---
title: "Santander Holdings USA, Inc. SEC filings"
url: https://altstreet.investments/edgar/811830
kind: edgar-entity
publisher: AltStreet (https://altstreet.investments)
license: Public factual pages may be read, quoted and cited with attribution and a link. Bulk redistribution is not permitted.
---

# Santander Holdings USA, Inc.: SEC filings and what they report

| Field | Value |
| --- | --- |
| Entity | Santander Holdings USA, Inc. |
| CIK | 811830 |
| Filing family | Form 15 / Schedule TO |

## Filings (1 on record, newest first)

| Date | Form | Family | SEC link |
| --- | --- | --- | --- |
| October 26, 2026 | 15-12G | Form 15 / Schedule TO | https://www.sec.gov/Archives/edgar/data/811830/000119312526432083/ |


## More

- Entity page (HTML, with events, parties and the platform record): https://altstreet.investments/edgar/811830
- SEC EDGAR filing index: https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=0000811830&owner=include&count=40
- Signal history, evidence passages and the entity graph are AltStreet Terminal features: https://altstreet.investments/terminal

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Source page: https://altstreet.investments/edgar/811830
Machine index: https://altstreet.investments/llms.txt
AltStreet reads what platforms, funds and issuers file with the SEC and what they tell investors, and publishes the difference. Figures are as filed or as captured on the date stated; nothing here is investment advice.