Banco Santander S.A. filings document foreign-issuer disclosures for a global banking group and its ADR program. Form 6-K reports include interim consolidated financial statements, operating results, shareholder remuneration, segment information, financial assets and liabilities, provisions, equity, related-party matters, off-balance-sheet exposures, and director and senior manager remuneration.
The filing record also covers material-event disclosures, share buyback transactions, capital-structure matters, registration-statement updates, securities-law exemption documents, and completed acquisition disclosures. These filings provide formal records of governance, capital actions, financial reporting, and corporate transactions affecting Banco Santander and its banking group.
Banco Santander, S.A. (SAN) reports continued execution of its share buyback programme, disclosing purchases of its own ordinary shares between August 27 and September 2, 2026 under the previously announced Buyback Programme. During this period, the bank repurchased a total of 11,400,000 shares across multiple European trading venues.
The total cash amount invested in the Buyback Programme up to September 2, 2026 is €305,890,700, representing approximately 16.8% of the maximum investment amount authorised for the programme. Banco Santander states that, with these purchases, it has repurchased approximately 18.1% of its outstanding shares as of 2021.
Banco Santander, S.A. (SAN) has elected to redeem in full its Series 114 1.722% Senior Non Preferred Callable Fixed-to-Fixed Rate Notes due 2027, in accordance with the Indenture dated May 28, 2020 and the Third Supplemental Indenture dated September 14, 2021. The redemption will retire these notes entirely under the terms set out in the governing documents.
The notice also describes U.S. tax reporting and backup withholding rules: U.S. holders may be subject to backup withholding on redemption payments unless they provide appropriate IRS Forms (such as Form W‑9), while non‑U.S. holders generally may establish an exemption using an applicable Form W‑8.
Banco Santander, S.A. (SAN) reports that the deed executing its previously approved share capital increase in connection with the acquisition of Webster Financial Corporation, carried out through non-cash contributions, has been registered with the Commercial Registry of Santander.
After this capital increase, Banco Santander’s share capital amounts to 7,509,582,970 euros, represented by 15,019,165,940 ordinary shares with a nominal value of 0.50 euros each. Each share carries one voting right, for a total of 15,019,165,940 voting rights. All shares are of the same class and series and provide identical rights to holders.
Banco Santander, S.A. (SAN) reports progress on its previously announced share buyback programme of its own shares. As of 26 August 2026, the bank has spent €161,979,040 repurchasing shares under this programme, which represents approximately 8.9% of the programme’s maximum investment amount.
The bank states that, with these purchases, it has repurchased approximately 18% of its outstanding shares as of 2021. Between 24 and 26 August 2026, it bought a total of 12,800,000 shares across several trading venues at weighted average prices around €12.62–€12.71 per share.
Banco Santander, S.A. (SAN) reports that, in connection with the issuance of two series of senior non-preferred notes, it is furnishing contractual and legal documents for incorporation into its Registration Statement on Form F-3 (File No. 333-293987).
The notes consist of $1,000,000,000 5.005% Senior Non Preferred Fixed-to-Fixed Rate Notes due 2030 and $1,000,000,000 5.624% Senior Non Preferred Fixed-to-Fixed Rate Notes due 2034. Related exhibits include the underwriting agreement, a second supplemental indenture with The Bank of New York Mellon entities, forms of global notes, and legal opinions and consents from Uría Menéndez and Davis Polk & Wardwell LLP.
Banco Santander, S.A. (SAN) has completed its share buy-back programme of up to EUR 5,030 million, repurchasing 462,683,139 shares, which is about 3.08% of its share capital. This programme is now terminated.
The bank plans a Capital Reduction by cancelling these shares, cutting share capital by EUR 231,341,569.50 (nominal value EUR 0.5 per share). After this, share capital will be EUR 7,278,241,400.50, represented by 14,556,482,801 shares. The bank states the aim is to remunerate shareholders by increasing profit per share through a lower share count, without returning cash since the cancelled shares are treasury stock.
Since 2021, across buy-back programmes, Santander has repurchased 3,114,004,939 shares, an accumulated share capital reduction of EUR 1,557,002,469.50, representing roughly 18% of its outstanding shares at the start of that period.
Banco Santander, S.A. (SAN) reports that its previously announced acquisition of Webster Financial Corporation has been completed on 20 August 2026 on the terms earlier disclosed. In connection with this transaction, a capital increase through non-cash contributions, approved at the ordinary general shareholders’ meeting on 27 March 2026, has been executed.
The company’s share capital is now EUR 7,509,582,970, represented by 15,019,165,940 shares with a nominal value of EUR 0.50 each, all of the same class and with identical rights. The public deed for the capital increase will be filed with the Commercial Registry of Santander, and admission to trading of the new shares will be requested on the Spanish and other foreign stock exchanges where Banco Santander shares are listed.
Banco Santander, S.A. (SAN) is offering $1,000,000,000 of 5.005% Senior Non Preferred Fixed-to-Fixed Rate Notes due 2030 and $1,000,000,000 of 5.624% Senior Non Preferred Fixed-to-Fixed Rate Notes due 2034. Both series pay fixed coupons until one year before maturity, then reset to the one-year U.S. Treasury Rate plus 0.750% (2030 notes) or 1.100% (2034 notes), with semi-annual payments starting February 25, 2027.
The notes are senior non preferred, unsecured obligations subject to Spanish bail-in powers, ranking pari passu with other senior non preferred liabilities and below higher-ranking senior debt. Banco Santander may redeem at par upon certain tax or TLAC/MREL events, upon a clean-up call, or on optional call dates in 2029 and 2033, subject to regulatory approval. Listing on the New York Stock Exchange is planned, and net proceeds of about $1.99 billion are intended for general corporate purposes.
Banco Santander, S.A. is issuing two series of U.S. dollar-denominated Senior Non Preferred Fixed-to-Fixed Rate Notes due 2030 and 2034 under its Form F‑3 shelf. Each series pays a fixed coupon from issuance in August 2026 until one year before maturity, then resets to a fixed rate equal to the applicable U.S. Treasury Rate plus a spread for the final year. Interest is payable semi‑annually in arrears in February and August, in minimum denominations of $200,000.
The Notes are senior non preferred, unsecured, and unsubordinated obligations of Banco Santander, ranking pari passu with other Senior Non Preferred Liabilities, junior to Senior Higher Priority Liabilities, and senior to subordinated obligations in Spanish insolvency. They are expressly subject to the Spanish Bail‑in Power, meaning a resolution authority may write down or convert the Notes. Optional redemption at par plus accrued interest is permitted for tax reasons, TLAC/MREL disqualification, clean‑up, or on specified call dates, subject to regulatory approval. The bank intends to list the Notes on the New York Stock Exchange and expects to use the net proceeds for general corporate purposes, targeting eligible counterparties and professional investors rather than EEA/UK retail clients.
Banco Santander, S.A. reports continued execution of its share repurchase programme. Between 6 and 12 August 2026 the bank bought back 20,000,000 of its own shares across Spanish (XMAD) and European (CEUX) trading venues at weighted average prices around €12.85–€12.97 per share.
The total cash amount invested in repurchases under the current programme reached €4,650,490,891 as of 12 August 2026, representing approximately 92.5% of the programme’s maximum investment amount. Cumulatively, the bank states it has repurchased roughly 17.8% of its outstanding shares as of 2021 through this programme.