FORM 4 Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person * ISZO CAPITAL MANAGEMENT LP   2. Issuer Name and Ticker or Trading Symbol AMBASE CORP [ABCP] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director __X__ 10% Owner _____ Officer (give title below) _____ Other (specify below) (Last) (First) (Middle) 415 MADISON AVENUE, 14TH FLOOR 3. Date of Earliest Transaction (Month/Day/Year) 10/11/2017 (Street) NEW YORK, NY 10017 4. If Amendment, Date Original Filed(Month/Day/Year) 6. Individual or Joint/Group Filing(Check Applicable Line) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person (City) (State) (Zip) Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned

1.Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4) Code V Amount (A) or (D) Price Common Stock, $0.01 par value (1) (2) 10/11/2017   P   39,360 A $ 0.275 7,882,145 I (3) By IsZo Capital LP Common Stock, $0.01 par value (1) (2) 10/13/2017   P   153,491 A $ 0.3022 8,035,636 I (3) By IsZo Capital LP Common Stock, $0.01 par value (1) (2) 10/16/2017   P   37,315 A $ 0.285 8,072,951 I (3) By IsZo Capital LP Common Stock, $0.01 par value (1) (2) 10/23/2017   P   268,000 A $ 0.28 8,340,951 I (3) By IsZo Capital LP Common Stock, $0.01 par value (1) (2) 11/01/2017   P   335,000 A $ 0.28 8,675,951 I (3) By IsZo Capital LP

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)

1. Title of Derivative Security (Instr. 3)

2. Conversion or Exercise Price of Derivative Security

3. Transaction Date (Month/Day/Year)

3A. Deemed Execution Date, if any (Month/Day/Year)

4. Transaction Code (Instr. 8)

5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4, and 5)

6. Date Exercisable and Expiration Date (Month/Day/Year)

7. Title and Amount of Underlying Securities (Instr. 3 and 4)

8. Price of Derivative Security (Instr. 5)

9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)

10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)

11. Nature of Indirect Beneficial Ownership (Instr. 4)

Code

V

(A)

(D)

Date Exercisable

Expiration Date

Title

Amount or Number of Shares

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
ISZO CAPITAL MANAGEMENT LP 415 MADISON AVENUE 14TH FLOOR NEW YORK, NY 10017		X

Signatures

IsZo Capital Management LP, by IsZo Management Corp., General Partner, by /s/ Brian L. Sheehy, President		11/14/2017
**Signature of Reporting Person		Date
IsZo Capital LP, by IsZo Capital GP LLC, General Partner, by /s/ Brian L. Sheehy, Managing Member		11/14/2017
**Signature of Reporting Person		Date
IsZo Capital GP LLC, by /s/ Brian L. Sheehy, Managing Member		11/14/2017
**Signature of Reporting Person		Date
/s/ Brian L. Sheehy		11/14/2017
**Signature of Reporting Person		Date

Explanation of Responses:

*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1)	This Form 4 is filed jointly by IsZo Capital Management LP ("IsZo Capital Management"), IsZo Capital LP (the "Fund"), IsZo Capital GP LLC ("IsZo Capital GP"), and Brian L. Sheehy (collectively, the "Reporting Persons").
(2)	Each of the Reporting Persons may be deemed to be a member of a Section 13(d) group that may be deemed to collectively beneficially own more than 10% of the Issuer's outstanding shares of Common Stock. Each of the Reporting Persons disclaims beneficial ownership of the shares of Common Stock reported herein except to the extent of his or its pecuniary interest therein.
(3)	Shares are owned directly by the Fund. Each of IsZo Capital Management and IsZo Capital GP as the investment manager and general partner, respectively, of the Fund, and Brian L. Sheehy, as the president of the general partner of IsZo Capital Management and the managing member of IsZo Capital GP, may be deemed to beneficially own the shares of Common Stock owned directly by the Fund.

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