iPath® Bloomberg Commodity Index Total Return(SM) ETN 424B Filings

Barclays Bank PLC offers callable fixed-rate notes paying 4.50% per annum, maturing on May 21, 2029. The Notes pay interest each May 21 beginning May 21, 2027, have a minimum denomination of $1,000, and an initial issue price of $1,000 (100.00%) per Note with an agent’s commission of 0.60% (up to $6.00 per $1,000). The issuer may redeem the Notes at its option on quarterly Optional Redemption Dates beginning on May 21, 2027; the Notes are not redeemable for approximately the first year after issuance. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and the exercise of any U.K. Bail-in Power, to which holders consent by acquiring the Notes. The Notes will not be listed on any U.S. exchange and include liquidity, credit, tax, and conflict-of-interest risks described in the prospectus materials.

Barclays Bank PLC is offering $[●] principal amount of Global Medium-Term Notes, Series A, due May 30, 2031, linked to the S&P 500® Index. The notes pay at maturity either principal plus a capped return (Maximum Return 35.50%) if the index finishes at or above the Initial Value, or only principal ($1,000 per $1,000) if the index finishes below the Initial Value. The Issue Date is May 29, 2026; payments depend on Barclays’ credit and are subject to exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering callable fixed-rate notes due May 20, 2033 as a primary issuance. The Notes pay an Interest Rate of 5.00% per annum with interest paid each May 20 beginning May 20, 2027. The Issue Date is May 20, 2026 and the Notes have a minimum denomination of $1,000. The issuer may redeem the Notes at its option on specified Optional Redemption Dates beginning in May 2027, and holders consent to the potential exercise of U.K. Bail-in Power by the relevant U.K. resolution authority. The preliminary pricing shows a Price to Public of 100.00%, an Agent’s Commission of 1.20% and Proceeds to Barclays of 98.80% per $1,000 note.

Barclays Bank PLC is offering Buffered Supertrack SM Notes due June 3, 2031, linked to the Least Performing of the S&P 500® Index and the Dow Jones Industrial Average®. Payments are per $1,000 principal amount and depend on the Least Performing Reference Asset's return versus its Initial and Buffer Values.

The Notes feature a Buffer Percentage of 40.00% (Buffer Value = 60.00% of Initial Value), permit a maximum principal loss of 60.00%, require consent to potential U.K. Bail-in Power, and are unsecured obligations of Barclays Bank PLC. Initial issue price is $1,000; agent commission is 0.925%. Estimated value range on the Initial Valuation Date is $885.60–$965.60.

Barclays Bank PLC priced an offering of AutoCallable Notes due May 30, 2031 linked to the least performing of the Dow Jones Industrial Average, the Russell 2000 and the Nasdaq-100. The notes have a $1,000 denomination, an Initial Valuation Date of May 26, 2026 and an Issue Date of May 29, 2026. They feature annual Periodic Call Premiums of $100 (10.00% per annum) and automatic early redemption on specified Call Valuation Dates if each reference asset meets its Call Value.

The notes pay $1,000 at maturity if the Least Performing Reference Asset finishes at or above its Barrier Value (60.00% of Initial Value), otherwise holders suffer the full downside of that least-performing index; losses of up to 100.00% of principal are possible. The issuer discloses an estimated value range of $863.00–$943.00 per note versus the 100.00% initial issue price, and holders consent to potential exercise of U.K. Bail-in Power.

Barclays Bank PLC priced Callable Fixed Rate Notes due May 21, 2031 with an interest rate of 4.80% per annum and an issue date of May 21, 2026. The Notes pay interest quarterly on the 21st of May each year beginning May 21, 2027, and may be redeemed at Barclays’ option on scheduled Optional Redemption Dates beginning May 21, 2027.

The Notes have a minimum denomination of $1,000, an initial issue price of $1,000 (100.00%), and an agent’s commission of 1.00% (up to $10.00 per $1,000). Payments are unsecured obligations of Barclays and are subject to the issuer’s creditworthiness and the possible exercise of U.K. Bail-in Power by U.K. resolution authorities, which could reduce or convert amounts payable.

Barclays Bank PLC prices Contingent Income Auto-Callable Securities due May 11, 2028 linked to the worst performing of Apple Inc., Amazon.com, Inc. and Alphabet Inc. The notes have a stated principal amount of $1,000 per security and a contingent quarterly payment of at least $25.25 (at least 2.525%) per security.

