Banco Santander, S.A. (BNC) has disclosed the latest weekly transactions under its ongoing share buyback programme, covering purchases made between 3 and 9 September 2026. The Spanish banking giant repurchased a total of 12,800,000 ordinary shares across four trading venues during the period. Cumulative spending under the programme has now reached €468,982,200, equivalent to approximately 25.7% of the programme's maximum investment amount. The disclosure was made in compliance with EU Market Abuse Regulation requirements and published on 10 September 2026.

Key Points

  • Banco Santander, S.A. (BNC) — LEI 5493006QMFDDMYWIAM13, ISIN ES0113900J37
  • Banco Santander repurchased 12,800,000 ordinary shares between 3 and 9 September 2026 across XMAD, CEUX, TQEX, and AQEU trading venues
  • Cumulative buyback spend stands at €468,982,200, representing approximately 25.7% of the programme's maximum investment; the bank has repurchased approximately 18.2% of shares outstanding as of 2021
  • Investors will be watching the pace of remaining purchases as the programme, originally announced on 10 August 2026, continues to progress toward its maximum investment ceiling

Weekly Transactions Across Four Venues at Weighted Average Prices Between €12.55 and €12.86

During the week to 9 September 2026, Banco Santander executed purchases of its ordinary shares — ticker SAN — across four venues: XMAD, CEUX, TQEX, and AQEU. Weighted average purchase prices ranged from approximately €12.55 on TQEX on 9 September to €12.86 on XMAD on 7 September. The largest single-day volume was recorded on 9 September, when 3,100,000 shares were acquired on XMAD alone, with a further 1,044,100 purchased on CEUX the same day, suggesting a deliberate acceleration in activity toward the end of the reporting period.

Cumulative Spend of €468.98 Million Places Programme at Roughly One Quarter of Its Authorised Limit

The announcement confirms that total cash deployed under the Buyback Programme from its commencement through 9 September 2026 amounts to €468,982,200. This figure represents approximately 25.7% of the programme's total authorised maximum investment, as set out in the Buyback Commencement Communication issued on 10 August 2026 and registered under official registry number 3336. The Board of Directors of Banco Santander approved the programme, which operates under the framework of Article 5 of EU Regulation 596/2014 on Market Abuse and related delegated regulations governing share repurchases by listed issuers.

Santander Has Now Repurchased Approximately 18.2% of Shares Outstanding as of 2021

The announcement states that with purchases made to date, Banco Santander has repurchased approximately 18.2% of its outstanding shares as of 2021. Banco Santander is one of Europe's largest retail and commercial banking groups, operating across multiple international markets. Share buyback programmes of this scale are typically used by major banks to return capital to shareholders and can influence earnings-per-share metrics over time. Investors may be watching whether the pace of weekly purchases accelerates as the remaining capacity — approximately 74.3% of the maximum investment — is deployed in future reporting periods.