# Viskase Holdings, Inc. — SC TO-I/A

Viskase Holdings, Inc. of LOMBARD, IL filed a SC TO-I/A with the SEC on 2026-03-25. Industry: Biological Products, (No Diagnostic Substances).

## Filing

- Filed: 2026-03-25
- Form: SC TO-I/A
- Accession: 0001104659-26-034177
- Registrant: Viskase Holdings, Inc.
- CIK: 0000727510
- Industry (SIC): Biological Products, (No Diagnostic Substances) (2836)
- State of incorporation: DE
- Location: LOMBARD, IL

## Documents (2)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | SC TO-I/A | SC TO-I/A |
| 2 | EX-99.(A)(1)(L) | EXHIBIT (A)(1)(L) |

## Filing timeline for this registrant (60)

_Showing 12 of 60 filings._

| Filed | Form |
| --- | --- |
| [2026-03-25](https://search.stillhousedata.com/proxy/0001104659-26-034194) | 425 |
| 2026-03-25 | SC TO-I/A |
| [2026-03-24](https://search.stillhousedata.com/proxy/0001104659-26-033627) | SC TO-I/A |
| [2026-03-24](https://search.stillhousedata.com/proxy/0001104659-26-033625) | 425 |
| [2026-03-19](https://search.stillhousedata.com/proxy/0001104659-26-032098) | 425 |
| [2026-03-19](https://search.stillhousedata.com/proxy/0001104659-26-032068) | SC TO-I/A |
| [2026-03-18](https://search.stillhousedata.com/proxy/0001104659-26-029960) | 425 |
| [2026-03-16](https://search.stillhousedata.com/proxy/0001104659-26-028459) | 425 |
| [2026-03-16](https://search.stillhousedata.com/proxy/0001104659-26-028435) | SC TO-I/A |
| [2026-03-11](https://search.stillhousedata.com/proxy/0001104659-26-026171) | 425 |
| [2026-03-11](https://search.stillhousedata.com/proxy/0001104659-26-026167) | SC TO-I/A |
| [2026-03-09](https://search.stillhousedata.com/proxy/0001104659-26-025226) | 425 |

## More

- [CIK 727510 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=727510&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001104659-26-034177.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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