Financial reports
10-K
2023 FY
Annual report
27 Feb 24
10-Q
2023 Q3
Quarterly report
7 Nov 23
10-Q
2023 Q2
Quarterly report
7 Aug 23
10-Q
2023 Q1
Quarterly report
9 May 23
ARS
2022 FY
Annual report to shareholders
28 Apr 23
10-K
2022 FY
Annual report
1 Mar 23
10-Q
2022 Q3
Quarterly report
8 Nov 22
10-Q
2022 Q2
Quarterly report
8 Aug 22
10-Q
2022 Q1
Quarterly report
10 May 22
10-K
2021 FY
Annual report
24 Feb 22
Current reports
8-K
Ambac Reports Fourth Quarter 2023 Results
27 Feb 24
8-K
Entry into a Material Definitive Agreement
27 Feb 24
8-K
Ambac Reports Third Quarter 2023 Results
7 Nov 23
8-K
Departure of Directors or Certain Officers
6 Oct 23
8-K
Ambac Reports Second Quarter 2023 Results
7 Aug 23
8-K
Submission of Matters to a Vote of Security Holders
22 Jun 23
8-K
Regulation FD Disclosure
15 Jun 23
8-K
Ambac Reports First Quarter 2023 Results
9 May 23
8-K
Departure of Directors or Certain Officers
7 Mar 23
8-K
Ambac Reports Fourth Quarter 2022 Results
28 Feb 23
Registration and prospectus
25-NSE
Exchange delisting
28 Apr 23
S-8
Registration of securities for employees
12 Aug 20
S-8 POS
Registration of securities for employees (post-effective amendment)
12 Aug 20
25
Voluntary exchange delisting
3 Feb 20
25
Voluntary exchange delisting
3 Feb 20
8-A12B
Registration of securities on exchange
30 Jan 20
S-8
Registration of securities for employees
13 May 14
S-3ASR
Automatic shelf registration
12 May 14
8-A12B
Registration of securities on exchange
1 May 13
S-8 POS
Registration of securities for employees (post-effective amendment)
30 Jan 12
Proxies
PRE 14A
Preliminary proxy
8 Apr 24
DEFA14A
Additional proxy soliciting materials
16 Jun 23
DEF 14A
Definitive proxy
28 Apr 23
DEF 14A
Definitive proxy
15 Apr 22
DEF 14A
Definitive proxy
15 Apr 21
DEFA14A
Additional proxy soliciting materials
12 May 20
DEF 14A
Definitive proxy
15 Apr 20
DEFR14A
Revised proxy
29 Apr 19
DEF 14A
Definitive proxy
18 Apr 19
DEF 14A
Definitive proxy
5 Apr 18
Other
CERT
Certification of approval for exchange listing
30 Jan 20
CORRESP
Correspondence with SEC
21 Feb 17
UPLOAD
Letter from SEC
21 Feb 17
CORRESP
Correspondence with SEC
27 Jan 17
CORRESP
Correspondence with SEC
6 Jan 17
UPLOAD
Letter from SEC
28 Dec 16
NO ACT
No action letter
15 Dec 16
UPLOAD
Letter from SEC
29 Apr 16
UPLOAD
Letter from SEC
28 Apr 16
CORRESP
Correspondence with SEC
19 Apr 16
Ownership