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Company dossier

AmBase Corp

Ticker ABCPCIK 0000020639SIC 6512Opeators of Nonresidential Buildings

Exchange

OTC

Entity type

operating

Fiscal year end

Dec 31

Headquarters

Company overview

AmBase Corp

AmBase Corp delivers a mix of real estate and investment services built for institutional investors, family offices, and municipalities that depend on bespoke financing and management of legacy portfolios—its core offerings blend property operations, loan servicing, and structured finance advisory tailored to clients seeking steady income with downside protection. The company’s operating footprint historically sat within the financial investment trust space, so stakeholders tend to benchmark it against the mid- and small-cap peers that populate the general SIC categories tied to holding companies and diversified financial services, which reinforces the importance of liquidity, interest-rate sensitivity, and asset valuation in its planning. Material risks center on the cyclical real estate markets feeding the asset base, regulatory scrutiny over capital adequacy and public reporting, and any delays in filings or oversight by the SEC; these pressures are amplified by the fact that the latest filing status is currently unknown, so investors should monitor updates closely. Track the live SEC filings for CIK 20639 and ABCP on Earnings Feed.

Source: Earnings Feed research · last updated 11/24/2025

Last trade

$0.23

−$0.05 (−17.20%)

Ticker

ABCP

Prev close

$0.28

Range (28d)

$0.22 – $0.28

Updated

Nov 21, 4:00 PM ET
$0.20$0.25$0.30Oct 24Nov 4Nov 12Nov 21

Recent filings

Latest submissions
6 items

Monitoring

Insider owner filings
No
Insider issuer filings
Yes
Tickers on record
1

Ticker roster

Addresses

  • business

    7857 WEST SAMPLE ROAD, SUITE 134

    CORAL SPRINGS, FL, 33065

  • mailing

    7857 WEST SAMPLE ROAD, SUITE 134

    CORAL SPRINGS, FL, 33065