The securities pay contingent quarterly coupons only if each underlier is at or above a 50% downside threshold on scheduled determination dates and are automatically redeemed if each underlier equals or exceeds its initial value on a determination date. At maturity, holders are exposed to the credit risk of Barclays and to full principal loss tied to the worst performing underlier; the offering is unsecured and subject to U.K. Bail-in Power.

Barclays Bank PLC launches a structured Note offering that links principal repayment to the performance of three equity indices (the Dow Jones Industrial Average, Nasdaq-100 and Russell 2000). The Notes pay no periodic interest and provide either a fixed digital payout of 13.25% of principal at maturity or a principal amount adjusted for the percentage return of the Least Performing Underlier if that Underlier falls below a Barrier equal to 70.00% of its Initial Underlier Value. The Initial Valuation Date is May 26, 2026, the Final Valuation Date is November 26, 2027, and the Maturity Date is December 1, 2027. Holders bear Barclays' credit risk and have consented to potential exercise of a U.K. Bail-in Power, which can write down, convert or modify amounts payable on the Notes.

Barclays Bank PLC prices a structured issue of AutoCallable Contingent Coupon Notes due May 18, 2029 linked to the common stock of UnitedHealth Group Incorporated. The pricing supplement sets terms including observation and call schedules, contingent coupon mechanics ($25.00–$27.50 per $1,000), a 65.00% barrier, and issuer credit and U.K. bail-in risks.

The notes are unsecured obligations of Barclays Bank PLC, not deposit liabilities, and may be automatically redeemed on specified Call Valuation Dates; holders consent to potential exercise of U.K. Bail-in Power.

Barclays Bank PLC priced a preliminary offering of Phoenix AutoCallable Notes due June 1, 2029, linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100 indices. The notes pay a contingent quarterly coupon of $7.292 per $1,000 (annualized 8.75% p.a.) when each reference asset is at or above its 80.00% coupon barrier on observation dates, and are automatically callable if each reference asset meets its 100.00% call value on a call valuation date. At maturity, if the least performing reference asset is below its 70.00% barrier, principal is reduced proportionally to that asset's decline; investors may lose up to 100.00% of principal. Payments are unsecured obligations of Barclays Bank PLC and are subject to issuer credit risk and potential exercise of U.K. bail-in powers.

Barclays Bank PLC is offering Phoenix AutoCallable Notes due May 30, 2031, linked to the least performing of the S&P 500®, Dow Jones Industrial Average® and Russell 2000® indices. Each $1,000 note is callable on scheduled Call Valuation Dates and pays a contingent coupon of $6.25 per period (0.625% per period, based on 7.50% per annum) only if all three indices meet coupon barrier tests on Observation Dates. At maturity, holders receive $1,000 if the Least Performing Reference Asset is at or above 70.00% of its initial value; otherwise repayment is reduced pro rata to that Reference Asset’s return (you may lose up to 100% of principal). Payments are unsecured obligations of Barclays Bank PLC and subject to U.K. bail-in powers.

Barclays Bank PLC intends to offer principal-protected Global Medium-Term Notes linked to the S&P 500® Index maturing on June 1, 2029. Each $1,000 note pays at maturity either $1,000 (if the index declines) or $1,000 plus the lesser of the Reference Asset Return and a 17.50% Maximum Return, giving a maximum payment of $1,175.00 per $1,000. The notes are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and the potential exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering AutoCallable Notes due May 30, 2031 linked to the least performing of the Dow Jones Industrial Average, the Russell 2000 and the Nasdaq-100. The notes have an issue date of May 29, 2026, an initial valuation date of May 26, 2026 and a final valuation date of May 27, 2031. Payments depend on the performance of the least performing reference asset, a 70.00% barrier applies, and automatic early redemption may occur on specified call valuation dates. The notes are unsecured obligations of Barclays Bank PLC and are subject to the exercise of any U.K. Bail-in Power.

Barclays Bank PLC offers Phoenix AutoCallable Notes due June 1, 2029 linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100 indices. The Notes have a $1,000 initial issue price per note, an Issue Date of May 29, 2026 and a Maturity Date of June 1, 2029.

Investors may receive a Contingent Coupon of $6.667 per $1,000 (annualized 8.00% gross, equivalent to 0.6667% per period) only if, on each Observation Date, the Closing Value of each Reference Asset is at or above its Coupon Barrier (each Coupon Barrier = 70.00% of Initial Value). At maturity, repayment is contingent: if the Least Performing Reference Asset ends below its Barrier (each Barrier = 70.00% of Initial Value), principal is reduced pro rata by that asset's decline; investors may lose up to 100.00% of principal. Payments depend on Barclays’ credit and are subject to U.K. Bail-in Power.

