Official SEC submissions

Banco Santander SEC Filings

Direct answer

Banco Santander's latest SEC filing is 6-K.

It was filed on August 20, 2026, and 40 recent filings are available.
Each row links directly to the SEC document and filing index.
Official SEC EDGAR submissions

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Recent SEC filings

6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

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20-F

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6-K

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6-K

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6-K

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6-K

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6-K

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6-K

Open SEC documentView filing index

Verified data

Recent filing categories
2
Recent filings
40
SEC CIK
0001027552
Latest filing date
August 20, 2026

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