# ASPECT MEDICAL SYSTEMS INC — SC TO-I/A

ASPECT MEDICAL SYSTEMS INC of NORWOOD, MA filed a SC TO-I/A with the SEC on 2009-07-08. Industry: Electromedical & Electrotherapeutic Apparatus.

## Filing

- Filed: 2009-07-08
- Form: SC TO-I/A
- Accession: 0000950123-09-020623
- Registrant: ASPECT MEDICAL SYSTEMS INC
- CIK: 0000886235
- Industry (SIC): Electromedical & Electrotherapeutic Apparatus (3845)
- State of incorporation: DE
- Location: NORWOOD, MA

## Documents (5)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | SC TO-I/A | ASPECT MEDICAL SYSTEMS, INC. |
| 2 | EX-99.(A)(1)(A) | EX-99.1(A)(1)(A) |
| 3 | EX-99.(A)(1)(R) | EX-99.(A)(1)(R) E-MAIL REGARDING UPDATED HYPOTHETICAL EXCHANGE RATIOS, DATED JUL |
| 4 | EX-99.(A)(1)(S) | EX-99.(A)(1)(S) SCREEN SHOT OF INTRANET PAGE DISPLAYING UPDTATED HYPOTHETICAL EX |
| 5 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (30)

_Showing 12 of 30 filings._

| Filed | Form |
| --- | --- |
| [2009-11-06](https://search.stillhousedata.com/proxy/0001193125-09-227168) | SC 14D9/A |
| [2009-10-27](https://search.stillhousedata.com/proxy/0001193125-09-214390) | SC 14D9/A |
| [2009-10-27](https://search.stillhousedata.com/proxy/0001193125-09-214098) | SC 14D9/A |
| [2009-10-22](https://search.stillhousedata.com/proxy/0001193125-09-211327) | SC 14D9/A |
| [2009-10-20](https://search.stillhousedata.com/proxy/0001193125-09-210360) | SC 14D9/A |
| [2009-10-19](https://search.stillhousedata.com/proxy/0001193125-09-209221) | SC 14D9/A |
| [2009-10-08](https://search.stillhousedata.com/proxy/0001193125-09-205652) | SC 14D9 |
| [2009-09-28](https://search.stillhousedata.com/proxy/0000950123-09-046586) | SC14D9C |
| [2009-07-13](https://search.stillhousedata.com/proxy/0000950123-09-021813) | SC TO-I/A |
| [2009-07-13](https://search.stillhousedata.com/proxy/0000950123-09-021636) | SC TO-I/A |
| 2009-07-08 | SC TO-I/A |
| [2009-06-26](https://search.stillhousedata.com/proxy/0000950123-09-017790) | SC TO-I/A |

## More

- [CIK 886235 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=886235&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950123-09-020623.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

---

Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.