Financial reports
10-K/A
2018 FY
Annual report (amended)
14 Dec 18
10-K
2018 FY
Annual report
23 Oct 18
10-Q
2018 Q3
Quarterly report
3 Jul 18
10-Q
2018 Q2
Quarterly report
3 Apr 18
10-Q
2018 Q1
Quarterly report
8 Jan 18
10-K
2017 FY
Annual report
27 Oct 17
10-Q
2017 Q3
Quarterly report
30 Jun 17
10-Q
2017 Q2
Quarterly report
4 Apr 17
10-Q
2017 Q1
Quarterly report
6 Jan 17
Current reports
8-K
Completion of Acquisition or Disposition of Assets
7 Dec 18
8-K
Submission of Matters to a Vote of Security Holders
6 Dec 18
8-K
Other Events
29 Nov 18
8-K
Entry into a Material Definitive Agreement
21 Nov 18
8-K
Departure of Directors or Certain Officers
7 Nov 18
8-K
Sonic Reports Improved Sales Performance
16 Oct 18
8-K
Entry into a Material Definitive Agreement
27 Sep 18
8-K
Other Events
25 Sep 18
8-K
Sonic Corp. to be Acquired by Inspire Brands in $2.3 Billion Transaction
25 Sep 18
8-K
Sonic Reports Solid Same-store Sales Momentum
11 Sep 18
Registration and prospectus
15-12G
Securities registration termination
17 Dec 18
S-8 POS
Registration of securities for employees (post-effective amendment)
10 Dec 18
S-8 POS
Registration of securities for employees (post-effective amendment)
10 Dec 18
S-8 POS
Registration of securities for employees (post-effective amendment)
10 Dec 18
S-8 POS
Registration of securities for employees (post-effective amendment)
10 Dec 18
S-8 POS
Registration of securities for employees (post-effective amendment)
10 Dec 18
25-NSE
Exchange delisting
7 Dec 18
S-8
Registration of securities for employees
4 Apr 14
S-8 POS
Registration of securities for employees (post-effective amendment)
1 Apr 14
S-8 POS
Registration of securities for employees (post-effective amendment)
1 Apr 14
Proxies
DEFA14A
Additional proxy soliciting materials
29 Nov 18
DEFA14A
Additional proxy soliciting materials
21 Nov 18
DEFA14A
Additional proxy soliciting materials
21 Nov 18
DEFA14A
Additional proxy soliciting materials
7 Nov 18
DEFA14A
Additional proxy soliciting materials
7 Nov 18
DEFA14A
Additional proxy soliciting materials
7 Nov 18
DEFM14A
Proxy related to merger
5 Nov 18
PREM14A
Preliminary proxy related to merger
22 Oct 18
DEFA14A
Additional proxy soliciting materials
1 Oct 18
DEFA14A
Additional proxy soliciting materials
1 Oct 18
Other
UPLOAD
Letter from SEC
1 Apr 16
CORRESP
Correspondence with SEC
21 Mar 16
UPLOAD
Letter from SEC
7 Mar 16
UPLOAD
Letter from SEC
28 May 15
CORRESP
Correspondence with SEC
6 May 15
UPLOAD
Letter from SEC
8 Apr 15
CORRESP
Correspondence with SEC
17 Feb 15
UPLOAD
Letter from SEC
5 Feb 15
UPLOAD
Letter from SEC
28 Jun 10
CORRESP
Correspondence with SEC
23 Jun 10