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

Barclays Bank PLC is offering principal-protected notes linked to the Class A subordinate voting shares of Shopify Inc. (the Underlier) with a Digital Return of 27.7534%. The Notes pay $1,277.534 per $1,000 at maturity if the Final Underlier Value is at or above the Buffer Value of $71.55 (75.00% of the Initial Underlier Value of $95.40). If the Final Underlier Value is below the Buffer Value, losses apply on a leveraged basis using a Downside Leverage Factor of 1.33333. Final Valuation Date is May 28, 2027 and Maturity Date is June 3, 2027. The Notes are unsecured obligations of Barclays and are subject to U.K. Bail-in Power.

Barclays Bank PLC launches a primary offering of Buffered Supertrack SM Notes due May 23, 2029 linked to the SPDR S&P 500 ETF Trust ("SPY"). The notes pay a leveraged upside of 0.88 if the final ETF value is at or above the initial value and provide a 20.00% buffer against declines; losses may reach 80.00% of principal. Key dates in the offer include an Initial Valuation Date of May 18, 2026, Issue Date May 21, 2026 and Maturity Date May 23, 2029. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer's credit risk and the U.K. Bail-in Power consent described in the supplement.

Barclays Bank PLC is offering callable Contingent Coupon Notes linked to the least performing of the Nasdaq-100 Technology Sector Index, the S&P 500 Index and the Russell 2000 Index. The Notes have an Issue Date of June 1, 2026 and a Maturity Date of June 1, 2029 with a minimum denomination of $1,000.

The Notes pay a Contingent Coupon of $8.375 per $1,000 (stated as 10.05% per annum) on scheduled Contingent Coupon Payment Dates only if each Reference Asset closes at or above its Coupon Barrier (70.00% of Initial Value) on an Observation Date. At maturity you receive $1,000 per $1,000 if the Final Value of the Least Performing Reference Asset is at or above its Barrier (65.00% of Initial Value); otherwise repayment is reduced pro rata by the Reference Asset Return of the Least Performing Reference Asset, exposing principal to a possible 100% loss. All payments are subject to Barclays’ credit risk and holders consent to possible exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering Buffered Supertrack SM Notes due June 1, 2029, linked to the iShares® MSCI EAFE ETF (EFA). Each Note has a $1,000 denomination, a 20.00% downside buffer, an upside leverage factor of 1.25, and a capped Maximum Return of 39.25%. If the Reference Asset falls below the buffer, investors can lose up to 80.00% of principal. Payments depend on the Closing Values on specified valuation dates and are unsecured obligations of Barclays Bank PLC, subject to the issuer’s credit risk and potential exercise of U.K. bail-in powers. The initial issue price per Note is $1,000 and the agent commission is 0.75%.

Barclays Bank PLC is offering Contingent Income Auto-Callable Securities due May 25, 2028, principal at risk and linked to the worst performing of Amazon, Alphabet (Class A) and Microsoft common stock. Each security has a $1,000 stated principal amount and a contingent quarterly payment that will be at least $27.125 (at least 2.7125% of principal) if on a determination date each underlier is ≥ its 50% downside threshold. The securities can be automatically redeemed early if, on any pre-final determination date, each underlier is ≥ its initial value; otherwise payments depend on the worst performing underlier and the issuer's credit. Holders face full principal loss if the worst performing underlier declines sufficiently; payments are unsecured obligations of Barclays Bank PLC and subject to possible exercise of U.K. Bail-in Power.

Barclays Bank PLC has posted a preliminary pricing supplement for an offering of AutoCallable Contingent Coupon Notes linked to the common stock of Freeport-McMoRan Inc. The Notes have an Issue Date of May 21, 2026 and a stated Maturity Date of May 21, 2029.

The Notes pay contingent quarterly coupons of $36.875 per $1,000 (3.6875% per payment, based on a 14.75% per annum rate) if the Reference Asset meets the Coupon Barrier on Observation Dates. Initial Value of the Reference Asset is $66.14; Coupon Barrier is $49.61 (75.00%) and Barrier Value is $33.07 (50.00%). Payments at maturity depend on the Final Value versus the Barrier Value and are subject to Barclays Bank PLC credit risk and possible exercise of U.K. bail-in powers.

Barclays Bank PLC priced a $1,000-denomination structured note: Buffered Dual Directional Notes due October 22, 2027, linked to the lesser performing of the Nasdaq-100 and S&P 500. The notes pay no interest, cap upside at a 21.30% Maximum Upside Return and provide a 15.00% buffer against declines. If the Lesser Performing Underlier finishes below its Buffer Value, holders can lose up to 85.00% of principal. Issue Date is May 22, 2026; Final Valuation Date is October 19, 2027. Payments depend solely on the Lesser Performing Underlier's return, and all payments are subject to Barclays' credit risk and possible exercise of U.K. Bail-in Power.

