# FACTSET RESEARCH SYSTEMS INC — DEFA14A

FACTSET RESEARCH SYSTEMS INC of NORWALK, CT filed a DEFA14A with the SEC on 2025-10-27. Industry: Services-Computer Programming, Data Processing, Etc..

## Filing

- Filed: 2025-10-27
- Form: DEFA14A
- Accession: 0001628280-25-046446
- Registrant: FACTSET RESEARCH SYSTEMS INC
- CIK: 0001013237
- Industry (SIC): Services-Computer Programming, Data Processing, Etc. (7370)
- State of incorporation: DE
- Location: NORWALK, CT

## Documents (3)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | DEFA14A |
| 2 | GRAPHIC | factsetresearchsystemsinc\_.jpg |
| 3 | GRAPHIC | factsetresearchsystemsinc\_a.jpg |

## Filing timeline for this registrant (52)

_Showing 12 of 52 filings._

| Filed | Form |
| --- | --- |
| 2025-10-27 | DEFA14A |
| [2025-10-27](https://search.stillhousedata.com/proxy/0001628280-25-046442) | DEF 14A |
| [2025-10-17](https://search.stillhousedata.com/proxy/0001628280-25-045358) | PRE 14A |
| [2024-10-30](https://search.stillhousedata.com/proxy/0001013237-24-000148) | DEFA14A |
| [2024-10-30](https://search.stillhousedata.com/proxy/0001013237-24-000145) | DEF 14A |
| [2023-10-27](https://search.stillhousedata.com/proxy/0001013237-23-000133) | DEFA14A |
| [2023-10-27](https://search.stillhousedata.com/proxy/0001013237-23-000130) | DEF 14A |
| [2022-10-31](https://search.stillhousedata.com/proxy/0001013237-22-000167) | DEFA14A |
| [2022-10-31](https://search.stillhousedata.com/proxy/0001013237-22-000165) | DEF 14A |
| [2022-10-21](https://search.stillhousedata.com/proxy/0001013237-22-000161) | PRE 14A |
| [2021-10-29](https://search.stillhousedata.com/proxy/0001013237-21-000149) | DEFA14A |
| [2021-10-29](https://search.stillhousedata.com/proxy/0001013237-21-000147) | DEF 14A |

## More

- [CIK 1013237 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=1013237&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001628280-25-046446.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.