OCTAVE SPECIALTY GROUP INC — DEF 14A Filings
28 DEF 14A filings on record
This page lists all DEF 14A filings submitted to the SEC by OCTAVE SPECIALTY GROUP INC (OSG), sorted by most recent first. Each row links to the full filing on EdgarLookup. OCTAVE SPECIALTY GROUP INC has filed 28 DEF 14A documents with the SEC since 2010. To view all SEC filings by OCTAVE SPECIALTY GROUP INC, see the full filings list.
All
10-K
10-K/A
10-K405
10-Q
10-Q/A
11-K
144
15-12B
25
25-NSE
3
3/A
4
4/A
424B2
424B3
424B5
5
5/A
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERT
CERTNAS
CERTNYS
CORRESP
DEF 14A
DEFA14A
DEFC14A
DEFM14A
DEFR14A
DEL AM
DFAN14A
FWP
NO ACT
NT 10-K
NT 10-Q
NT 11-K
POSASR
PRE 14A
PREC14A
PREM14A
PRRN14A
RW
S-3
S-3/A
S-3ASR
S-3MEF
S-8
S-8 POS
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| DEF 14A | DEF 14A | 0000874501-25-000078 | Apr 11, 2025 | Dec 31, 2024 |
| DEF 14A | DEF 14A | 0000874501-24-000119 | Apr 26, 2024 | Dec 31, 2023 |
| DEF 14A | DEF 14A | 0000874501-23-000081 | Apr 28, 2023 | — |
| DEF 14A | DEF 14A | 0000874501-22-000090 | Apr 15, 2022 | Dec 31, 2021 |
| DEF 14A | DEF 14A | 0000874501-21-000075 | Apr 15, 2021 | Dec 31, 2020 |
| DEF 14A | DEF 14A | 0000874501-20-000064 | Apr 15, 2020 | — |
| DEF 14A | DEF 14A | 0000874501-19-000042 | Apr 18, 2019 | Dec 31, 2018 |
| DEF 14A | DEF 14A | 0000874501-18-000049 | Apr 5, 2018 | Dec 31, 2017 |
| DEF 14A | DEF 14A | 0000874501-17-000039 | Apr 7, 2017 | Dec 31, 2016 |
| DEF 14A | DEF 14A | 0000874501-16-000190 | Apr 20, 2016 | Dec 31, 2015 |
| DEF 14A | DEF 14A | 0000874501-16-000133 | Mar 10, 2016 | Mar 9, 2016 |
| DEF 14A | DEF 14A | 0000874501-15-000023 | Apr 3, 2015 | — |
| DEF 14A | DEF 14A | 0000874501-14-000010 | Apr 10, 2014 | — |
| DEF 14A | DEF 14A | 0001193125-13-433305 | Nov 8, 2013 | Dec 18, 2013 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-10-101077 | Apr 30, 2010 | Jun 14, 2010 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-09-062431 | Mar 25, 2009 | May 5, 2009 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-08-085302 | Apr 21, 2008 | Jun 3, 2008 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-07-069345 | Mar 30, 2007 | May 8, 2007 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-06-063240 | Mar 27, 2006 | May 2, 2006 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-05-062160 | Mar 28, 2005 | May 3, 2005 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0001193125-04-048408 | Mar 25, 2004 | May 4, 2004 |
| DEF 14A | DEFINITIVE NOTICE & PROXY STATEMENT | 0000950130-03-002526 | Mar 28, 2003 | May 6, 2003 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0000950130-02-002097 | Mar 28, 2002 | May 7, 2002 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0000950130-01-500357 | Mar 28, 2001 | May 1, 2001 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0000950130-00-001834 | Mar 31, 2000 | May 10, 2000 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0000950130-99-001789 | Mar 30, 1999 | May 12, 1999 |
| DEF 14A | DEFINITIVE PROXY STATEMENT | 0000950130-98-001650 | Mar 31, 1998 | May 13, 1998 |
| DEF 14A | AMBAC INC. | 0000950123-97-002896 | Apr 1, 1997 | May 14, 1997 |