Barclays Bank PLC priced a $6,960,000 offering of Capped Buffer GEARS linked to the S&P 500® Index with a 2.0 Upside Gearing, a 21.10% Maximum Gain and a 10% buffer. The Trade Date is May 13, 2026, Final Valuation Date May 15, 2028 and Maturity Date May 18, 2028. The Initial Underlying Level is 7,444.25 and the Downside Threshold is 6,699.83 (90% of the Initial Underlying Level). Securities are issued at $10.00 each (proceeds to issuer $9.80 per Security). If the Underlying Return is positive, holders receive leveraged upside up to the Maximum Gain; if the Final Underlying Level falls below the Downside Threshold, principal is lost beyond the 10% buffer (up to 90% loss). Payments are unsecured, subject to Barclays' credit risk and potential U.K. Bail-in Power.

Barclays Bank PLC has issued a preliminary pricing supplement for $1,000 face-amount Buffered Digital Plus Basket-Linked Global Medium-Term Notes, Series A, that pay no interest and settle in cash at maturity. The notes reference an unequally weighted basket of five indices (initial basket level 100) and include a 15.00% buffer (buffer level 85.00%). If the final basket level is at or above the initial basket level, holders receive at least a threshold settlement amount (expected to be between $1,264.80 and $1,311.50); declines up to 15.00% return principal; larger declines produce proportional losses. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and potential exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering Contingent Income Auto-Callable Securities (principal at risk) linked to the worse performing of Microsoft and Netflix. The offering aggregates $5,567,000 of securities with a $1,000 stated principal per security. The pricing date is May 13, 2026 and the original issue date is May 18, 2026, with maturity on May 17, 2029.

Each security can pay a contingent quarterly payment of $33.75 (3.375% of principal) when both underliers are at or above their 65% downside thresholds ($263.39 for MSFT; $56.91 for NFLX). If redeemed early after a determination date where both underliers are at or above initial values, investors receive principal plus accrued contingent payments. If not redeemed, final payment depends on the worse performing underlier: if that underlier is below its downside threshold, investors lose principal pro rata (potentially all principal). Payments are unsecured obligations of Barclays and subject to Barclays’ credit risk and the exercise of U.K. Bail-in Power. The securities will not be listed on a U.S. exchange.

Barclays Bank PLC prices $1,000-denominated Buffered Autocallable Contingent Coupon Notes due June 2, 2028 linked to the least performing of the S&P 500 Index, the SPDR S&P Regional Banking ETF and the SPDR Gold Shares. The Notes pay a Contingent Coupon of $5.958 per $1,000 on scheduled Contingent Coupon Payment Dates if each Reference Asset closes at or above its Coupon Barrier (70.00% of Initial Value) on the related Observation Date and may be automatically called if each Reference Asset closes at or above its Call Value (100% of Initial Value) on a Call Valuation Date. At maturity the Notes repay principal only if the Least Performing Reference Asset’s Final Value is at or above its Buffer Value (75.00% of Initial Value); otherwise principal is reduced according to the disclosed formula (you may lose up to 75.00% of principal). Payments are unsecured obligations of Barclays and are subject to the issuer’s credit risk and the exercise of any U.K. Bail-in Power.

Barclays Bank PLC offers Airbag In‑Digital Securities totaling $2,668,500 linked to the S&P 500 Index with a Digital Return of 19.67% and a $10 principal per Security. The securities mature on May 18, 2028 and pay the Digital Return if the Final Underlying Level is at or above the Digital Barrier (90% of the Initial Underlying Level).

If the Final Underlying Level is below the Downside Threshold (the same 90% barrier), holders suffer leveraged downside exposure: a loss of approximately 1.1111% of principal for every 1% decline in the Underlying beyond the 10% Threshold Percentage, potentially resulting in total loss of principal. Payments, including any principal repayment, are unsecured obligations of Barclays Bank PLC and subject to its creditworthiness and to possible exercise of U.K. Bail‑in Power. Trade Date is May 13, 2026, Settlement Date May 18, 2026, Final Valuation Date May 15, 2028.

Barclays Bank PLC offers $3,221,000 aggregate of capped, leveraged buffered S&P 500® Index-linked Global Medium-Term Notes, Series A, due October 6, 2027. Each $1,000 face‑amount note links payment to the S&P 500 performance measured from the trade date May 13, 2026 to the determination date October 4, 2027. The notes pay no interest, provide a 10.00% buffer (buffer level 90.00% of the initial level), a 140.00% upside participation rate subject to a cap (cap level 114.63%), and a maximum cash settlement of $1,204.82 per $1,000 face amount. All payments depend on Barclays' creditworthiness and are subject to possible exercise of U.K. Bail-in Power.

