BA Credit Card Funding, LLC filed a Current Report on Form 8-K with the Securities and Exchange Commission on September 28, 2026. The filing updates the Master Trust II Portfolio, which secures BAseries notes issued by BA Credit Card Trust. The update, contained in Exhibit 99.1, details the credit card receivables and accounts conveyed to the trust as of July 7, 2026.

As of July 1, 2026, the Master Trust II Portfolio included $14.33 billion in principal receivables and $343.87 million in finance charge receivables. The accounts within the portfolio had an average principal balance of $3,053 and an average credit limit of $19,754. The aggregate total receivable balance represented 15.9% of the total credit limit. The average age of the accounts was approximately 315 months, and cardholders were located in all 50 states, the District of Columbia, and Puerto Rico.

The filing provides historical delinquency and charge-off data for the portfolio. As of June 30, 2026, total delinquent receivables were $188.11 million, representing 1.28% of total receivables outstanding. For the six months ended June 30, 2026, total charge-offs were $204.24 million, or 2.86% of average principal receivables outstanding. The filing also notes that for statements prepared as of July 1, 2026, 5.09% of accounts had cardholders making the minimum payment, while 22.75% paid their full balance.