Form SC 13G - Statement of Beneficial Ownership by Certain Investors:
SEC Accession No. 0000902219-10-000841
Filing Date
2010-02-12
Accepted
2010-02-12 10:58:59
Documents
1

Document Format Files

Seq Description Document Type Size
1 SEC FILING sec_filing.htm SC 13G 17809
  Complete submission text file 0000902219-10-000841.txt   19791
Mailing Address 300 JOHNNY BENCH DRIVE OKLAHOMA CITY OK 73104
Business Address 300 JOHNNY BENCH DRIVE OKLAHOMA CITY OK 73104 4052255000
SONIC CORP (Subject) CIK: 0000868611 (see all company filings)

EIN.: 731371046 | State of Incorp.: DE | Fiscal Year End: 0831
Type: SC 13G | Act: 34 | File No.: 005-41654 | Film No.: 10595811
SIC: 5812 Retail-Eating Places

Mailing Address 75 STATE STREET BOSTON MA 02109
Business Address 75 STATE STREET BOSTON MA 02109 6179515000
WELLINGTON MANAGEMENT CO LLP (Filed by) CIK: 0000902219 (see all company filings)

EIN.: 042683227 | State of Incorp.: MA | Fiscal Year End: 1231
Type: SC 13G
SIC: 0000