5% to $52.54 after releasing five-year median follow-up data from a Phase 2b trial involving an mRNA-based neoantigen therapy [5] Group 3: Stocks Declining in Pre-Market Trading - Galaxy Payroll Group Ltd (NASDAQ:GLXG) fell 21.5% to $1.93 after a 12% decline on Wednesday [5] - Boxlight Corp (NASDAQ:BOXL) decreased by 18.7% to $1.48 after a 46% increase on Wednesday [5] - Pineapple Financial Inc (NYSE:PAPL) dropped 17% to $1.17 after a 46% jump on Wednesday following the release of first-quarter financial results [5]

Core Viewpoint - Oragenics, Inc. has submitted a clinical trial protocol for its neurosteroid therapy ONP-002 to the Health and Disability Ethics Committee in New Zealand, marking a significant step in the development of treatments for mild traumatic brain injury (mTBI) or concussion [1][2][3] Company Overview - Oragenics, Inc. is a biotechnology company focused on developing intranasal therapeutics for neurological disorders, with ONP-002 as its lead candidate for treating mTBI or concussion [4] - The company is also advancing proprietary powder formulations and intranasal delivery technology to enhance drug administration [4] Clinical Trial Details - The Phase II clinical trial for ONP-002 aims to evaluate its efficacy in treating mTBI or concussion, with patient enrollment planned in both Australia and New Zealand [2][3] - The trial will be conducted at Christchurch Hospital, the largest tertiary, teaching, and research hospital on New Zealand's South Island, which treats over 83,000 patients annually [2][3] Treatment Significance - There are currently no pharmaceutical therapies available for treating concussion, highlighting an unmet medical need [3] - ONP-002 is designed for intranasal administration, providing a non-invasive and efficient route for drug delivery to the brain, and has shown promising results in preclinical models [3]

Core Insights - Oragenics, Inc. is focused on developing novel intranasal therapies for brain-related disorders, particularly targeting mild traumatic brain injury (mTBI) or concussion [1][4] - The company’s lead candidate, ONP-002, utilizes intranasal administration for rapid absorption and targeted delivery to the brain [3][4] Industry Developments - The 3rd Nasal Formulation & Delivery Summit highlighted innovations in intranasal drug delivery, emphasizing CNS therapeutics, emergency-use treatments, and applications for infectious diseases [2] - Dr. James Kelly, Chief Medical Officer of Oragenics, participated in a panel discussion, sharing insights on optimizing intranasal drug delivery and its benefits for neurological treatments [2][3] Company Commitment - Oragenics' involvement in the summit reflects its dedication to advancing non-invasive CNS therapeutics and engaging with the intranasal research community [3]

Core Insights - Oragenics, Inc. is focused on developing novel intranasal therapies for brain-related disorders, particularly its lead candidate ONP-002 for mild traumatic brain injury (mTBI) [1][4] - The company participated in the 3rd Nasal Formulation & Delivery Summit, highlighting its commitment to innovation in non-invasive CNS therapeutics [1][3] Company Developments - Dr. James Kelly, Chief Medical Officer of Oragenics, shared insights on optimizing intranasal drug delivery and its advantages in neurological treatment during the summit [2] - ONP-002 is designed for rapid absorption and targeted brain delivery through intranasal administration, aiming to improve outcomes for concussion patients [3][4] Industry Context - The summit gathered industry leaders to discuss innovations in intranasal drug delivery, focusing on CNS therapeutics, emergency-use treatments, and infectious disease applications [2]