Barclays Bank PLC offers Callable Contingent Coupon Notes due June 1, 2029 linked to the least performing of the S&P 500®, Russell 2000® and Nasdaq-100® Technology Sector indices. The Notes have an initial issue price of $1,000 per note (100.00% of principal) and an Issue Date of May 29, 2026.

The Notes pay a Contingent Coupon of $9.167 per $1,000 (0.9167% per payment, based on an 11.00% per annum rate) on each Contingent Coupon Payment Date only if each Reference Asset closes at or above its Coupon Barrier (80.00% of initial). At maturity you receive $1,000 if the Least Performing Reference Asset's Final Value is at or above its Barrier (70.00% of initial); otherwise repayment equals $1,000 × (1 + Reference Asset Return of the Least Performing Reference Asset), exposing principal to a possible loss up to 100%.

The Notes may be redeemed at Barclays' option after approximately six months on specified Call Valuation Dates. All payments are unsecured obligations of Barclays Bank PLC and holders consent to possible exercise of any U.K. Bail-in Power, which could reduce, convert or cancel amounts payable.

Barclays Bank PLC is offering Callable Contingent Coupon Notes due February 13, 2031 linked to the least performing of the Dow Jones Industrial Average, the Russell 2000 and the Nasdaq-100. The Notes pay a $10.00 contingent coupon per $1,000 on specified Observation Dates when each Reference Asset meets its 75.00% Coupon Barrier, and return principal at maturity only if the Least Performing Reference Asset is at or above its 65.00% Barrier. The Notes are unsecured obligations of Barclays Bank PLC, subject to its credit risk and to the potential exercise of U.K. Bail-in Power. The estimated value on the Initial Valuation Date is stated as between $899.40 and $979.40, below the initial issue price of $1,000 per Note.

Barclays Bank PLC offers auto-callable, market-linked notes due May 3, 2029 that pay a 20.50% per annum contingent coupon quarterly if the lowest-performing underlying (NVIDIA or Oracle) on each calculation day is at or above its 60% threshold. The securities have a $1,000 principal amount, may be automatically called on quarterly observation dates, and expose investors to full downside on the lowest-performing stock at maturity if that stock finishes below its threshold. Payments and any principal are unsecured obligations of Barclays Bank PLC and are subject to U.K. bail-in risk and the issuer’s creditworthiness.

Barclays Bank PLC priced a series of structured notes: Buffered Supertrack SM Notes due May 30, 2031, linked to the least performing of the S&P 500® Index and the Dow Jones Industrial Average®. The notes have a $1,000 principal denomination, an Initial Valuation Date of May 26, 2026, Issue Date May 29, 2026, Final Valuation Date May 27, 2031, and Maturity Date May 30, 2031.

Payments at maturity depend on the performance of the Least Performing Reference Asset versus its Initial and Buffer Values (Buffer Percentage 25.00%). If the Least Performing Reference Asset falls below its Buffer Value, investors can lose up to 75.00% of principal. Notes are unsecured obligations of Barclays Bank PLC and are subject to issuer credit risk and potential exercise of U.K. Bail-in Power.

Barclays Bank PLC prices a preliminary offer of Phoenix AutoCallable Notes due June 1, 2029 linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100 Indices. Each Note has a $1,000 denomination, a contingent quarterly coupon of $7.708 per $1,000 (0.7708% per payment, based on 9.25% per annum), multiple observation dates, automatic call mechanics beginning after roughly one year, and a 70% barrier for principal protection at maturity. Purchasers consent to exercise of U.K. Bail-in Power and remain exposed to Barclays Bank PLC credit risk, possible full loss of principal if the least performing index falls below its barrier, limited upside (coupons only), and limited liquidity.

Barclays Bank PLC is offering AutoCallable Contingent Coupon Notes due May 11, 2028 linked to the common stock of Starbucks Corporation. The notes pay contingent quarterly coupons of $20.625 per $1,000 (an annualized 8.25% per annum) when the reference stock meets the coupon barrier on observation dates, are callable on specified call valuation dates, and return principal at maturity only if the final stock value is at or above a 60.00% barrier of the initial value; otherwise principal declines in direct proportion to the reference asset return. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer's credit risk and the Consent to U.K. Bail-in Power, which permits a U.K. resolution authority to write down, convert or modify the notes. The issue date is May 13, 2026 and the maturity date is May 11, 2028. The preliminary public offering price is $1,000 per $1,000 principal amount and the issuer's estimated value range on the initial valuation date is $923.10 to $973.10 per $1,000.

