AmBase Corp SEC EDGAR Filings (CIK 0000020639)

SEC EDGAR filings, ownership reports, and insider transactions for AmBase Corp.

Symbol
ABCP on OTC
Industry
Operators Of Nonresidential Buildings (Office Of Real Estate & Construction)
Business address
7857 West Sample Road, Suite 134, Coral Springs, FL, 33065
Fiscal year end
31 December
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AmBase Corp has filed 447 SEC EDGAR filings since 12 Feb 1996

Latest Filings

Recent SEC filings for AmBase Corp including 8-K, 10-Q, DEFA14A and more.

Form type Document Filing Description Filing date Reporting date File number(s)
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Jan 2026 28 Jan 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Jan 2026 01 Jan 2026 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 19 Dec 2025 18 Dec 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Nov 2025 25 Nov 2025 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 06 Nov 2025 30 Sep 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 29 Sep 2025 26 Sep 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Sep 2025 10 Sep 2025 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(D) 13 Aug 2025 30 Jun 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 25 Jul 2025 22 Jul 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Jun 2025 23 Jun 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Jun 2025 06 Jun 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Jun 2025 27 May 2025 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 May 2025 31 Mar 2025 001-07265
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 23 Apr 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 22 Apr 2025 22 Apr 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Mar 2025 26 Mar 2025 001-07265
DEF 14A Open DEF 14A document | Open XBRL data View SEC filing for DEF 14A DEF 14A 25 Mar 2025 06 Jun 2025 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 24 Mar 2025 31 Dec 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 13 Mar 2025 10 Mar 2025 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Dec 2024 04 Dec 2024 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Nov 2024 30 Sep 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 24 Sep 2024 23 Sep 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 21 Aug 2024 19 Aug 2024 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Aug 2024 30 Jun 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 05 Jun 2024 04 Jun 2024 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 May 2024 31 Mar 2024 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 01 May 2024 005-36772
4 Open 4 document View SEC filing for 4 FORM 4 01 May 2024 30 Apr 2024
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 01 May 2024 29 Apr 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 May 2024 29 Apr 2024 001-07265
DEFA14A Open DEFA14A document View SEC filing for DEFA14A DEFA14A 03 Apr 2024 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A DEF 14A 03 Apr 2024 04 Jun 2024 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 01 Apr 2024 005-36772
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 01 Apr 2024 01 Apr 2024 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 26 Mar 2024 005-36772
PRE 14A Open PRE 14A document View SEC filing for PRE 14A PRE 14A 22 Mar 2024 04 Jun 2024 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 18 Mar 2024 31 Dec 2023 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 13 Mar 2024 005-36772
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 Mar 2024 08 Mar 2024 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 08 Mar 2024 005-36772
4 Open 4 document View SEC filing for 4 FORM 4 07 Mar 2024 28 Feb 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Feb 2024 28 Feb 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 27 Feb 2024 26 Feb 2024 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 23 Feb 2024 005-36772
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 23 Feb 2024 23 Feb 2024 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 20 Feb 2024 005-36772
4 Open 4 document View SEC filing for 4 20 Feb 2024 15 Feb 2024
