SONIC CORP Form PREM14A: Preliminary merger proxy statement
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2018-10-22: Form PREM14A; Period of report 2018-10-22; Description PREM14A; Document d495546dprem14a.htm.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2018-10-22 | PREM14A | 2018-10-22 | PREM14A | d495546dprem14a.htm |