Barclays Bank PLC is offering Phoenix AutoCallable Notes due June 1, 2029 linked to the least performing of the Energy Select Sector SPDR Fund and the Nasdaq-100 Index. The Initial Issue Price is $1,000 per Note with an agent commission of 2.80% and proceeds to Barclays of 97.20% per Note. The Notes pay a Contingent Coupon of $9.167 per $1,000 (0.9167% per coupon date, based on an 11.00% per annum rate) only if both Reference Assets meet Coupon Barrier tests on Observation Dates. At maturity you may receive full principal if the Least Performing Reference Asset is at or above its Barrier (70.00% of Initial Value); otherwise repayment is reduced pro rata to that asset’s performance. By acquiring the Notes, holders "acknowledge, accept, agree to be bound by, and consent to the exercise of, any U.K. Bail-in Power" by the relevant U.K. resolution authority. The issuer’s credit and the possibility of U.K. bail-in may materially affect recoveries.

Barclays Bank PLC is offering Callable Contingent Coupon Notes due March 2, 2028 linked to the least performing of the Russell 2000® Index and the Nasdaq-100® Index. The Notes pay a $9.583 contingent coupon per $1,000 (0.9583% per period, based on an 11.50% per annum rate) when each Reference Asset meets its coupon barrier on an Observation Date. If not called, principal repayment at maturity depends on the Final Value of the Least Performing Reference Asset relative to an 80.00% Barrier Value; a Final Value below that Barrier exposes you to the full decline (possible loss up to 100.00% of principal). The Notes are unsecured obligations of Barclays Bank PLC, subject to the issuer’s credit risk and the potential exercise of any U.K. Bail-in Power. Issue Date is May 29, 2026 and Maturity Date is March 2, 2028. The issuer’s estimated value range on the Initial Valuation Date is $921.30 to $971.30 per $1,000; the public offering price is $1,000 per Note with up to 2.175% agent commission and proceeds to Barclays of 97.825% per Note.

Barclays Bank PLC is offering Capped Buffer GEARS linked to the S&P 500® Index, a roughly two‑year structured note maturing on May 16, 2028. The securities provide 2.0 Upside Gearing on positive Index returns subject to a Maximum Gain set on the Trade Date (between 17.30% and 21.30%) and a 10% buffer against downside losses at maturity. If the Final Underlying Level is below the Downside Threshold (90% of the Initial Underlying Level), investors lose 1% of principal for each 1% decline beyond the buffer, up to a potential loss of 90% of principal. Payments depend on Barclays Bank PLC’s creditworthiness and investors consent to the exercise of any U.K. Bail‑in Power.

Barclays Bank PLC is offering leveraged, non‑interest bearing structured notes linked to a three‑ETF emerging markets basket (EWZ, FXI, INDA). The Notes have an Initial Valuation Date of April 30, 2026, an Issue Date of May 5, 2026, and a Maturity Date of May 5, 2031. Payments depend on the Basket Return with an Upside Leverage Factor 1.25, a stated Barrier Value 75.00% and a disclosed minimum Maximum Return at least 71.40%. Per $1,000 principal, investors may receive up to $1,714.00 at maturity if capped by the Maximum Return, receive principal if the Final Basket Value is between the Initial Basket Value and the Barrier, or suffer proportional losses if the Final Basket Value is below the Barrier. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer's credit risk and the possible exercise of U.K. Bail-in Power.

Barclays Bank PLC priced $300,000 principal of Autocallable Contingent Coupon Barrier Notes due May 3, 2027, linked to the common stock of NVIDIA, Alphabet (Class A) and Tesla. The Notes pay a quarterly Contingent Coupon of $31.875 per $1,000 (a 12.75% annualized rate) only when the Closing Value of each Underlier meets or exceeds its Coupon Barrier on Observation Dates. The Notes are subject to automatic redemption if, on an Observation Date (other than the Final Valuation Date), each Underlier closes at or above its Initial Underlier Value. At maturity, if not auto‑redeemed, principal repayment depends on the Least Performing Underlier versus its Barrier Value and Initial Underlier Value; investors may lose a substantial portion or all principal. Holders consent to potential exercise of U.K. Bail-in Power and remain exposed to Barclays’ credit risk.

Barclays Bank PLC priced a preliminary offering of Callable Contingent Coupon Notes due June 1, 2029, linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100 indices. The Notes have a $1,000 per-note initial issue price, an estimated value range of $901.60–$961.60, and pay a contingent coupon of $8.542 per $1,000 (0.8542% per period, based on 10.25% per annum) when each Reference Asset meets its 80.00% coupon barrier on observation dates. If the least-performing index finishes below its 70.00% barrier at maturity, principal is reduced pro rata to that index’s return; holders consent to exercise of any applicable U.K. Bail-in Power. The Notes are unsecured, unlisted, and subject to Barclays credit and liquidity risk.

