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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(Print or Type Responses)

1. Name and Address of Reporting Person * MANDRACCHIA STEPHEN P   2. Issuer Name and Ticker or Trading Symbol HUDSON TECHNOLOGIES INC /NY [HDSN] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable) _____ Director _____ 10% Owner __X__ Officer (give title below) _____ Other (specify below) VP Legal & Regulatory (Last) (First) (Middle) 2 HERITAGE COURT 3. Date of Earliest Transaction (Month/Day/Year) 11/17/2017 (Street) WARWICK, NY 10990 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 09/11/2017   G V 5,000 D $ 0 1,552,073 (1) I Held by Spouse and Children Common Stock 11/17/2017   M   125,000 A $ 0.85 1,552,073 (2) I Held by Spouse and Children Common Stock 11/17/2017   F   48,592 (3) D $ 5.76 (4) 1,502,481 (2) I Held by Spouse and Children

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

Stock Option

$ 0.85

11/17/2017

M

125,000

11/20/2007

11/20/2017

Common Stock

125,000

$ 0

0

D

Reporting Owners

Reporting Owner Name / Address	Relationships
	Director	10% Owner	Officer	Other
MANDRACCHIA STEPHEN P 2 HERITAGE COURT WARWICK, NY 10990			VP Legal & Regulatory

Signatures

Stephen P. Mandracchia		11/20/2017
**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)	Includes 333,000 shares which may be purchased pursuant to stock options. Also includes 766,273 shares held by Spouse and 9,800 shares held by Reporting Person's children
(2)	Includes 208,000 which may be purchased pursuant to stock options. Also includes 841,681 shares held by Reporting Person's Spouse and 9,800 shares held by Reporting Person's children.
(3)	No shares sold on the Open Market. Pursuant to provisions of the Company's Stock Incentive Plan, shares from the option exercise were applied by the Company to cover the exercise price and the taxes due upon the exercise of the options.
(4)	Closing Stock Price on November 17, 2017.

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