---
title: "ROCK JOHN D — Ownership Dossier"
canonical: https://whiteintel.dev/entity/da0c01ab-c826-572a-83f3-ae652e33dbd5
json: https://whiteintel.dev/api/public/dossier/da0c01ab-c826-572a-83f3-ae652e33dbd5
identifier: sec:0001211549
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# ROCK JOHN D

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0001211549`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/da0c01ab-c826-572a-83f3-ae652e33dbd5  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/da0c01ab-c826-572a-83f3-ae652e33dbd5  

## Ownership & control

### Holdings / subsidiaries

- **RUSH ENTERPRISES INC \TX\** (director) — https://whiteintel.dev/entity/4cd5f1b5-a4ed-5493-8b9b-b3cc10cf7028

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **ROCK JOHN D**. Human view: https://whiteintel.dev/entity/da0c01ab-c826-572a-83f3-ae652e33dbd5 · Structured JSON: https://whiteintel.dev/api/public/dossier/da0c01ab-c826-572a-83f3-ae652e33dbd5._

_Risk levels are heuristic investigative leads, not legal determinations of beneficial ownership. Every claim carries a source; an absent edge means "not yet observed in current sources", not "does not exist"._