Barclays Bank PLC is offering Phoenix AutoCallable Notes due June 1, 2029 linked to the least performing of the iShares Expanded Tech-Software ETF and the VanEck Semiconductor ETF. Per $1,000 note the initial issue price is $1,000, the Contingent Coupon is $11.042 (1.1042% per period, based on 13.25% per annum), and automatic early redemption may occur on specified Call Valuation Dates. If the Notes are held to maturity and the Final Value of the Least Performing Reference Asset is below its Barrier Value (60.00% of Initial Value), repayment will be reduced pro rata to that asset’s decline and you may lose up to 100.00% of principal. Payments are unsecured obligations of Barclays Bank PLC and are subject to issuer credit risk and the exercise of any U.K. Bail-in Power.

Barclays Bank PLC priced a preliminary offering of $1,000-denomination AutoCallable Notes due June 1, 2029 linked to the least performing of the Dow Jones Industrial Average, the Russell 2000 and the Nasdaq-100 Technology Sector Index. The notes pay a Periodic Call Premium of $137.50 (13.75% per annum) if automatically called on eligible Call Valuation Dates. The notes feature a 70.00% Barrier, expose holders to the credit risk of Barclays Bank PLC and require consent to exercise of any U.K. Bail-in Power. Issue-related items: Issue Date May 29, 2026, Initial Valuation Date May 26, 2026, Final Valuation Date May 29, 2029. Estimated value range on the Initial Valuation Date is stated as $909.20–$969.20 per $1,000 note and the public offering price is $1,000 per note.

Barclays Bank PLC priced a preliminary offering of Phoenix AutoCallable Notes due May 30, 2031, linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100. Each $1,000 note has an initial issue price of $1,000 and a contingent coupon of $6.875 per $1,000 (0.6875%) payable only if all three indices close above 80.00% of their initial values on observation dates. Notes are automatically callable on specified Call Valuation Dates if each Reference Asset meets its 100.00% Call Value. At maturity holders receive $1,000 if the least performing index is at or above 70.00% of its initial value; otherwise payment equals $1,000 plus the least performing index return, which can result in up to 100% principal loss. Payments depend on Barclays’ credit and are subject to exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering principal-at-risk, non-interest Notes linked to the S&P 500® Futures Excess Return Index with an Upside Leverage Factor of 1.27. The Notes use a two-month lookback: the Lookback Underlier Value is the lowest Closing Value during the Lookback Observation Period beginning on the Initial Valuation Date. If the Final Underlier Value exceeds the Lookback Underlier Value, holders receive $1,000 plus leveraged upside; if it is less than or equal to the Lookback Underlier Value, holders receive $1,000 plus the unlevered Underlier Return, exposing principal to full loss up to 100%. Payment depends on Barclays’ credit and is subject to possible exercise of U.K. Bail-in Power. Key dates include Initial Valuation Date April 30, 2026, Issue Date May 5, 2026, Lookback End Date June 30, 2026, and Maturity Date May 3, 2029. The pricing supplement states the issuer will sell the Notes to an agent and that the issuer’s estimated value is expected to be less than the initial issue price.

Barclays Bank PLC offers Callable Contingent Coupon Notes due March 2, 2028 linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100. The notes pay a contingent coupon of $8.542 per $1,000 (0.8542% per period, based on 10.25% per annum) when each reference asset meets its coupon barrier on observation dates. At maturity, if the least performing reference asset is at or above its barrier (70.00% of initial value), principal is repaid; if below, repayment equals $1,000 plus the reference asset return of the least performing asset, exposing investors to up to 100.00% principal loss. The notes are unsecured obligations of Barclays and are subject to issuer credit risk and potential exercise of U.K. Bail-in Power.

Barclays Bank PLC priced a preliminary offering of Buffered SupertrackSM Notes due November 29, 2029, linked to the least performing of the S&P 500® Index and the Dow Jones Industrial Average®. The Notes have a $1,000 principal amount per Note and a 20.00% buffer (Buffer Value = 80.00% of Initial Value). If the Least Performing Reference Asset finishes at or above its Initial Value, holders receive principal plus that Reference Asset Return; if the Least Performing Reference Asset finishes below its Buffer Value, holders incur losses up to 80.00% of principal. The Notes are unsecured obligations of Barclays Bank PLC, subject to issuer credit risk and consent to exercise of any U.K. Bail-in Power. Initial Issue Price is $1,000 per Note; estimated value is expected between $889.10 and $959.10 per Note. The Agent commission is up to 2.80% (up to $28.00 per $1,000 Note). Terms, risks, tax treatment, and secondary market limitations are described in the pricing supplement and accompanying prospectus materials.