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 08 Feb 2024 05 Feb 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Jan 2024 26 Jan 2024 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Dec 2023 27 Dec 2023 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 28 Nov 2023 27 Nov 2023 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Nov 2023 30 Sep 2023 001-07265
4 Open 4 document View SEC filing for 4 11 Oct 2023 09 Oct 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Oct 2023 06 Oct 2023 001-07265
4 Open 4 document View SEC filing for 4 26 Sep 2023 22 Sep 2023
4 Open 4 document View SEC filing for 4 12 Sep 2023 08 Sep 2023
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 29 Aug 2023 005-36772
4 Open 4 document View SEC filing for 4 29 Aug 2023 25 Aug 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 15 Aug 2023 15 Aug 2023 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 03 Aug 2023 01 Aug 2023
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 01 Aug 2023 30 Jun 2023 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Jul 2023 19 Jul 2023 001-07265
4 Open 4 document View SEC filing for 4 29 Jun 2023 27 Jun 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 26 Jun 2023 22 Jun 2023 001-07265
4 Open 4 document View SEC filing for 4 14 Jun 2023 12 Jun 2023
4 Open 4 document View SEC filing for 4 09 Jun 2023 07 Jun 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 02 Jun 2023 01 Jun 2023 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 02 Jun 2023 01 Jun 2023
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A 31 May 2023 005-36772
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 30 May 2023 26 May 2023
4 Open 4 document View SEC filing for 4 26 May 2023 08 May 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 11 May 2023 10 May 2023 001-07265
4 Open 4 document View SEC filing for 4 10 May 2023 08 May 2023
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 02 May 2023 31 Mar 2023 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 10 Apr 2023 06 Apr 2023 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE PROXY STATEMENT 2023 FOR YEAR END 2022 30 Mar 2023 31 Mar 2023 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 28 Mar 2023 31 Dec 2022 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 09 Feb 2023 09 Feb 2023 001-07265
4 Open 4 document View SEC filing for 4 30 Jan 2023 27 Jan 2023
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 20 Jan 2023 20 Jan 2023
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 20 Jan 2023 20 Jan 2023 001-07265
4 Open 4 document View SEC filing for 4 29 Dec 2022 27 Dec 2022
4 Open 4 document View SEC filing for 4 27 Dec 2022 23 Dec 2022
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 03 Nov 2022 30 Sep 2022 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 Aug 2022 30 Jun 2022 001-07265
8-K Open 8-K document | Open XBRL data View SEC filing for 8-K 8-K 03 Jun 2022 02 Jun 2022 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 05 May 2022 31 Mar 2022 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Apr 2022 11 Apr 2022
DEF 14A Open DEF 14A document View SEC filing for DEF 14A PROXY STATEMENT 2022 29 Mar 2022 02 Jun 2022 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 25 Mar 2022 31 Dec 2021 001-07265
5 Open 5 document View SEC filing for 5 PRIMARY DOCUMENT 09 Feb 2022 31 Dec 2021
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Nov 2021 30 Sep 2021 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Aug 2021 30 Jun 2021 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING VOTE RESULTS 6-3-2021 04 Jun 2021 04 Jun 2021 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 11 May 2021 31 Mar 2021 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE ANNUAL PROXY STATEMENT 2021 26 Mar 2021 31 Dec 2020 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 24 Mar 2021 31 Dec 2020 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SC 13D/A 05 Feb 2021 005-36772
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 05 Jan 2021 05 Jan 2021
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Nov 2020 30 Sep 2020 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 10 Aug 2020 30 Jun 2020 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING 2020 VOTING RESULTS 04 Jun 2020 04 Jun 2020 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2020 20 May 2020
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 22 May 2020 20 May 2020