Core Insights - Oragenics, Inc. is advancing its lead therapeutic candidate, ONP-002, for concussion treatment, highlighting significant progress in regulatory, clinical, financial, and partnership initiatives [1][2] Strategic and Operational Milestones - ONP-002 is a neuroprotective, anti-inflammatory compound designed for intranasal administration to treat concussion, classified as a mild traumatic brain injury (mTBI) [3] - The drug has undergone extensive preclinical studies, including evaluations for cardiotoxicity and genotoxicity, and successfully completed a Phase I human study with no serious adverse events [4] - The company has finalized drug production for the Phase IIa clinical trial and submitted the Investigator's Brochure to regulatory authorities in Australia, with first patient enrollment expected soon [5][6] Strategic Partnerships - A collaboration with BRAINBox Solutions was established to combine ONP-002's therapeutic capabilities with BRAINBox's diagnostic tools, aiming to enhance concussion care [7][9] Financial Position and Capital Structure - Oragenics raised approximately $5 million in Q1 2025 through a mix of equity and non-dilutive debt financing, including $2.6 million from At-the-Market (ATM) equity sales and $2.25 million in non-dilutive debt [8][10] - The company simplified its capital structure by converting all outstanding Series A and B preferred shares to common stock, enhancing transparency for shareholders [10][11] Upcoming Milestones - Key projected milestones include HREC approval in Australia and first patient enrollment in the Phase IIa trial expected in Q2 2025, with completion of Phase IIa enrollment anticipated by Q4 2025 [12] - Additional milestones include interim safety and biomarker readout in Q4 2025 – Q1 2026, initiation of Phase IIb in Q1 2026, and FDA Accelerated Approval Filing in Q3 2026 [12] Commitment to Value Creation - The company is focused on advancing ONP-002 with urgency and precision, aiming to deliver a clinical breakthrough in concussion care and generate long-term value for shareholders [13][14]

Core Insights - Oragenics, Inc. has submitted its Investigator's Brochure (IB) application for the Phase II clinical trial of ONP-002, a novel intranasal neurosteroid aimed at treating mild traumatic brain injury (mTBI) [1][5] - The Phase II study will assess the feasibility, safety, tolerability, and pharmacokinetics of ONP-002 in mTBI patients, with a focus on cognitive and visual motor testing [2][6] Company Overview - Oragenics is a biotechnology company focused on developing nasal delivery systems for pharmaceutical treatments in neurology and infectious diseases, including therapies for mTBI and Niemann Pick Disease Type C [7] Clinical Trial Details - The Phase II trial is randomized, double-blind, and placebo-controlled, enrolling 40 participants, with 20 receiving ONP-002 and 20 receiving a placebo [6] - Participants will receive nine doses over five days, with the first dose administered within 12 hours of injury [6] Medical Context - Mild TBI, or concussion, is a common form of head trauma with no FDA-approved drug therapies currently available, indicating a significant unmet medical need [4]

Core Viewpoint - Oragenics, Inc. has submitted its Investigator's Brochure for ONP-002, a novel intranasal neurosteroid, in preparation for a Phase II clinical trial aimed at treating mild traumatic brain injury (mTBI) [1][5] Group 1: Clinical Development - The submission of the Investigator's Brochure is a significant milestone in advancing the clinical program for ONP-002, bringing the company closer to initiating the clinical trial [5] - The Phase II trial will assess the feasibility, safety, tolerability, and pharmacokinetics of ONP-002 in adults with mTBI, enrolling 40 participants in a randomized, double-blind, placebo-controlled design [6] - Participants will receive a total of nine doses over five days, with the first dose administered within 12 hours of injury, and various cognitive and biomarker tests will be conducted to evaluate the drug's impact [6] Group 2: Product Background - ONP-002 has shown promising preclinical results, indicating its potential to reduce inflammation, oxidative stress, and brain swelling [2] - A prior Phase I study confirmed the safety and tolerability of ONP-002 at multiple intranasal doses in healthy adults [2] - The Investigator's Brochure includes comprehensive clinical and non-clinical data on ONP-002, serving as a critical foundation for the study [3] Group 3: Market Context - Mild TBI, or concussion, is a common form of head trauma with no FDA-approved drug therapies currently available, highlighting a significant unmet medical need [4] - The company is focused on delivering a therapeutic option for patients suffering from mTBI, with expectations of receiving regulatory approvals to initiate the trial soon [5]