Barclays Bank PLC offers a series 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 pay a contingent coupon of $10.083 per $1,000 (1.0083% per payment, based on 12.10% per annum) on scheduled payment dates only if each Reference Asset meets its coupon barrier. If not redeemed early and the Least Performing Reference Asset finishes below its 70.00% barrier at maturity, principal is reduced pro rata to that asset’s performance; investors may lose up to 100.00% of principal. Payments are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and possible exercise of U.K. Bail-in Power. Key dates include an Issue Date of June 2, 2026 and a Maturity Date of June 1, 2029. Terms, estimated value range, underwriting commission and withholding/tax considerations are provided in the pricing supplement.

Barclays Bank PLC prices a primary offering of Buffered Callable Contingent Coupon Notes due May 23, 2029 linked to the least performing of Tesla (TSLA), Coinbase (COIN) and Robinhood (HOOD). The notes pay a quarterly contingent coupon of $19.583 per $1,000 if all reference assets meet coupon barriers and expose investors to up to 60.00% principal loss if the least performing reference asset falls below the buffer. Payments and principal are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and possible exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering Callable Contingent Coupon Notes due November 26, 2027 linked to the least performing of the Dow Jones Industrial Average, the Russell 2000 and the Nasdaq-100. The notes pay a Contingent Coupon of $10.292 per $1,000 note (1.0292% per period, based on 12.35% per annum) on each coupon payment date only if each reference asset closes at or above its coupon barrier.

Key terms: Initial Valuation Date May 22, 2026, Issue Date May 28, 2026, Final Valuation Date November 22, 2027, maturity November 26, 2027, and a Barrier equal to 70.00% of each initial value. If the Least Performing Reference Asset finishes below its Barrier at maturity, principal is reduced pro rata and investors may lose up to 100.00% of principal. Holders also consent to potential exercise of U.K. Bail-in Power, which could write down or convert amounts payable.

Barclays Bank PLC is offering $400,000 of AutoCallable Notes due May 17, 2029 linked to the Least Performing of the S&P 500, Russell 2000 and Nasdaq-100 indices. The notes pay an annualized Periodic Call Premium of 13.60% (Redemption Prices of up to $1,408.00 per $1,000 if automatically called) and may be redeemed on scheduled Call Valuation Dates prior to maturity. Purchasers consent to the exercise of any U.K. Bail-in Power by the relevant U.K. resolution authority. The Notes are unsecured obligations of Barclays Bank PLC and expose investors to issuer credit risk and full downside exposure to the Least Performing Reference Asset at maturity.

Barclays Bank PLC is offering $1,444,000 of callable Contingent Coupon Notes due May 17, 2029. The notes pay a contingent coupon of $10.417 per $1,000 on each coupon date if each reference index meets its 70.00% coupon barrier on the observation date. At maturity the principal is tied to the performance of the Least Performing Reference Asset versus its 60.00% barrier; investors may lose up to 100% of principal. The notes are unsecured obligations of Barclays Bank PLC and are subject to issuer credit risk and consent to U.K. Bail-in Power.

Barclays Bank PLC is offering Buffered Supertrack SM Notes due June 3, 2031 linked to the S&P 500® Index. The Notes pay no coupons, have a 15.00% buffer, an Upside Leverage Factor of 1.25 and a Maximum Return of 64.85%. The initial issue price is $1,000 per Note and the estimated value on the Initial Valuation Date is expected to be between $896.50 and $976.50 per Note. If the Reference Asset falls below the 85.00% Buffer Value, holders can lose up to 85.00% of principal. Payments are unsecured obligations of Barclays and are subject to the issuer's credit risk and the exercise of any U.K. Bail-in Power.