DEFA14A Open DEFA14A document View SEC filing for DEFA14A AMBASE CHANGE IN 2020 ANNUAL MEETING VENUE 19 May 2020 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 07 May 2020 31 Mar 2020 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A PROXY 2020 25 Mar 2020 31 Dec 2019 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 25 Mar 2020 31 Dec 2019 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8K ISZO CASE DISCONTINUANCE 1-2020 15 Jan 2020 15 Jan 2020 001-07265
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 09 Jan 2020 31 Dec 2019
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 4 TO THE SCHEDULE 13D 08 Jan 2020 005-36772
SC 13D Open SC 13D document View SEC filing for SC 13D SC 13D 07 Jan 2020 005-36772
4 Open 4 document View SEC filing for 4 02 Jan 2020 30 Dec 2019
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Nov 2019 30 Sep 2019 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 12 Aug 2019 30 Jun 2019 001-07265
8-K Open 8-K document View SEC filing for 8-K AMBASE ANNUAL MEETING 6-2019 VOTE RESULTS 07 Jun 2019 07 Jun 2019 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 05 Jun 2019 03 Jun 2019
8-K Open 8-K document View SEC filing for 8-K LFA AMENDMENT 21 May 2019 21 May 2019 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 May 2019 31 Mar 2019 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE 2019 PROXY STATEMENT 27 Mar 2019 26 Mar 2019 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K 10-K 27 Mar 2019 31 Dec 2018 001-07265
8-K Open 8-K document View SEC filing for 8-K AMT TAX CREDIT CARRYFORWARD REFUND 04 Mar 2019 04 Mar 2019 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K APPEAL COURT DECISION SPRUCE APPEAL 18 Jan 2019 18 Jan 2019 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 09 Nov 2018 30 Sep 2018 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A AMENDMENT NO. 3 TO THE SCHEDULE 13D 17 Oct 2018 005-36772
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A SEPTEMBER 20, 2018 21 Sep 2018 005-36772
4 Open 4 document View SEC filing for 4 FORM 4 20 Sep 2018 18 Sep 2018
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 20 Sep 2018 07 Sep 2018
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 20 Sep 2018 30 Apr 2018
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ISZO TRIGGER RIGHTS AGREE 14 Sep 2018 14 Sep 2018 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 11 Sep 2018 07 Sep 2018
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 13 Aug 2018 30 Jun 2018 001-07265
8-K Open 8-K document View SEC filing for 8-K AMBASE FORM 8-K ANNUAL MTG VOTING 08 Jun 2018 08 Jun 2018 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10-Q 14 May 2018 31 Mar 2018 001-07265
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 03 May 2018 30 Apr 2018
4 Open 4 document View SEC filing for 4 FORM 4 02 May 2018 30 Apr 2018
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10-K AMENDMENT FOR 12-31-2017 30 Apr 2018 30 Apr 2018 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE CORPORATION PROXY STATEMENT 2018 04 Apr 2018 04 Apr 2018 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K - 12-31-2016 30 Mar 2018 31 Dec 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K FROM 8-K TAX LAW CHANGES 08 Mar 2018 06 Mar 2018 001-07265
SC 13D/A Open SC 13D/A document View SEC filing for SC 13D/A FEBRUARY 21, 2018 21 Feb 2018 005-36772
8-K Open 8-K document View SEC filing for 8-K COMPLETION SALE 100 PUTNAM & OTHER UPDATES 31 Jan 2018 31 Jan 2018 001-07265
8-K Open 8-K document View SEC filing for 8-K ENTER INTO CONTRACT FOR SALE 100 PUTNAM 22 Jan 2018 22 Jan 2018 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 26 Dec 2017 21 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 06 Dec 2017 04 Dec 2017
4 Open 4 document View SEC filing for 4 FORM 4 29 Nov 2017 27 Nov 2017
4 Open 4 document View SEC filing for 4 FORM 4 14 Nov 2017 11 Oct 2017
SC 13D Open SC 13D document View SEC filing for SC 13D NOVEMBER 14, 2017 14 Nov 2017 005-36772
