# INTERNATIONAL BUSINESS MACHINES CORP — DEFA14A

INTERNATIONAL BUSINESS MACHINES CORP of ARMONK, NY filed a DEFA14A with the SEC on 2025-04-25. Industry: Computer & office Equipment.

## Filing

- Filed: 2025-04-25
- Form: DEFA14A
- Accession: 0001104659-25-039467
- Registrant: INTERNATIONAL BUSINESS MACHINES CORP
- CIK: 0000051143
- Industry (SIC): Computer & office Equipment (3570)
- State of incorporation: NY
- Location: ARMONK, NY

## Documents (1)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEFA14A | DEFA14A |

## Filing timeline for this registrant (60)

_Showing 12 of 60 filings._

| Filed | Form |
| --- | --- |
| [2026-04-08](https://search.stillhousedata.com/proxy/0000051143-26-000031) | DEFA14A |
| [2026-03-10](https://search.stillhousedata.com/proxy/0000051143-26-000026) | DEFA14A |
| [2026-03-10](https://search.stillhousedata.com/proxy/0000051143-26-000025) | DEF 14A |
| 2025-04-25 | DEFA14A |
| [2025-04-01](https://search.stillhousedata.com/proxy/0001104659-25-030660) | DEFA14A |
| [2025-03-17](https://search.stillhousedata.com/proxy/0001104659-25-024498) | DEFA14A |
| [2025-03-10](https://search.stillhousedata.com/proxy/0001104659-25-022190) | DEFA14A |
| [2025-03-10](https://search.stillhousedata.com/proxy/0001104659-25-022186) | DEF 14A |
| [2024-04-05](https://search.stillhousedata.com/proxy/0001104659-24-043926) | DEFA14A |
| [2024-03-11](https://search.stillhousedata.com/proxy/0001214659-24-004360) | PX14A6G |
| [2024-03-11](https://search.stillhousedata.com/proxy/0001104659-24-032647) | DEFA14A |
| [2024-03-11](https://search.stillhousedata.com/proxy/0001104659-24-032641) | DEF 14A |

## More

- [CIK 51143 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=51143&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0001104659-25-039467.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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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.