Barclays Bank PLC is offering structured Phoenix AutoCallable Notes due June 1, 2029 linked to the least performing of three ETFs: the Financial Select Sector SPDR (XLF), the State Street Consumer Staples Select Sector SPDR (XLP) and the VanEck Semiconductor ETF (SMH). The notes carry a Contingent Coupon of $10.208 per $1,000 (1.0208% per payment, based on a 12.25% per annum rate) that is payable only when each Reference Asset closes at or above its Coupon Barrier Value on specified Observation Dates. If the notes are not called, final principal repayment depends on the Final Value of the Least Performing Reference Asset relative to a Barrier equal to 60.00% of its Initial Value; if below that Barrier you bear the full downside of the Least Performing Reference Asset and could lose up to 100.00% of principal. The notes are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and consent to exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering Buffered Supertrack SM Notes due May 30, 2031, linked to the least performing of the S&P 500®, Dow Jones Industrial Average® and Nasdaq-100. The Notes have a $1,000 per-note initial issue price (minimum denomination $1,000) and pay a maturity amount that protects the first 35.00% of losses (the Buffer Percentage) but can expose holders to up to a 65.00% principal loss if the least performing index falls below its Buffer Value. The tranche carries issuer credit risk and includes an investor consent to the exercise of any U.K. Bail-in Power by the relevant U.K. resolution authority.

Barclays Bank PLC offers Contingent Income Callable Securities due May 11, 2028 linked to the worst performing of the Nasdaq-100, Russell 2000 and S&P 500. Each $1,000 security may pay a contingent quarterly coupon of at least $21.125 (2.1125%) per period unless a coupon barrier event occurs. If any underlier closes below 60% of its initial value during a determination period, no coupon is paid for that period. At maturity investors receive principal plus any due coupons if all final underlier values are at or above the 60% thresholds; otherwise the cash payment equals $1,000 times the worst underlier’s performance factor, which can result in losses exceeding 40% or total loss. Securities are unsecured obligations of Barclays Bank PLC and subject to the issuer’s credit risk and possible exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering Contingent Income Callable Securities due May 11, 2028, linked to the worst performing of the Nasdaq-100, Russell 2000 and S&P 500. Each security has a stated principal amount of $1,000 and may pay a contingent quarterly payment of at least $28.375 (2.8375%) if no coupon barrier event occurs during a determination period. A coupon barrier event occurs if any underlier closes below 70% of its initial underlier value on any scheduled trading day in a determination period. Barclays may redeem the securities on contingent payment dates at its option for the stated principal plus any contingent quarterly payment otherwise due. If not redeemed and the final underlier value of any underlier is below its downside threshold, the maturity payment will equal the stated principal multiplied by the worst performing underlier's performance factor and can be less than 70% of principal, possibly zero. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer's credit risk and potential exercise of U.K. Bail-in Power.

Barclays Bank PLC priced $1,769,000 of Phoenix AutoCallable Notes linked to the common stock of NVIDIA Corporation. The notes have a $1,000 principal amount per note, an Issue Date of May 1, 2026 and a Maturity Date of May 1, 2031. They pay a Contingent Coupon of $11.50 per $1,000 on specified Observation Dates if the reference stock meets coupon barriers and may be automatically redeemed early on specified Call Valuation Dates. At maturity holders receive $1,000 per note if the Final Value is at or above the Barrier Value ($106.59); otherwise payment is reduced pro rata to the Reference Asset Return, exposing holders to up to 100% principal loss. Payments are unsecured obligations of Barclays Bank PLC and subject to its credit risk and possible exercise of U.K. bail-in powers.

Barclays Bank PLC priced a preliminary offering of $[●] Buffered Autocallable Contingent Coupon Notes due June 1, 2029, linked to the least performing of the Russell 2000® Index and the Nasdaq-100® Index. The Notes pay a contingent coupon of $6.667 per $1,000 (an annualized 8.00% rate, payable as 0.6667% per period when conditions are met), carry a 15.00% Buffer (Buffer Value = 85.00% of Initial Value) and can lose up to 85.00% of principal at maturity if the Least Performing Reference Asset declines sufficiently. Initial issue price is $1,000 per Note (100.00%), agent commission up to 2.80% (up to $28.00 per $1,000), and the issuers estimated value on the Initial Valuation Date is expected between $904.00 and $964.00. The Notes may be automatically called on specified Call Valuation Dates and are unsecured obligations of Barclays Bank PLC; payments are subject to the issuers credit risk and consent to U.K. Bail-in Power.