Barclays Bank PLC issued $375,000 of AutoCallable Contingent Coupon Notes due November 18, 2027, linked to the least performing of three equities: TSLA, AMD and NVDA. The Notes pay a contingent coupon of $28.958 per $1,000 (34.75% per annum pro rata) on scheduled payment dates if each Reference Asset meets its coupon barrier on the related Observation Date. The Notes are automatically callable on certain Call Valuation Dates if each Reference Asset meets its Call Value, in which case holders receive the Redemption Price of $1,000 per $1,000 plus applicable coupon amounts. At maturity, if the Final Value of the Least Performing Reference Asset is below its Barrier Value (60% of initial), principal is reduced pro rata by that asset’s loss; 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 possible exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering $3,200,000 principal of callable Contingent Coupon Notes due July 19, 2027 linked to the least performing of the S&P 500®, Nasdaq-100® Technology Sector and Russell 2000®. The Notes pay a Contingent Coupon of $11.083 per $1,000 (1.1083% per period; 13.30% per annum basis) on each Contingent Coupon Payment Date only if each Reference Asset meets its Coupon Barrier on the related Observation Date. If a Note is held to maturity and the Final Value of the Least Performing Reference Asset is below its Barrier (70% of its Initial Value), principal is reduced pro rata by that Reference Asset Return; investors may lose up to 100% of principal. Initial issue price is $1,000 (100.00%) with an estimated value on the Initial Valuation Date of $992.50. Purchasers expressly consent to possible exercise of U.K. Bail-in Power, and payments depend on Barclays' creditworthiness.

Barclays Bank PLC is offering $1,308,000 of callable contingent coupon notes due May 17, 2029 linked to the least performing of the Russell 2000, S&P 500 and Nasdaq-100 Technology Sector indices. Each $1,000 note pays a contingent coupon of $9.583 (an 11.50% per annum rate pro rata) on scheduled coupon dates only if all three reference assets close at or above their coupon barrier values on each observation date. At maturity you receive $1,000 if the least performing reference asset’s final value is at or above its 60.00% barrier; otherwise principal is reduced pro rata by the least performing asset’s loss, exposing investors to up to 100.00% principal loss. Payments are unsecured and subject to Barclays’ credit risk and possible exercise of U.K. Bail-in Power. The notes are callable at Barclays’ discretion on specified call valuation dates and will not be listed.

Barclays Bank PLC priced $670,000 of AutoCallable Contingent Coupon Notes linked to the common stock of ServiceNow, Inc. The Notes issue at $1,000 per Note on May 18, 2026 and mature on May 18, 2028 unless automatically called earlier. The Notes pay a 3.75% contingent coupon per $1,000 (stated 15.00% per annum) on specified observation outcomes and carry a Barrier and Coupon Barrier set at $37.43 (43.00% of the Initial Value). The Initial Value is $87.05. If not called and the Final Value is below the Barrier, principal repayment is contingent on the Reference Asset Return (you may lose up to 100.00% of principal); Barclays may instead deliver shares (Applicable Physical Delivery Amount: 11 shares plus fractional 0.48765). The initial issue price is 100.00% and Barclays reports an estimated model value of $978.30 per Note on the Initial Valuation Date. Payments rely on Barclays' credit and are subject to consent to U.K. Bail-in Power.

Barclays Bank PLC priced $1,095,000 of Buffered Autocallable Contingent Coupon Notes due April 18, 2029. The notes link to the least performing of the VanEck Gold Miners ETF (GDX) and the SPDR S&P Metals & Mining ETF (XME) and pay contingent coupons at an 8.00% per annum rate.

Holders may receive automatic early redemption if both reference assets meet call thresholds on a Call Valuation Date. At maturity, principal repayment depends on the Least Performing Reference Asset versus an 85.00% buffer; investors may lose up to 85.00% of principal and are exposed to Barclays’ credit and U.K. bail-in risk.

Barclays Bank PLC priced $986,000 of AutoCallable Contingent Coupon Notes due May 18, 2028, linked to the common stock of Blackstone Inc. (BX). The Notes pay a contingent coupon of $37.50 per $1,000 (15.00% per annum) on specified Observation Dates, are auto‑callable on several Call Valuation Dates, and may pay less than principal at maturity if the Final Value of the Reference Asset is below the Barrier Value ($75.06, 62.75% of the Initial Value). Initial issue price was 100.00% and Barclays’ internal estimated value on the Initial Valuation Date was $976.00 per $1,000 Note. The Notes are unsecured obligations of Barclays Bank PLC and holders consent to potential exercise of U.K. Bail‑in Power.

