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AmBase Corporation filed its quarterly report for the period ended September 30, 2025, reporting a net loss of $1.091 million for Q3 and $3.766 million for the nine months. Management states there is substantial doubt about the company’s ability to continue as a going concern based on current cash resources and expected needs.
Cash and cash equivalents were $239,000 at September 30, 2025, against total liabilities of $8.130 million, driven primarily by related‑party loans of $2.0 million (BARC Investments LLC) and $3.2 million (R.A. Bianco). Stockholders’ equity was a deficit of $7.891 million. Q3 operating expenses were $985,000, down from $1.523 million a year ago; interest expense for the nine months was $245,000.
The company continues multiple legal actions related to its former investment in the 111 West 57th Property. The court set a bench trial for November 30, 2026 in two matters, with interim decisions issued on September 9, 2025 and appeal activity continuing. During 2025, AmBase recorded $124,000 of other income from an employee retention credit refund.
AmBase Corporation reported the execution of a Senior Promissory Note in the principal amount of $250,000 between the company and Richard A. Bianco. The 8-K lists the promissory note as Exhibit 10.1 and includes the cover page in Inline XBRL as Exhibit 104.1. This filing documents a new senior debt obligation of $250,000 to a named individual and does not disclose additional financial terms, use of proceeds, or material operational changes.