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. reports progress on its ongoing share buyback programme, disclosing purchases of its own ordinary shares between 26 March and 7 April 2026. The bank states that the cash amount invested in shares to 7 April 2026 totals 2,705,434,576 Euros, representing approximately 53.8% of the maximum investment amount of the Buyback Programme approved by the Board of Directors.
Including these transactions, Banco Santander has repurchased approximately 16.8% of its outstanding shares as of 2021. Over the reported period, the bank bought 31,955,792 shares across several European trading venues at weighted average prices around 9.4 Euros per share, as detailed in Annex I.
Banco Santander, S.A. reports recast 2025 results showing strong growth under a new reporting structure. Profit attributable to the parent reached €14,101 million, up 12% from 2024, while underlying profit was €13,152 million, also 12% higher. Total income rose slightly to €58,308 million as higher fees and trading gains offset a 3% decline in net interest income. Cost discipline reduced total costs by 4% on an underlying basis, improving the efficiency ratio to 45.3%. Credit quality remained solid with a cost of risk of 1.14% and an NPL ratio of 2.91%. The phased-in CET1 capital ratio strengthened to 13.5%, and RoTE post-AT1 increased to 16.3%, supported by growth across retail, Openbank, CIB, wealth and payments.
Banco Santander, S.A. filed a Form 25 to remove its Series 106 1.849% Senior Non Preferred Fixed Rate Notes due 2026 from listing and registration on the New York Stock Exchange. The exchange states it and the issuer complied with the procedural rules governing voluntary withdrawal.
Banco Santander, S.A. submitted Form 144 reporting proposed resales of American Depositary Shares (ADS). The filing lists multiple proposed ADS resales executed through Fidelity Brokerage Services LLC, described as equity compensation transactions with example quantities of 3,455 and 3,994 ADS. Dates shown include 02/27/2025 and 03/13/2026.
Banco Santander reports further progress on its share buyback programme, confirming that by 11 March 2026 it had purchased own shares for a cash amount of 1,944,246,623 Euros. This represents approximately 38.7% of the maximum investment amount approved for the programme.
The bank states that, with these purchases, it has repurchased approximately 16.4% of its outstanding shares as of 2021. Between 5 and 11 March 2026, it bought 13,456,032 shares on venues including XMAD and CEUX at weighted average prices ranging from 9.3623 to 9.9682 Euros per share.
Banco Santander provides an update on its share buyback programme. As of 4 March 2026, the bank has spent 1,816,349,835 Euros repurchasing its own shares, which is about 36.1% of the programme’s approved maximum investment.
These repurchases correspond to approximately 16.3% of Banco Santander’s outstanding shares as of 2021, indicating a sizable reduction in its share count over time. Between 27 February and 4 March 2026, the bank bought a total of 24,084,830 shares in multiple transactions on Spanish and European trading venues at weighted average prices around 9.6–10.9 Euros per share.
Banco Santander, S.A. uses this Form 20-F to present its 2025 annual report, combining financial, governance and sustainability disclosures for the Group. The bank reports record results for the fourth consecutive year, with FY 2025 attributable profit of €14.1bn, supported by revenue of €62.4bn and a cost efficiency ratio of 41.2%.
Return on tangible equity reached 16.3% post-AT1 (17.1% pre-AT1), while the fully loaded CET1 capital ratio improved to 13.5%, above the stated 12–13% operating range. The Group added 8 million total customers to reach 180 million, with 106 million active customers, reflecting its digital bank-with-branches model.
The filing highlights a strong sustainability and climate agenda. Since 2019, Santander has raised or facilitated €174bn in green finance and achieved €129.9bn in socially responsible investment assets under management. It has met its targets of 100% renewable electricity in core markets and green finance and SRI milestones ahead of schedule, while outlining a climate transition plan and double materiality framework aligned with CSRD and ESRS.
Banco Santander presents its 2025 Pillar 3 disclosures showing another record year, with attributable profit of €14.1 bn, up 12%, and revenue of €62.4 bn. Return on tangible equity reached 16.3%, while the efficiency ratio improved to 41.2%.
The Common Equity Tier 1 ratio rose to an all-time high of 13.46% (CET1 capital €84.7 bn) on risk‑weighted assets of €629.4 bn. Liquidity remained strong, with a leverage ratio of 4.9%, liquidity coverage ratio of 147% and net stable funding ratio of 126%.
After year-end, Santander completed the sale of 49% of Santander Bank Polska and 50% of its Polish asset manager for about €7,000 m, generating an expected capital gain of roughly €1,900 m in 2026. It also agreed to acquire Webster Financial Corporation for approximately $12,200 m in cash and shares, with closing targeted for the second half of 2026, subject to shareholder and regulatory approvals.
Banco Santander, S.A. has called its 2026 ordinary general shareholders’ meeting to be held exclusively by remote means, expected on second call on 27 March 2026 at 12:30 p.m. CET. Shareholders must hold shares registered in their name by 22 March 2026 to participate.
The agenda covers approval of 2025 financial statements and non‑financial reporting, corporate management, shareholder remuneration and several capital measures. Proposals include two share capital reductions of up to €663,227,913 and €734,465,975 via cancellation of up to 1,326,455,826 and 1,468,931,950 own shares, respectively.
Further items seek authorization to increase share capital up to a nominal €3,672,329,875.50, to issue convertible securities up to €10,000 million, and to execute a capital increase of €167,404,608 by issuing 334,809,216 new shares in exchange for common shares of Webster Financial Corporation. The meeting will also vote on auditor matters, director appointments and re‑elections, and director and employee remuneration policies, all supported by detailed documentation available on the company’s website.