Barclays Bank PLC is offering $605,000 of callable contingent coupon notes due January 18, 2029, linked to the least performing of the Dow Jones Industrial Average, the Nasdaq-100 and the S&P 500. Each note has a $1,000 denomination and an initial issue price of 100.00%. Holders may receive a Contingent Coupon of $9.375 per $1,000 (an 0.9375% payment per period, 11.25% per annum) only if each reference asset closes at or above its coupon barrier on the applicable observation date. At maturity, if the Final Value of the Least Performing Reference Asset is below its Barrier Value (70.00% of initial), principal is reduced pro rata by 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 the issuer's credit risk and potential exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering $5,000,000 of Buffered Callable Contingent Coupon Notes due November 18, 2026, linked to the least performing of the VanEck Semiconductor ETF (SMH), the SPDR S&P Biotech ETF (XBI) and the Industrial Select Sector SPDR Fund (XLI). The notes pay a Contingent Coupon of $9.583 per $1,000 (0.9583% per period, based on 11.50% per annum) only if each Reference Asset is at or above its 65% Coupon Barrier on an Observation Date. The notes feature a 35.00% buffer (Buffer Value = 65.00% of Initial Value) and a Downside Leverage Factor of 1.538462: if the Least Performing Reference Asset falls below the Buffer Value at maturity, investors lose 1.538462% of principal per 1.00% decline below -35.00%. Initial issue price is $1,000 per note (aggregate $5,000,000); Barclays’ estimated value on the Initial Valuation Date was $993.30. Notes may be redeemed early at Barclays’ option and are unsecured obligations subject to Barclays’ credit risk and potential exercise of U.K. Bail-in Power.

Barclays Bank PLC is offering $9,150,000 of Trigger Callable Yield Notes due August 17, 2027, linked to the lesser performing of the Russell 2000® Index and the EURO STOXX 50® Index. The Notes pay a fixed 11.20% per annum Coupon Rate (monthly coupon of $0.0933 per $10 note) and are callable monthly at the issuer's election beginning August 12, 2026. If not called, repayment at maturity depends on the Final Underlying Levels relative to a 70.00% Downside Threshold of each Initial Underlying Level; if the Lesser Performing Underlying finishes below its Downside Threshold, principal is reduced pro rata to that Underlying Return. 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 powers.

Barclays Bank PLC is offering market-linked, auto-callable securities with a stated principal amount of $1,000 per security and a total original offering amount of $585,000. The securities pay a 14.90% per annum coupon monthly through May 18, 2029 and are linked to the lowest performing of AMZN, META, ORCL and TSM.

These are unsecured obligations of Barclays Bank PLC, subject to credit risk and U.K. bail-in powers. If not auto-called, principal repayment at maturity depends on the ending price of the lowest performing underlying relative to a threshold equal to 60% of its starting price, so investors may lose more than 40% (and possibly all) of principal.

Barclays Bank PLC is offering callable Contingent Coupon Notes linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100 Technology Sector indices, with an Issue Date of June 1, 2026 and Maturity Date of June 1, 2029. Each Note has a $1,000 denomination and pays a quarterly Contingent Coupon of $10.833 per $1,000 (13.00% per annum) only if each Reference Asset meets its 70.00% Coupon Barrier on the Observation Dates. If not redeemed earlier and the Final Value of the Least Performing Reference Asset is below its 60.00% Barrier Value, principal at maturity will be reduced pro rata to that Reference Asset's decline, exposing investors to up to 100.00% principal loss. Payments depend on Barclays' creditworthiness and are subject to the exercise of any U.K. Bail-in Power by the relevant U.K. resolution authority.

Barclays Bank PLC is offering market-linked, auto-callable securities due May 18, 2029 linked to the lowest performing of four stocks: AXON, LMT, NOC and PLTR. Each security has a principal amount of $1,000 and pays a fixed monthly coupon at a 15.25% per annum rate until automatic call or maturity. If, on any monthly call date beginning about six months after issue, the lowest performing Underlying Stock closes at or above its starting price, the securities will be automatically called and investors receive principal plus the coupon then due. If not called, repayment at maturity depends on the lowest performing Underlying Stock's ending price relative to its threshold price (each threshold = 50% of the starting price). If that ending price is below the threshold, holders will receive $1,000 × performance factor of the lowest performing Underlying Stock and may lose more than 50% and possibly all principal. Payments are subject to Barclays Bank PLC's credit and holders have consented to potential exercise of U.K. Bail-in Power. The securities do not pay dividends, do not participate in upside of the Underlying Stocks and have no exchange listing; designed to be held to maturity.

Barclays Bank PLC is offering $446,000 of Global Medium-Term Notes, Series A, issued as $1,000 principal amount Notes due May 18, 2028, linked to the least performing of the Russell 2000®, the Dow Jones Industrial Average® and the Nasdaq-100®. The Initial Valuation Date is May 13, 2026 and the Final Valuation Date is May 15, 2028.

Payment at maturity per $1,000 principal amount is: if the Least Performing Reference Asset’s Final Value ≥ Initial Value, $1,000 plus $1,000 times the lesser of that Reference Asset Return and the Maximum Return of 20.50% (maximum payoff $1,205.00); if the Final Value is less than the Initial Value, payment is $1,000. All payments are subject to Barclays Bank PLC credit risk and the exercise of any U.K. Bail-in Power.