Barclays Bank PLC is offering principal-protected-at-threshold contingent coupon notes linked to an equally weighted basket of APP, CEG, COIN, CRWV and HOOD. The Notes issue on May 1, 2026 and mature on February 2, 2028. They pay a Contingent Coupon of $36.25 per $1,000 (14.50% annualized) on each Observation Date when the Basket Value is ≥ the Coupon Barrier (70). The Notes are callable for automatic redemption if the Basket Value on an Observation Date is ≥ the Call Value (90), in which case holders receive $1,000 plus the Contingent Coupon. If not called, at maturity holders receive $1,000 if the Final Basket Value is ≥ the Barrier (60); otherwise payment equals $1,000 + ($1,000 × Basket Return), exposing investors to potential loss of principal. The offering price is $1,000 per note with agent commission 2.50%. Holders consent to potential exercise of U.K. Bail-in Power and are exposed to Barclays credit risk.

Barclays Bank PLC priced a preliminary offering of callable Contingent Coupon Notes due May 30, 2031 linked to the least performing of the S&P 500®, Russell 2000® and Nasdaq-100®. The notes have a $1,000 denomination (initial issue price 100.00%) and pay a $7.50 contingent coupon per $1,000 (0.75% per period; stated as 9.00% per annum) when each reference asset meets its coupon barrier on observation dates. The notes carry a Coupon Barrier at 80.00% of initial values and a Barrier at 70.00% of initial values; at maturity the investor’s principal is exposed to the full decline of the least performing reference asset and may lose up to 100.00% of principal. Barclays may redeem at its option on specified call dates after approximately one year. The offering discloses an estimated value range of $861.90 to $941.90 per note and a selling commission of up to $40.00 (4.00%). The notes are unsecured obligations of Barclays Bank PLC and are subject to its credit risk and the exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering AutoCallable Notes due May 30, 2031 linked to the least performing of the Dow Jones Industrial Average, the Russell 2000 and the Nasdaq-100. Notes have a $1,000 denomination and an initial issue price of $1,000 per Note; estimated value on the Initial Valuation Date is $867.30–$947.30. The Notes pay a Periodic Call Premium of $100 per $1,000 (10.00% per annum) on qualifying Call Valuation Dates and are automatically redeemed if each Reference Asset’s Closing Value is ≥ its Call Value on a Call Valuation Date. If not redeemed and the Final Value of the Least Performing Reference Asset is below its Barrier Value (70.00% of Initial Value), principal is exposed to the full decline of that asset and can be lost in whole. Payments are unsecured obligations of Barclays Bank PLC and subject to the issuer’s credit risk and consent to exercise of any U.K. Bail-in Power.

Barclays Bank PLC priced $850,000 of Buffered Callable Contingent Coupon Notes due May 3, 2029, linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100 Technology Sector indices. The notes pay a $25 contingent coupon per $1,000 (2.50% per period, 10.00% per annum) on specified observation dates if each reference asset meets its coupon barrier and provide a 30.00% buffer against losses at maturity. Holders remain exposed to Barclays’ credit risk and have consented to potential exercise of any U.K. Bail-in Power, which could reduce or convert amounts payable. The notes may be called early at Barclays’ discretion; estimated internal model value on the initial valuation date was $993.80 per $1,000 note.

Barclays Bank PLC priced a preliminary offering of Buffered Supertrack SM Notes due May 30, 2031, linked to the S&P 500® Futures Excess Return Index. The Notes have an initial issue price of $1,000 per note, an Upside Leverage Factor of 1.65 and a Buffer Percentage of 20.00%. At maturity holders may receive enhanced upside if the Reference Asset rises, receive principal if losses stay above the 20% buffer, or suffer losses beyond the buffer (up to an 80.00% loss of principal). The Notes are unsecured obligations of Barclays and are subject to Barclays’ credit risk and consent to possible exercise of U.K. Bail-in Power. The agent commission is 4.00% and Barclays’ estimated value range on the Initial Valuation Date is between $858.80 and $938.80 per note.

Barclays Bank PLC is offering $1,200,000 of AutoCallable Notes due May 5, 2031 linked to the least performing of the Russell 2000, EURO STOXX 50 and Nasdaq-100 indices. The notes have an Initial Issue Price of $1,000 per note and an estimated value of $941.30 per note on the Initial Valuation Date.