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 14 Nov 2017 30 Sep 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K STRICT FORECLOSE & LIT FUND 26 Sep 2017 26 Sep 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K 111 WEST 57TH UPDATE PRELIM INJ HEARING-APPEAL 30 Aug 2017 30 Aug 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K 111 WEST UPDATE POSTPONEMENT OF PRELIMINARY INJUNCTION HEARING 15 Aug 2017 15 Aug 2017 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 11 Aug 2017 30 Jun 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 111 WEST 57TH UPDATE TRO 02 Aug 2017 02 Aug 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 111 WEST 57TH UPDATE 7-17 19 Jul 2017 19 Jul 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 111 WEST 57TH UPDATE 6-2017 29 Jun 2017 29 Jun 2017 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING VOTING 2017 01 Jun 2017 01 Jun 2017 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 11 May 2017 31 Mar 2017 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE PROXY YR END 2017 ANNUAL MTG 06-01-2017 31 Mar 2017 31 Mar 2017 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K - 12-31-2016 30 Mar 2017 31 Dec 2016 001-07265
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 14, 2017 14 Feb 2017 005-36772
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 12 Dec 2016 09 Dec 2016
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Dec 2016 07 Dec 2016
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 08 Nov 2016 30 Sep 2016 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 11 Aug 2016 30 Jun 2016 001-07265
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 30 Jun 2016 30 Jun 2016
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 30 Jun 2016 30 Jun 2016
8-K Open 8-K document View SEC filing for 8-K FORM 8-K NEW DIRECTORS 30 Jun 2016 30 Jun 2016 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING VOTING RESULTS 07 Jun 2016 07 Jun 2016 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 12 May 2016 31 Mar 2016 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K JDS PMG 02 May 2016 02 May 2016 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE PROXY 2016 11 Apr 2016 11 Apr 2016 001-07265
PRE 14A Open PRE 14A document View SEC filing for PRE 14A AMBASE PRELIMINARY PROXY 2016 31 Mar 2016 31 Mar 2016 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K - 12-31-2015 29 Mar 2016 31 Dec 2015 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 02 Mar 2016 29 Feb 2016
4 Open 4 document View SEC filing for 4 FORM 4 26 Feb 2016 24 Feb 2016
4 Open 4 document View SEC filing for 4 FORM 4 19 Feb 2016 17 Feb 2016
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A FEBRUARY 16, 2016 16 Feb 2016 005-36772
4 Open 4 document View SEC filing for 4 FORM 4 15 Jan 2016 13 Jan 2016
4 Open 4 document View SEC filing for 4 FORM 4 28 Dec 2015 23 Dec 2015
4 Open 4 document View SEC filing for 4 FORM 4 08 Dec 2015 04 Dec 2015
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 20 Nov 2015 13 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 17 Nov 2015 13 Nov 2015
4 Open 4 document View SEC filing for 4 FORM 4 12 Nov 2015 09 Nov 2015
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10 Nov 2015 30 Sep 2015 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 30 Sep 2015 28 Sep 2015
4 Open 4 document View SEC filing for 4 FORM 4 28 Aug 2015 26 Aug 2015
4 Open 4 document View SEC filing for 4 FORM 4 18 Aug 2015 14 Aug 2015
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 12 Aug 2015 30 Jun 2015 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 12 Aug 2015 10 Aug 2015
4 Open 4 document View SEC filing for 4 FORM 4 03 Aug 2015 30 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 27 Jul 2015 23 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 23 Jul 2015 21 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 21 Jul 2015 16 Jul 2015
4/A Open 4/A document View SEC filing for 4/A FORM 4/A 16 Jul 2015 14 Jul 2015
4 Open 4 document View SEC filing for 4 FORM 4 10 Jul 2015 08 Jul 2015
SC 13G/A Open SC 13G/A document View SEC filing for SC 13G/A JULY 10, 2015 10 Jul 2015 005-36772
4 Open 4 document View SEC filing for 4 FORM 4 06 Jul 2015 01 Jul 2015
8-K Open 8-K document View SEC filing for 8-K FORM 8-K, 111 WEST 57TH DEBT FINANCING 30 Jun 2015 30 Jun 2015 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K, 111 WEST 57TH DEBT FINANCING 30 Jun 2015 30 Jun 2015 001-07265
4 Open 4 document View SEC filing for 4 FORM 4 29 Jun 2015 25 Jun 2015
3 Open 3 document View SEC filing for 3 FORM 3 29 Jun 2015 23 Jun 2015
