The information in this preliminary pricing supplement is not complete and may be changed. Preliminary Pricing SupplementSubject to Completion: Dated January 13,2026 Auto-Callable Enhanced Return Barrier NotesLinked to the EURO STOXX 50®Due January 31, 2030 Pricing Supplement dated January __, 2026 to theProspectus dated December 20, 2023, the ProspectusSupplement dated December 20, 2023, the UnderlyingSupplement No. 1A dated May 16, 2024 and the Product Royal Bank of Canada Royal Bank of Canada is offering Auto-Callable Enhanced Return Barrier Notes (the “Notes”) linked to the performance ofthe EURO STOXX 50®Index (the “Underlier”). Call Feature— If, on the Call Observation Date, the closing value of the Underlier is greater than or equal to theInitial Underlier Value, the Notes will be automatically called for a return of 13.20%. No further payments will bemade on the Notes. Enhanced Return Potential— If the Notes are not automatically called and the Final Underlier Value is greaterthan the Initial Underlier Value, at maturity, investors will receive a return equal to 150% of the Underlier Return.Contingent Return of Principal at Maturity— If the Notes are not automatically called and the Final Underlier Value is less than or equal to the Initial Underlier Value, but is greater than or equal to the Barrier Value (75% of the Initial Underlier Value), at maturity, investors will receive the principal amount of their Notes. If the Notes arenot automatically called and the Final Underlier Value is less than the Barrier Value, at maturity, investors will lose1% of the principal amount of their Notes for each 1% that the Final Underlier Value is less than the InitialUnderlier Value.The Notes do not pay interest.Any payments on the Notes are subject to our credit risk.The Notes will not be listed on any securities exchange.CUSIP:78017UCK4 Investing in the Notes involves a number of risks. See “Selected Risk Considerations” beginning on page P-8 of this pricing supplement and “Risk Factors” in the accompanying prospectus, prospectus supplement andproduct supplement. None of the Securities and Exchange Commission (the “SEC”), any state securities commission or any other regulatorybody has approved or disapproved of the Notes or passed upon the adequacy or accuracy of this pricing supplement. Anyrepresentation to the contrary is a criminal offense. The Notes will not constitute deposits insured by the Canada DepositInsurance Corporation, the U.S. Federal Deposit Insurance Corporation or any other Canadian or U.S. governmental Price to publicUnderwriting discounts and commissions (1)We or one of our affiliates may pay varying selling concessions of up to $28.50 per $1,000 principal amount of Notes inconnection with the distribution of the Notes to other registered broker-dealers. Certain dealers who purchase the Notesfor sale to certain fee-based advisory accounts may forgo some or all of their underwriting discount or selling concessions.The public offering price for investors purchasing the Notes in these accounts may be between $971.50 and $1,000.00 per value, is expected to be between $913.01 and $963.01 per $1,000 principal amount of Notes and will be less than thepublic offering price of the Notes. The final pricing supplement relating to the Notes will set forth the initial estimated value.The market value of the Notes at any time will reflect many factors, cannot be predicted with accuracy and may be lessthan this amount. We describe the determination of the initial estimated value in more detail below. KEY TERMS The information in this “Key Terms” section is qualified by any more detailed information set forth in this pricingsupplementand in the accompanying prospectus,prospectus supplement,underlying supplement and productsupplement. RBC Capital Markets, LLC (“RBCCM”) Minimum Investment:$1,000 and minimum denominations of $1,000 in excess thereof The EURO STOXX 50®Index Trade Date:Issue Date:Valuation Date:* Payment at Maturity:If the Notes are not automatically called, investors will receive on the Maturity Date per $1,000principal amount of Notes: If the Final Underlier Value isgreater thanthe Initial Underlier Value, an amount equalto:$1,000 + ($1,000 × Underlier Return × Participation Rate)If the Final Underlier Value isless than or equal tothe Initial Underlier Value, but is If the Notes are not automatically called and the Final Underlier Value is less than the BarrierValue, you will lose a substantial portion or all of your principal amount at maturity. All payments on the Notes are subject to our credit risk. Participation Rate:150% (applicable only at maturity if the Notes are not automatically called)Underlier Return:The Underlier Return, expressed as a percentage, is calculated using the following formula:Final Underlier Value – Initial Underlier Value Call Settlement Date:*February 1, 2027Calculation Agent:RBCCM Auto-Callable Enhanced Return BarrierNotes Linked