---
title: "SONIC CORP — Ownership Dossier"
canonical: https://whiteintel.dev/entity/2f3a003c-43a5-5adf-a772-20cc64f23cd8
json: https://whiteintel.dev/api/public/dossier/2f3a003c-43a5-5adf-a772-20cc64f23cd8
identifier: sec:0000868611
jurisdiction: US
risk: Low
source: WhiteIntel corporate-ownership graph
---

# SONIC CORP

**Type:** Company  
**Jurisdiction:** [US](https://whiteintel.dev/jurisdictions/us)  
**Identifier:** `sec:0000868611`  
**Risk level:** Low  
**Canonical dossier:** https://whiteintel.dev/entity/2f3a003c-43a5-5adf-a772-20cc64f23cd8  
**Structured JSON / MCP:** https://whiteintel.dev/api/public/dossier/2f3a003c-43a5-5adf-a772-20cc64f23cd8  

## Ownership & control

### Owners / controllers

- **SOUTHEASTERN ASSET MANAGEMENT INC/TN/** (tenpercentowner) — https://whiteintel.dev/entity/ba2449ba-d45b-5689-b8d8-adca1a56237a
- **LONGLEAF PARTNERS FUNDS TRUST** (tenpercentowner) — https://whiteintel.dev/entity/a86a1f00-5750-55ba-83b5-1497e451a9a5

### UBO chain (walk to the ultimate owner)

A **52-step** ownership/control chain to the ultimate beneficial owner is resolved for this entity. The full cited chain unlocks with a paid API key or a one-off dossier — https://whiteintel.dev/pricing.

## Get the full, resolved dossier (agent-callable)

The above is the free teaser. The resolved **multi-hop UBO chain**, ownership **%**, full **financial history**, itemised **assets** and the hop-by-hop **exposure path** are the paid depth — callable as tools from your agent:

```bash
npx -y @whiteintel/mcp-server   # then: get_dossier · trace_ownership_path · check_offshore_exposure
```

Or unlock a one-off cited dossier for **SONIC CORP** — https://whiteintel.dev/entity/2f3a003c-43a5-5adf-a772-20cc64f23cd8 · pricing https://whiteintel.dev/pricing.

---

_This is the markdown-for-agents view of the WhiteIntel dossier for **SONIC CORP**. Human view: https://whiteintel.dev/entity/2f3a003c-43a5-5adf-a772-20cc64f23cd8 · Structured JSON: https://whiteintel.dev/api/public/dossier/2f3a003c-43a5-5adf-a772-20cc64f23cd8._

_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"._