Barclays Bank PLC is offering callable Contingent Coupon Notes due May 25, 2028 linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100. The notes pay a $8.75 contingent coupon per $1,000 on scheduled coupon dates if each reference asset meets its 70.00% coupon barrier on the related observation date. At maturity you receive $1,000 if the least performing reference asset’s final value is at or above its 60.00% barrier; otherwise principal is reduced in proportion to that asset’s decline. The notes are unsecured obligations of Barclays Bank PLC, are subject to the issuer’s credit risk and to the exercise of any U.K. Bail-in Power by relevant U.K. resolution authorities. The initial issue price is $1,000 per $1,000 principal amount with an agent commission of 0.75%.

Barclays Bank PLC is offering AutoCallable Contingent Coupon Notes due May 22, 2028 linked to the common stock of IREN Ltd. The Notes are issued in minimum denominations of $1,000, sold at 100.00% of par with an agent commission of 3.00% (proceeds to issuer 97.00%). The Notes pay contingent quarterly coupons of $22.50 per $1,000 (a 27.00% per annum equivalent) when the Reference Asset meets the Coupon Barrier on specified Observation Dates and may be automatically called if the Reference Asset meets the Call Value on any Call Valuation Date. At maturity, investors may receive full principal, a cash amount that declines pro rata with the Reference Asset, or, if exercised by the issuer, physical delivery of shares plus any fractional-share cash amount; investors may lose up to 100.00% of principal and are exposed to Barclays' credit risk and potential U.K. bail-in powers.

Barclays Bank PLC priced a preliminary offering of Phoenix AutoCallable Notes due May 22, 2031, linked to the least performing of the Dow Jones Industrial Average, the iShares® Semiconductor ETF and the State Street Consumer Staples Select Sector SPDR ETF. The notes pay a Contingent Coupon of $11.083 per $1,000 principal amount (1.1083% per payment; 13.30% per annum rate basis) when each Reference Asset meets its coupon barrier on an Observation Date and are subject to automatic early redemption on specified Call Valuation Dates. If not called, principal at maturity is contingent on the Final Value of the Least Performing Reference Asset relative to its 60.00% barrier; investors may lose up to 100.00% of principal. The offering discloses an initial public price of $1,000 per note with an agent commission of 4.25% and proceeds to issuer of 95.75%. The notes are unsecured obligations of Barclays and are subject to issuer credit risk and U.K. Bail-in Power.

Barclays Bank PLC priced a $1,000-denomination Autocallable Contingent Coupon Barrier Note linked to HIMS, ISRG and TSLA with Issue Date May 28, 2026 and Maturity Date May 24, 2028. The notes pay a $14.50 contingent coupon per $1,000 (17.40% per annum, 1.45% monthly) when each Underlier meets coupon barriers on Observation Dates and may autocall beginning on the twelfth Observation Date. If not called, principal repayment at maturity depends on the Least Performing Underlier versus a 50.00% Barrier; investors may lose up to 100% of principal and bear Barclays credit and U.K. bail-in risk. Estimated issuer model value on initial pricing is $905.20–$955.20 per $1,000; price to public is $1,000 with a 1.00% agent commission.

Barclays Bank PLC is offering AutoCallable Contingent Coupon Notes due May 20, 2031 linked to the least performing of the EURO STOXX 50 Index, the Energy Select Sector SPDR Fund and the VanEck Semiconductor ETF. The Notes pay contingent quarterly coupons of $9.50 per $1,000 when each Reference Asset meets its coupon barrier; automatic calls and principal repayment depend on specified call and barrier thresholds. Notes may lose up to 100.00% of principal at maturity if the Least Performing Reference Asset finishes below its 60.00% barrier. 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 powers.

Barclays Bank PLC is offering AutoCallable Notes due May 24, 2029 linked to the least performing of ServiceNow (NOW) and Meta Platforms (META). The Notes have a $1,000 denomination, an Initial Valuation Date of May 21, 2026, an Issue Date of May 27, 2026 and a Final Valuation Date of May 21, 2029. If not automatically called on scheduled Call Valuation Dates, holders at maturity face full downside tied to the Least Performing Reference Asset and may lose up to 100.00% of principal. Payments depend on Call Barriers, a 50.00% Barrier Value, a periodic Call Premium and Barclays' credit and potential U.K. bail-in powers.

