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, 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 13F reporting holdings as an institutional investment manager. The report lists 948 Form 13F information table entries with a total market value of $11,263,065,252.
The filing names five other included managers and is signed by Jose Galiana, Deputy Chief Accounting Officer.
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.
Banco Santander reported progress on its share buyback programme. As of 5 November 2025, the bank has purchased shares for €1,055,750,294, equal to 62.1% of the programme’s maximum investment amount announced on 30 July 2025.
For the period from 30 October to 5 November 2025, Santander repurchased 13,100,000 shares across XMAD, CEUX, TQEX and AQEU at transaction-weighted prices around €8.70–€8.87 per share, as listed in the filing’s table. The bank notes that, with these purchases, it has repurchased approximately 14.9% of its outstanding shares as of 2021.
Banco Santander, S.A. (SAN) reported a Form 144 notice for a proposed sale of up to 100,000 American Depositary Shares (ADS), each representing one ordinary share. The filing lists an aggregate market value of $1,015,000 and an approximate sale date of November 3, 2025. The ADS are expected to be sold on the NYSE, with JP Morgan Securities named in the broker field.
The securities were acquired via stock grants from the issuer: 24,878 ADS on February 23, 2021 and 75,122 ADS on January 28, 2022. This filing is a notice under Rule 144 and relates to potential secondary sales by the holder.
Banco Santander (SAN) launched a primary debt offering totaling $2.8 billion in senior non preferred notes across three tranches: $300 million floating-rate notes due 2030 (Compounded SOFR + 112 bps, quarterly), $1.25 billion 4.551% fixed-rate notes due 2030 (semi-annual), and $1.25 billion 5.127% fixed-rate notes due 2035 (semi-annual). The notes are unsecured senior non preferred obligations that rank pari passu with similar liabilities, junior to senior higher priority liabilities, and senior to subordinated obligations, and are subject to statutory bail-in powers.
The offering priced at 100.000% with underwriting discounts of 0.300% (2030 FRN/2030 fixed) and 0.450% (2035 fixed), yielding gross proceeds of $2.8 billion and proceeds to the issuer of $2,789,725,000 before expenses. Net proceeds are expected to be approximately $2.79 billion after estimated expenses of about $1.5 million, partially offset by a $0.3 million underwriter reimbursement, to be used for general corporate purposes. Santander may redeem any series at 100% upon specified tax or regulatory events or after 75% or more of that series has been redeemed or purchased and cancelled. The company intends to list the notes on the NYSE. Minimum denominations are $200,000 and integral multiples thereof.
Banco Santander (SAN) reported updated ECB capital requirements following SREP. The Pillar 2 requirement remains unchanged at 1.74% at the consolidated level, with at least 0.98% to be covered with CET1; 9 bps of P2R reflect the ECB’s calendar provisioning add-on for non‑performing loans. From 1 January 2026, minimum consolidated requirements rise by 20 bps to CET1 9.85% (from 9.65%) and Total Capital 14.11% (from 13.91%), driven by a 3 bps increase in the systemic risk buffer and 17 bps in the countercyclical buffer.
As of 30 September 2025, Santander reported a consolidated CET1 ratio of 13.09% and Total Capital of 17.43%, indicating a surplus over the new minimums.
Banco Santander, S.A. filed a preliminary prospectus supplement for a multi-tranche senior non preferred note offering under its shelf. The bank plans to issue three USD-denominated series: a 2030 floating-rate tranche tied to Compounded SOFR, a 2030 fixed-rate tranche, and a 2035 fixed-rate tranche.
The notes rank as senior non preferred, pari passu with similar liabilities, junior to senior higher priority liabilities, and senior to subordinated obligations. They are subject to statutory bail-in; holders agree to the exercise of resolution powers. The floating notes pay interest quarterly based on daily compounded SOFR plus a margin, with a 0.000% floor and benchmark-transition mechanics; the fixed notes pay semi-annually. Redemption is permitted only upon specified tax or regulatory events or after ≥75% of a series has been redeemed or purchased and cancelled; there are no put rights. Minimum denomination is $200,000. The issuer intends to list the notes on the NYSE and settle through DTC. Net proceeds are earmarked for general corporate purposes.
Banco Santander reported progress on its share repurchase. The cash amount of shares purchased to October 29, 2025 totals €940,924,644, representing approximately 55.3% of the maximum investment amount authorized for the Buyback Programme.
Between October 23 and 29, 2025, the bank repurchased 12,600,000 shares across multiple venues (XMAD, CEUX, TQEX, AQEU) at disclosed weighted average prices per day and venue. With these purchases, Banco Santander has repurchased approximately 14.8% of its outstanding shares as of 2021.