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING SHAREHOLDER VOTE 04 Jun 2015 04 Jun 2015 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 13 May 2015 31 Mar 2015 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE PROXY 205 31 Mar 2015 31 Mar 2015 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K - 12-31-2014 30 Mar 2015 31 Dec 2014 001-07265
SC 13G Open SC 13G document View SEC filing for SC 13G FEBRUARY 13, 2015 17 Feb 2015 005-36772
8-K Open 8-K document View SEC filing for 8-K IRS CONCLUDES 2012 TAX EXAM 29 Dec 2014 29 Dec 2014 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 12 Nov 2014 30 Sep 2014 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Oct 2014 16 Oct 2014
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 11 Aug 2014 30 Jun 2014 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 17 Jun 2014 13 Jun 2014
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 13 Jun 2014 11 Jun 2014
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING VOTING RESULTS 09 Jun 2014 09 Jun 2014 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 13 May 2014 31 Mar 2014 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE PROXY STATEMENT 2014 31 Mar 2014 31 Dec 2013 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K - 12-31-2013 26 Mar 2014 31 Dec 2013 001-07265
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 30 Jan 2014
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 28 Jan 2014 24 Jan 2014
10-Q/A Open 10-Q/A document View SEC filing for 10-Q/A FORM 10-Q/A AMENDMENT # 1 - 06/30/2013 17 Jan 2014 30 Jun 2013 001-07265
CORRESP Open CORRESP document View SEC filing for CORRESP 17 Jan 2014
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 16 Dec 2013
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q AMBASE CORPORATION FORM 10-Q 9-30-2013 12 Nov 2013 30 Sep 2013 001-07265
8-K/A Open 8-K/A document View SEC filing for 8-K/A AMBASE FORM 8-K/A AUGUST 2013 NO PROFORMA 29 Aug 2013 29 Aug 2013 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K JUDGE SMITH OPINION TAX GROSS-UP UNSEALED OPINION 20 Aug 2013 20 Aug 2013 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q AMBASE FORM 10-Q 6-30-2013 13 Aug 2013 30 Jun 2013 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 25 Jul 2013 24 Jul 2013
8-K Open 8-K document View SEC filing for 8-K COMPLETION OF PURCHASE OF 111 WEST 57TH ST. 05 Jul 2013 05 Jul 2013 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ENTRY INTO AGREEMENT 111 W 57 21 Jun 2013 21 Jun 2013 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K SGW TAX REIMBUSEMENT 14 Jun 2013 14 Jun 2013 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 2013 ANNUAL MEETING 10 Jun 2013 10 Jun 2013 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 20 May 2013 10 May 2013
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q MARCH 31, 2013 FORM 10-Q 14 May 2013 31 Mar 2013 001-07265
8-K Open 8-K document View SEC filing for 8-K TRANI DIRECTOR 5-2013 10 May 2013 10 May 2013 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 10 Apr 2013 09 Apr 2013
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 09 Apr 2013 08 Apr 2013
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 08 Apr 2013 05 Apr 2013
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Apr 2013 04 Apr 2013
DEF 14A Open DEF 14A document View SEC filing for DEF 14A AMBASE PROXY STATEMENT 2013 01 Apr 2013 01 Apr 2013 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K DECEMBER 31, 2012 28 Mar 2013 31 Dec 2012 001-07265
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 18 Mar 2013 18 Mar 2013
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 18 Mar 2013 18 Mar 2013
8-K Open 8-K document View SEC filing for 8-K FORM 8-K NEW DIRECTOR MARCH 2013 18 Mar 2013 18 Mar 2013 001-07265
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 18 Jan 2013
10-K/A Open 10-K/A document View SEC filing for 10-K/A FORM 10K/A 12-31-2011 04 Jan 2013 31 Dec 2011 001-07265
CORRESP Open CORRESP document View SEC filing for CORRESP 04 Jan 2013
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 20 Dec 2012
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q SEPTEMBER 30, 2012 14 Nov 2012 30 Sep 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K DIVIDEND DECLARATION 22 Oct 2012 22 Oct 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10-22-2012 SGW SETTLEMENT PROCEEEDS RECD 22 Oct 2012 22 Oct 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K CFC APPROVAL OF SGW SETTLEMENT AGREEMENT 12 Oct 2012 11 Oct 2012 001-07265
