Welcome to our dedicated page for Banco Santander SEC filings (Ticker: SAN), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Banco Santander, S.A. (SAN) SEC filings page on Stock Titan provides access to the bank’s U.S. regulatory disclosures, primarily filed on Form 6-K as a foreign private issuer and related forms. These documents offer detail on capital actions, securities issuance and other matters relevant to holders of Santander securities.
Recent Form 6-K filings describe the bank’s share buyback programme of its own ordinary shares, including weekly updates on purchases across European trading venues, cumulative cash invested and the proportion of outstanding shares repurchased since 2021. A December 30, 2025 filing reports a capital reduction through cancellation of own shares and quantifies the total number of shares repurchased and the resulting reduction in share capital.
Other 6-Ks cover the optional early redemption of 4.375% Non-Step-Up Non-Cumulative Contingent Convertible Perpetual Preferred Tier 1 Securities (CoCos), and the issuance of Senior Non Preferred Notes due 2030 and 2035, with associated underwriting agreements and indenture supplements incorporated into a registration statement on Form F-3. These filings help investors understand Santander’s funding structure and capital instruments.
The filings section also includes a Form 25-NSE filed by the New York Stock Exchange regarding the removal from listing and/or registration of the Guarantor of Series 26 Subordinated Debt Securities due November 2025. This form relates to that specific class of subordinated debt securities.
On Stock Titan, these documents are updated as they are released to EDGAR. AI-powered tools can assist users by summarizing lengthy 6-K attachments, highlighting key figures in capital actions, and clarifying the implications of forms such as 6-K, F-3 exhibits and Form 25 for Banco Santander, S.A. security holders.
Banco Santander has completed and registered a new capital reduction linked to its share buyback programmes. On 30 December 2025, the bank reduced its share capital by EUR 98,002,935 through the cancellation of 196,005,870 treasury shares, representing about 1.32% of its share capital. Following this reduction, total share capital stands at EUR 7,344,659,751, divided into 14,689,319,502 shares with a nominal value of EUR 0.50 each, all in a single class with equal rights.
The bank notes that, after completing nine buyback programmes carried out since 2021, the accumulated capital reduction reaches EUR 1,325,660,900, with 2,651,321,800 shares repurchased and cancelled over that period. This cumulative figure corresponds to approximately 15.3% of Banco Santander’s outstanding shares as of 2021, indicating a substantial multi‑year return of capital to shareholders through buybacks and subsequent cancellations.
Banco Santander, S.A. reports further progress on its share buyback programme, stating that it has purchased shares for a cash amount of 1,624,325,614 euros, which is approximately 95.6% of the programme’s maximum investment amount. The bank explains that, with these purchases, it has repurchased about 15.2% of its outstanding shares as of 2021.
Between 11 and 17 December 2025, Banco Santander bought a total of 12,100,000 shares on trading venues including XMAD, CEUX, TQEX and AQEU, disclosing a weighted average price for each venue and day. The update confirms that these transactions form part of the Board of Directors’ previously approved buyback programme announced on 30 July 2025, with detailed trade-level data made available in an annex.
Banco Santander reports progress on its ongoing share buyback programme. As of 10 December 2025, the bank has invested
With these purchases, Banco Santander has bought back approximately
Banco Santander, S.A. reports further progress on its share buyback programme. As of 3 December 2025, the bank has spent 1,437,943,994 Euros repurchasing its own shares, which it states is approximately 84.6% of the programme’s maximum investment amount. The bank indicates that, with these purchases, it has bought back around 15.1% of its outstanding shares as of 2021, meaning a significantly smaller share count for remaining shareholders.
Between 27 November and 3 December 2025, Banco Santander repurchased a total of 9,600,000 shares across several trading venues, at weighted average prices generally around €9.22–€9.45 per share. The purchases were made under the previously announced Buyback Programme and carried out in accordance with European market abuse and buyback regulations.
Banco Santander, S.A. reports progress on its share buyback programme, stating that purchases to 26 November 2025 total 1,348,478,984 Euros, which is 79.3% of the programme’s maximum investment amount. The bank explains that, with these purchases, it has repurchased approximately 15.1% of its outstanding shares as of 2021. Between 20 and 26 November 2025, it bought 10,400,000 shares across several trading venues at weighted average prices close to 9 Euros per share.
Banco Santander, S.A. (SAN) is having its Series 26 Subordinated Debt Securities due November 2025 removed from listing and registration on the New York Stock Exchange. The exchange is filing Form 25 to notify regulators that this specific class of securities will no longer trade on the NYSE under Section 12(b) of the Securities Exchange Act of 1934.
The NYSE states that it has followed its own rules and the applicable SEC regulations for striking this debt issue from listing and/or withdrawing its registration, and that the issuer has complied with the exchange’s requirements for voluntary withdrawal. This change applies only to the identified Series 26 subordinated notes and does not describe any broader financial or operating changes for Banco Santander.
Banco Santander, S.A. has decided to redeem early all of its 4.375% Non-Step-Up Non-Cumulative Contingent Convertible Perpetual Preferred Tier 1 Securities (CoCos) with ISIN XS2102912966. These Additional Tier 1 instruments have an outstanding nominal total value of EUR 1,033,400,000 and are listed on the Global Exchange Market of the Irish Stock Exchange.
The early redemption has been authorised by the European Central Bank and will take place on the first optional call date, the distribution payment date falling on 14 January 2026, which is the sixth anniversary of issuance. Holders will receive the outstanding nominal value of each CoCo plus any accrued and unpaid distribution up to, but excluding, that date, in line with the original terms and conditions.
Banco Santander reported progress on its ongoing share buyback programme. As of 12 November 2025, purchases under the programme total €1,146,169,104, representing approximately 67.4% of the programme’s maximum investment amount.
Between 6 and 12 November 2025, the bank repurchased a total of 9,900,000 shares across venues including XMAD, CEUX, TQEX and AQEU, at disclosed weighted average prices per trade date. With these purchases, the bank states it has repurchased approximately 15% of its outstanding shares as of 2021. The securities are Banco Santander ordinary shares (ISIN ES0113900J37).
Banco Santander, S.A. filed a Form 6-K to incorporate exhibits related to recently issued senior non-preferred notes into its Form F-3 registration statement. The filing covers three U.S. dollar tranches: $300,000,000 Senior Non Preferred Floating Rate Notes due 2030, $1,250,000,000 4.551% Senior Non Preferred Fixed Rate Notes due 2030, and $1,250,000,000 5.127% Senior Non Preferred Fixed Rate Notes due 2035.
The submission includes the underwriting agreement, a third supplemental indenture, and the forms of global notes, along with legal opinions and related consents. The Bank of New York Mellon, London Branch is listed as trustee, calculation agent and principal paying agent, and The Bank of New York Mellon SA/NV, Luxembourg Branch is registrar.
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