iPath Series B Bloomberg Energy Subindex Total Return ETN (JJEB) is an exchange-traded note issued by Barclays Bank PLC that provides investors with exposure to the Bloomberg Energy Subindex Total Return, which tracks futures contracts on energy commodities including crude oil, heating oil, natural gas and unleaded gasoline; the ETN reflects the total return of the index components plus collateralized interest from specified Treasury bills. Barclays Bank PLC, founded in 1690 and headquartered in London, United Kingdom, serves as the issuer for the iPath series of ETNs, offering structured products across commodities including energy subindices, metals, agriculture and softs, with global operations spanning North America, Europe and Asia-Pacific targeting institutional and retail investors seeking commodity-linked returns. The ETN, launched in 2018 under the NYSE Arca exchange (ticker: JJEB), features an annual investor fee of 0.45% deducted daily from its indicative value and is redeemable at Barclays' discretion on business days until maturity. In recent developments, Barclays announced multiple cash tender offers and consent solicitations for various iPath ETNs, including the Bloomberg Energy Subindex series (such as JJETF), repurchasing notes like 27,238 units of the energy subindex ETN at $7.50 per note in September 2025; the firm exercised issuer call options to redeem several iPath ETN series in full during 2025, including four series on June 25, 2025, and 18 series on June 28, 2024 (with ongoing amendments to indentures enabling discretionary full redemptions), alongside suspending further issuances and sales of select iPath ETNs since 2018 and announcing reverse splits for others in 2024. These actions reflect Barclays' strategic portfolio rationalization amid low liquidity and market evolution in commodity ETNs.