The notes pay no periodic coupon and feature annual call opportunities with a Periodic Call Premium of $127.00 (12.70% per annum). Each reference asset has a Barrier Value equal to 70.00% of its Initial Value; if the Least Performing Reference Asset finishes below its Barrier Value at maturity, holders bear the full downside (up to -100.00%). The offering includes an agent’s commission of 4.35% and proceeds to the issuer of 95.65% per note. Purchasers consent to potential exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering Contingent Coupon Buffer Notes linked to the common stock of Western Digital Corporation. The notes pay a monthly Contingent Coupon of $9.458 per $1,000 if the Underlier meets the Coupon Barrier on each Observation Date and return cash at maturity that either equals the principal or is reduced based on the Final Underlier Value and a 50.00% Buffer Percentage. The Initial Issue Price is $1,000 per note and the offering size shown in this supplement is $1,180,000. Payments, including principal, depend on Barclays’ creditworthiness and are subject to possible exercise of U.K. Bail-in Power.

Barclays Bank PLC priced a preliminary offering of callable contingent coupon Global Medium-Term Notes, Series A, linked to the least performing of the Dow Jones Industrial Average, the Nasdaq-100 Technology Sector Index and the Russell 2000 Index. The Notes have a $1,000 denomination, Issue Date May 8, 2026, Maturity Date May 10, 2029, and contingent coupons of $10.125 per note (a 12.15% per annum reference rate shown). Payment at maturity depends on the Final Value of the least performing Reference Asset versus a 60.00% Barrier; if below that Barrier the principal is exposed to the full decline of that asset (you may lose up to 100.00% of principal). The offering price is 100.00% of principal with an agent commission of 0.75%; Barclays discloses an estimated value range of $923.30 to $983.30 per note on the Initial Valuation Date. The Notes are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and to the exercise of any U.K. Bail-in Power.

Barclays Bank PLC issues a preliminary pricing supplement for callable Contingent Coupon Notes linked to the least performing of the S&P 500®, the Nasdaq-100® Technology Sector Index and the Dow Jones Industrial Average®. The Notes have an Issue Date of May 7, 2026 and a scheduled Maturity Date of November 9, 2028.

The Notes pay a Contingent Coupon of $7.125 per $1,000 (an effective 8.55% per annum before rounding) on each Contingent Coupon Payment Date only if the Closing Value of each Reference Asset on the related Observation Date is at or above its Coupon Barrier (set at 60.00% of the Initial Value). At maturity (if not redeemed), principal is protected only if the Final Value of the Least Performing Reference Asset is at or above its Barrier (also 60.00%); otherwise principal is reduced in proportion to that Reference Asset's return, and investors may lose up to 100.00% of principal. The Notes are unsecured obligations of Barclays Bank PLC and include an investor consent to potential exercise of U.K. Bail-in Power by the relevant U.K. resolution authority.

Barclays Bank PLC priced a preliminary offering of AutoCallable Contingent Coupon Notes due May 6, 2030, linked to the least performing of two equity securities (KKR and Blackstone). The Notes pay contingent periodic coupons of $13.625 per $1,000 (16.35% per annum) if both reference stocks meet coupon barriers on specified Observation Dates, are callable beginning in 2028, and may return less than principal at maturity if the least performing reference asset falls below a 50.00% barrier. The Notes are unsecured obligations of Barclays and are subject to issuer credit risk and possible exercise of U.K. Bail-in Power.

Barclays Bank PLC priced $300,000 of Autocallable Contingent Coupon Barrier Notes due May 3, 2027 linked to the common stock of Amazon.com, Inc., Citigroup Inc. and Robinhood Markets, Inc. The Notes pay a Contingent Coupon of $42.50 per $1,000 (17.00% per annum) on an Observation Date if each Underlier is at or above its Coupon Barrier (50% of its Initial Underlier Value). The Notes may be automatically redeemed if, on an Observation Date, each Underlier closes at or above its Initial Underlier Value; otherwise repayment at maturity depends on the Least Performing Underlier and could result in a significant loss of principal. The pricing supplement discloses an estimated value of $959.80 per $1,000 on the Initial Valuation Date and requires investor consent to exercise of U.K. Bail-in Power. Key dates: Initial Valuation Date April 28, 2026 (Initial Underlier Values set to April 24, 2026), Issue Date May 1, 2026, Final Valuation Date April 28, 2027, Maturity Date May 3, 2027.