PRELIMINARY PRICING SUPPLEMENTDated June 24, 2026Filed Pursuant to Rule 424(b)(2)Registration Statement No. 333-282565(To Prospectus dated November 8, 2024,Prospectus Supplement dated November 8, 2024, The Bank of Nova Scotia $ Trigger Step SecuritiesLinked to the least performing of the S&P 500® Index and the EURO STOXX 50®Investment Description The Bank of Nova Scotia Trigger Step Securities (the “Securities”) are senior, unsecured debt securities issued by The Bank of Nova Scotia (“BNS” or the “issuer”) linkedto the least performing of the S&P 500®Index and the EURO STOXX 50®Index (each, an “underlying asset” and together, the “underlying assets”). The amount you receive at maturity will be based on the direction and percentage change in the closing level of the underlying asset with the lowest percentage change from its initiallevel to its final level (such underlying asset, the “least performing underlying asset” and such return, the “least performing underlying return”) and whether the closinglevel of any underlying asset on the final valuation date (its “final level”) is less than its step barrier or downside threshold. If the final level of each underlying asset isequal to or greater than its step barrier, BNS will pay you a cash payment per Security at maturity equal to the principal amount plus a percentage return equal to thegreater of(i) the step return and (ii) the least performing underlying return. If the final level of any underlying asset is less than its step barrier but the final level of eachunderlying asset is equal to or greater than its downside threshold, BNS will pay you a cash payment per Security at maturity equal to the principal amount. If, however,the final level of any underlying asset is less than its downside threshold, BNS will pay you a cash payment per Security at maturity that is less than the principal amount,if anything, resulting in a percentage loss of your principal amount equal to the least performing underlying return and, in extreme situations, you could lose your entireinvestment in the Securities.Investing in the Securities involves significant risks. The Securities do not pay interest. You may lose a significant portion or all of Features Participation in the Positive Least Performing Underlying Return with Step ReturnFeature:At maturity, if the final level of each underlying asset is equal to or greater than its step barrier, the Securities provide a percentage return equal to thegreater of(i) the stepreturn and (ii) theleast performing underlying return. Contingent Repayment of Principal at Maturity with Potential for Full DownsideMarket Exposure:If the final level of any underlying asset is less than its step barrier but the final level of each underlying asset is equal to or greater than its downside threshold,BNS will pay you a cash payment per Security at maturity equal to the principal amount. If,however, the final level of any underlying asset is less than its downside threshold, BNSwill pay you a cash payment per Security at maturity that is less than the principal amount,if anything, resulting in a percentage loss of your principal amount equal to the leastperformingunderlying return and,in extreme situations,you could lose your entire **We expect to deliver the Securities against payment on or about the third business dayfollowing the trade date. Under Rule 15c6-1 of the Securities Exchange Act of 1934, as amended, trades in the secondary market generally are required to settle in onebusinessday(T+1),unless the parties to a trade expressly agree otherwise.Accordingly, purchasers who wish to trade the Securities in the secondary market onany date prior to one business day before delivery of the Securities will be required, by Notice to investors: the Securities are significantly riskier than conventional debt instruments. The issuer is not necessarily obligated to repay the principalamount of the Securities at maturity, and the Securities may have the same downside market risk as that of the least performing underlying asset. Thismarket risk is in addition to the credit risk inherent in purchasing a debt obligation of BNS. You should not purchase the Securities if you do not understand You should carefully consider the risks described under “Key Risks” beginning on page P-3 herein and under “Additional Risk Factors Specific to the Notes”beginning on page PS-6 of the accompanying product supplement and “Risk Factors” beginning on page S-2 of the accompanying prospectus supplementand on page 8 of the accompanying prospectus. Events relating to any of those risks, or other risks and uncertainties, could adversely affect the marketvalue of, and the return on your Securities. You may lose a significant portion or all of your investment in the Securities. The Securities will not be listed or The final terms of the Securities will be set on the trade date. The Securities are offered at a minimum investment of 100 Securities at $10 per Secur