Barclays Bank PLC is offering one‑year structured Notes due May 27, 2027 that pay a fixed monthly-equivalent coupon of $8.208 per $1,000 (a stated rate of 9.85% per annum) and reference three equity indices (NDXT, RTY, SPX). The Notes pay principal at maturity only if the Least Performing Underlier’s Final Underlier Value is at or above a Barrier equal to 70.00% of its Initial Underlier Value; if the Least Performing Underlier finishes below the Barrier, principal is reduced pro rata to that Underlier Return. The Notes are unsecured obligations of Barclays Bank PLC, subject to the issuer’s credit risk and holders’ prior consent to possible exercise of U.K. Bail-in Power. The Initial Valuation Date is May 21, 2026 and the Final Valuation Date is May 21, 2027. The initial issue price per Note is $1,000 (100%) and the agent commission is 0.30%.

Barclays Bank PLC is offering a preliminary issue of Phoenix AutoCallable Notes linked to the least performing of the S&P 500, Russell 2000 and Nasdaq-100. The notes have a $1,000 denomination, an Initial Valuation Date of May 19, 2026, an Issue Date of May 22, 2026 and a scheduled Maturity Date of May 24, 2029.

The notes pay a contingent coupon of $55.00 per $1,000 note (5.50%, based on an 11.00% per annum rate) only if all three reference indices close at or above their coupon barrier levels on specified observation dates. At maturity, investors receive full principal if the least performing index is at or above its Barrier Value (65.00% of initial); otherwise repayment is reduced pro rata to the least performing index, exposing investors to up to 100.00% principal loss. The notes are unsecured obligations of Barclays Bank PLC and are subject to the issuer’s credit risk and consent to potential U.K. bail-in powers.

Barclays Bank PLC is offering principal-protected-style structured Notes linked to an equally weighted basket of five equity securities (CoreWeave, Intel, Marvell, Micron and Western Digital). Each Note has a $1,000 denomination and pays no coupons; instead it may be automatically redeemed on scheduled Observation Dates for a stated Redemption Premium. If not called and the Final Basket Value is below the Barrier Value (50.00% of the Initial Basket Value), the payment at maturity will decline pro rata with the Basket Return, potentially causing a loss of up to 100% of principal. 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.

The Initial Valuation Date is June 2, 2026, Issue Date is June 5, 2026, Final Valuation Date is June 3, 2030, and Maturity Date is June 6, 2030. Observation Dates begin June 2, 2027 and occur regularly through the Final Valuation Date; Redemption Premiums increase across Observation Dates up to 90.000% on the Final observation.

Barclays Bank PLC is offering one-year buffered fixed‑coupon Notes tied to Blackstone Inc. (BX) and Microsoft Corporation (MSFT). The Notes pay a Fixed Coupon of $8.542 per $1,000 (a 10.25% annual rate, paid monthly) and run from the Issue Date of May 20, 2026 to the Maturity Date of May 20, 2027. If the Final Underlier Value of the Lesser Performing Underlier is at or above its Buffer Percentage of 20.00% of the Initial Underlier Value, investors receive principal plus the final coupon. If the Lesser Performing Underlier finishes below the buffer, repayment is reduced according to the Underlier Return formula and investors can lose up to 80.00% of principal. The 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 is offering principal-protected-notes-style structured Notes linked to the common stock of Snowflake Inc. (SNOW) with a $1,000 principal amount per Note. The Notes pay a Contingent Coupon of $37.779 per Note on certain Coupon Payment Dates if the Underlier meets the Coupon Barrier of $75.75 (50.00% of the Initial Underlier Value). The Initial Underlier Value is $151.50 (Closing Price on May 11, 2026).

If the Notes are not automatically called, maturity payment depends on the Final Underlier Value on the Final Observation Date. If Final Underlier Value ≥ Buffer Value ($75.75), holders receive principal plus any due Contingent Coupons. If Final Underlier Value is below the Buffer Value, holders incur leveraged downside: they lose 2.00% of principal for every 1% the Underlier is below the Buffer, via a Downside Leverage Factor of 2.00. Observation Dates occur from Aug 26, 2026 to May 26, 2027; Maturity Date is June 1, 2027. Holders also consent to potential exercise of U.K. bail-in powers affecting payments.

Barclays Bank PLC priced a preliminary offering of $1,000-denomination AutoCallable Contingent Coupon Notes due May 24, 2028 linked to the least performing of Palantir Technologies Inc. (PLTR) and NVIDIA Corporation (NVDA). The notes pay a contingent coupon of $18.333 per $1,000 (a 22.00% per annum stated rate) on scheduled observation outcomes, are callable on specified Call Valuation Dates and may repay only principal at maturity when the least-performing reference asset finishes at or above its 70.00% barrier (call trigger = 90.00% of initial). Issue Date is May 22, 2026; Initial Valuation Date is May 19, 2026. Investors bear issuer credit risk and have consented to potential exercise of any U.K. Bail-in Power.

