# Nalco Holding CO — 425

Nalco Holding CO of NAPERVILLE, IL filed a 425 with the SEC on 2011-11-08. Industry: Miscellaneous Chemical Products.

## Filing

- Filed: 2011-11-08
- Form: 425
- Accession: 0001104659-11-062206
- Registrant: Nalco Holding CO
- CIK: 0001298341
- Industry (SIC): Miscellaneous Chemical Products (2890)
- Location: NAPERVILLE, IL

## Documents (1)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | 425 | 8-K |

## Filing timeline for this registrant (60)

_Showing 12 of 60 filings._

| Filed | Form |
| --- | --- |
| [2011-11-18](https://search.stillhousedata.com/proxy/0001104659-11-065214) | 425 |
| [2011-11-16](https://search.stillhousedata.com/proxy/0000950157-11-000904) | 425 |
| [2011-11-15](https://search.stillhousedata.com/proxy/0000950157-11-000899) | 425 |
| [2011-11-14](https://search.stillhousedata.com/proxy/0001104659-11-063548) | 425 |
| 2011-11-08 | 425 |
| [2011-11-04](https://search.stillhousedata.com/proxy/0001104659-11-060866) | 425 |
| [2011-11-04](https://search.stillhousedata.com/proxy/0000950157-11-000881) | 425 |
| [2011-11-04](https://search.stillhousedata.com/proxy/0000950157-11-000879) | 425 |
| [2011-11-04](https://search.stillhousedata.com/proxy/0000950157-11-000878) | 425 |
| [2011-11-03](https://search.stillhousedata.com/proxy/0001104659-11-060634) | 425 |
| [2011-11-02](https://search.stillhousedata.com/proxy/0000950157-11-000864) | 425 |
| [2011-11-01](https://search.stillhousedata.com/proxy/0001104659-11-059351) | 425 |

## Co-filers (1)

- ECOLAB INC.

## More

- [CIK 1298341 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1298341&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001104659-11-062206.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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