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ABCP//CIK 0000020639

AmBase Corp

Exchange

OTC

Entity type

operating

Fiscal year end

Dec 31

Headquarters

Research Summary

AI-assisted · Grounded in filings

Updated Nov 24, 2025

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.

Market Data

Dec 5, 9:30 AM ET
$0.21−$0.02 (−9.79%)

ABCP · Last trade

Prev Close

$0.24

Range (29d)

$0.20 – $0.25

$0.20$0.22$0.24$0.26Nov 6Nov 17Nov 25Dec 5