Barclays Bank PLC is marketing a preliminary pricing supplement for AutoCallable Notes due May 24, 2029, linked to the least performing of the common stocks of Halliburton Company (HAL) and Valero Energy Corporation (VLO). The notes have an Issue Date of May 27, 2026, an Initial Valuation Date of May 21, 2026 and a Final Valuation Date of May 21, 2029. Each $1,000 note has an initial issue price of $1,000 and is payable in cash unless an automatic call or the issuer elects physical settlement.

The structure: monthly scheduled Call Valuation Dates (first approximately six months after issue) with tiered Call Barriers declining from 100.00% to 50.00%, a Barrier Value equal to 50.00% of Initial Value, and a Periodic Call Premium of $108.492 per $1,000 (10.8492% per annum). If the notes are not redeemed and the Least Performing Reference Asset finishes below its Barrier Value, holders may suffer losses up to 100.00% of principal and could receive shares if the issuer elects physical settlement. Payments are unsecured obligations of Barclays Bank PLC and are subject to Barclays’ credit risk and potential exercise of relevant U.K. Bail-in Power.

Barclays Bank PLC is pricing AutoCallable Contingent Coupon Notes due May 25, 2028. The notes reference the Class A common stock of CrowdStrike Holdings, Inc. (CRWD) and Alphabet Inc. (GOOGL) and pay contingent coupons tied to specified Observation Dates. The notes have a $1,000 denomination, an initial issue price of $1,000 per $1,000 principal amount, an estimated value range of $910.50 to $960.50 on the Initial Valuation Date, and a Contingent Coupon of $12.292 per $1,000 (based on 14.75% per annum).

The notes may be automatically redeemed on Call Valuation Dates if each Reference Asset meets its Call Value, and at maturity investors receive either principal in cash or an amount tied to the Least Performing Reference Asset (including possible physical delivery). Holders consent to potential exercise of U.K. Bail-in Power and bear Barclays’ credit risk.

Barclays Bank PLC priced a preliminary offering of AutoCallable Contingent Coupon Notes due May 24, 2029 linked to the least performing of two equities: The Home Depot, Inc. and The Goldman Sachs Group, Inc. Each Note has a $1,000 denomination and a contingent coupon of $28.825 per $1,000 (an 11.53% per annum rate). Notes may be automatically redeemed on scheduled Call Valuation Dates if both reference assets meet their Call Values. At maturity, if the least performing reference asset is below its Barrier Value (55.00% of initial), principal repayment is reduced pro rata 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 Barclays credit risk and possible exercise of U.K. Bail-in Power. The Initial Valuation Date is May 21, 2026 and the Issue Date is May 27, 2026. The issuer estimates the Notes’ value on the Initial Valuation Date to be between $913.40 and $973.40 per $1,000 before commissions and fees.

Barclays Bank PLC proposes AutoCallable Contingent Coupon Notes due May 25, 2028 linked to the least performing of Vertiv Holdings Company (VRT) and Palo Alto Networks, Inc. (PANW). The Notes have a $1,000 denomination, an Initial Valuation Date of May 20, 2026, an Issue Date of May 26, 2026 and a Final Valuation Date of May 22, 2028.

The Notes pay a contingent coupon of $20.208 per $1,000 (stated 24.25% per annum basis) on specified Observation Dates if each Reference Asset meets its Coupon Barrier (set at 60.00% of Initial Value). The Notes are automatically callable if on a Call Valuation Date each Reference Asset is >= its Call Value (set at 90.00% of Initial Value). At maturity, if the Least Performing Reference Asset is below its Barrier, principal repayment is reduced pro rata (or shares delivered under Barclays' physical settlement option).

Key investor risks: you may lose up to 100.00% of principal, payments depend on Barclays' credit and are subject to U.K. bail-in powers, estimated value is below the issue price, and the Notes do not pay dividends or provide voting rights in the Reference Assets.

Barclays Bank PLC is offering Trigger Autocallable Contingent Yield Notes linked to the lesser performing of the Nikkei 225 Index and the S&P 500® Index in an initial offering totaling $8,639,000. The Notes pay a 9.75% per annum contingent coupon (quarterly = $0.2438 per Note) and are callable quarterly beginning on November 13, 2026. The Notes are unsecured obligations of Barclays and expose holders to full downside on the lesser performing Underlying if that Underlying closes below its Downside Threshold on the Final Valuation Date (May 13, 2031), with maturity/settlement on May 15, 2031. The initial issue price is $10.00 per Note (minimum 100 Notes) and Barclays’ estimated value on the Trade Date is $9.644 per Note; proceeds to Barclays are $8,444,622.50. The Notes are subject to Barclays’ credit risk and consent to possible U.K. Bail-in Power.