4/A Open 4/A document View SEC filing for 4/A PRIMARY DOCUMENT 18 Sep 2012 18 Sep 2012
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Sep 2012 18 Sep 2012
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Sep 2012 18 Sep 2012
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 18 Sep 2012 18 Sep 2012
3 Open 3 document View SEC filing for 3 PRIMARY DOCUMENT 31 Aug 2012 31 Aug 2012
8-K Open 8-K document View SEC filing for 8-K AMBASE FORM 8-K NEW DIRECTOR AND SGW SETTLEMENT AGREEMENT 31 Aug 2012 31 Aug 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K AUG. 13 2012 - DOJ FIFTH EXTENSION TO AUG. 31, 2012 13 Aug 2012 13 Aug 2012 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q 10Q 09 Aug 2012 30 Jun 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K DOJ EXTENSION TO 8-13-2012 25 Jul 2012 24 Jul 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 6-14-2012 14 Jun 2012 14 Jun 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MTG. VOTE 11 Jun 2012 11 Jun 2012 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 5-14-2012 14 May 2012 14 May 2012 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q 3-31-12 10 May 2012 31 Mar 2012 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A PROXY 2012 29 Mar 2012 31 Dec 2011 001-07265
10-K Open 10-K document | Open XBRL data View SEC filing for 10-K FORM 10-K DEC. 31, 2011 28 Mar 2012 31 Dec 2011 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 3-8-2012 08 Mar 2012 08 Mar 2012 001-07265
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jan 2012 30 Dec 2011
4 Open 4 document View SEC filing for 4 PRIMARY DOCUMENT 04 Jan 2012 30 Dec 2011
8-K Open 8-K document View SEC filing for 8-K FORM 8-K DEC. 30, 2011 03 Jan 2012 30 Dec 2011 001-07265
10-Q/A Open 10-Q/A document | Open XBRL data View SEC filing for 10-Q/A 10 Nov 2011 30 Sep 2011 001-07265
10-Q/A Open 10-Q/A document View SEC filing for 10-Q/A 10 Nov 2011 30 Sep 2011 001-07265
10-Q Open 10-Q document View SEC filing for 10-Q SEPT 30, 2011 FORM 10-Q 09 Nov 2011 30 Sep 2011 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K 10-31-2011 31 Oct 2011 31 Oct 2011 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K SEPT. 7, 2011 SGW ADDTL INFO 07 Sep 2011 07 Sep 2011 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K SEPT. 1, 2011 01 Sep 2011 01 Sep 2011 001-07265
10-Q Open 10-Q document | Open XBRL data View SEC filing for 10-Q FORM 10-Q JUNE 30, 2011 11 Aug 2011 30 Jun 2011 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K VOTING RESULTS 07 Jun 2011 03 Jun 2011 001-07265
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q MARCH 31, 2011 09 May 2011 31 Mar 2011 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 2011 PROXY STATEMENT 04 Apr 2011 31 Dec 2010 001-07265
10-K Open 10-K document View SEC filing for 10-K FORM 10-K 12-31-2010 30 Mar 2011 31 Dec 2010 001-07265
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q SEPT 30, 2010 09 Nov 2010 30 Sep 2010 001-07265
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q 6-30-2010 10 Aug 2010 30 Jun 2010 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K ANNUAL MEETING 07 Jun 2010 07 Jun 2010 001-07265
10-Q Open 10-Q document View SEC filing for 10-Q FORM 10-Q MARCH 31, 2010 13 May 2010 31 Mar 2010 001-07265
8-K Open 8-K document View SEC filing for 8-K FORM 8-K CHANGE OF ACCOUNTANTS 2010 22 Apr 2010 22 Apr 2010 001-07265
DEF 14A Open DEF 14A document View SEC filing for DEF 14A 2010 PROXY STATEMENT 07 Apr 2010 31 Dec 2009 001-07265
10-K Open 10-K document View SEC filing for 10-K FORM 10-K 12-31-09 29 Mar 2010 31 Dec 2009 001-07265
UPLOAD Open UPLOAD document View SEC filing for UPLOAD 22 Jan 2010

About this filer

AmBase Corp files with the SEC under CIK 0000020639. This page aggregates EDGAR filings and related ownership activity.

Industry: Operators Of Nonresidential Buildings.

See insider transactions for this issuer.

FAQ

What is a CIK?
A Central Index Key (CIK) is a unique identifier assigned by the SEC to each filer.
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New filings appear as the SEC updates EDGAR, and older records can vary by availability.
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Updates follow new EDGAR submissions and periodic data refreshes.

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