FORM 4 [X] 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
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Estate of Kevin J. Zugibe
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                    __X__ 10% Owner
_____ Officer (give title below)    _____ Other (specify below)
(Last)          (First)          (Middle)

C/O THOMAS J. ZUGIBE, 30 TAVARONE STREET
3. Date of Earliest Transaction (MM/DD/YYYY)

11/30/2020
(Street)

GARNERVILLE, NY 10923
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
6. Individual or Joint/Group Filing (Check Applicable Line)

_X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. 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 11/30/2020  M  484562 A$1.09 4089485 D  
Common Stock 11/30/2020  F  394159 (1)D$1.34 3695326 D  
Common Stock 11/30/2020  M  423000 A$1.09 4118326 D  
Common Stock 11/30/2020  F  344082 (1)D$1.34 3774244 D  
Common Stock 11/30/2020  M  600000 A$0.75 4374244 D  
Common Stock 11/30/2020  F  335820 (1)D$1.34 4038424 D  
Common Stock 11/30/2020  M  375000 A$0.75 4413424 D  
Common Stock 11/30/2020  F  209888 (1)D$1.34 4203536 D  

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security3. Trans. Date3A. Deemed Execution Date, if any4. Trans. Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
6. Date Exercisable and Expiration Date7. Title and Amount of Securities Underlying Derivative Security
(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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Option $1.09 11/30/2020  M     484562  11/30/2018 11/30/2021 Common Stock 484562 $0 0 D  
Stock Option $1.09 11/30/2020  M     423000  6/23/2020 11/30/2021 Common Stock 423000 $0 0 D  
Stock Option $0.75 11/30/2020  M     600000  12/19/2019 12/19/2029 Common Stock 600000 $0 0 D  
Stock Option $0.75 11/30/2020  M     375000  6/23/2020 12/19/2029 Common Stock 375000 $0 0 D  

Explanation of Responses:
(1) Cashless exercise of stock options.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Estate of Kevin J. Zugibe
C/O THOMAS J. ZUGIBE
30 TAVARONE STREET
GARNERVILLE, NY 10923

X


Signatures
/s/Thomas J. Zugibe, Executor12/3/2020
**Signature of Reporting PersonDate

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