# TRINITY INDUSTRIES INC — DEF 14A

TRINITY INDUSTRIES INC of DALLAS, TX filed a DEF 14A with the SEC on 2006-04-13. Industry: Railroad Equipment.

## Filing

- Filed: 2006-04-13
- Form: DEF 14A
- Accession: 0000950134-06-007239
- Registrant: TRINITY INDUSTRIES INC
- CIK: 0000099780
- Industry (SIC): Railroad Equipment (3743)
- State of incorporation: DE
- Location: DALLAS, TX

## Documents (3)

| Seq | Type | Description |
| --- | --- | --- |
| 1 | DEF 14A | DEFINITIVE PROXY STATEMENT |
| 2 | GRAPHIC | GRAPHIC |
| 3 | GRAPHIC | GRAPHIC |

## Filing timeline for this registrant (46)

_Showing 12 of 46 filings._

| Filed | Form |
| --- | --- |
| [2026-04-09](https://search.stillhousedata.com/proxy/0000099780-26-000025) | DEFA14A |
| [2026-04-09](https://search.stillhousedata.com/proxy/0000099780-26-000024) | DEF 14A |
| [2025-04-03](https://search.stillhousedata.com/proxy/0000099780-25-000031) | DEFA14A |
| [2025-04-03](https://search.stillhousedata.com/proxy/0000099780-25-000030) | DEF 14A |
| [2024-04-09](https://search.stillhousedata.com/proxy/0000099780-24-000047) | DEFA14A |
| [2024-04-09](https://search.stillhousedata.com/proxy/0000099780-24-000046) | DEF 14A |
| [2023-03-28](https://search.stillhousedata.com/proxy/0000099780-23-000032) | DEFA14A |
| [2023-03-28](https://search.stillhousedata.com/proxy/0000099780-23-000030) | DEF 14A |
| [2022-03-29](https://search.stillhousedata.com/proxy/0000099780-22-000025) | DEFA14A |
| [2022-03-29](https://search.stillhousedata.com/proxy/0000099780-22-000024) | DEF 14A |
| [2021-04-01](https://search.stillhousedata.com/proxy/0000099780-21-000032) | DEF 14A |
| [2020-04-03](https://search.stillhousedata.com/proxy/0001140361-20-007928) | DEF 14A |

## More

- [CIK 99780 on SEC EDGAR (source of record)](https://www.sec.gov/cgi-bin/browse-edgar?action=getcompany&CIK=99780&type=&dateb=&owner=include&count=40)
- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/proxy/0000950134-06-007239.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.