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
                                                                                  
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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 *

HARKINS CHARLES F 		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)
Vice President Sales
(Last)          (First)          (Middle)

39 BARTELMASS LANE 		3. Date of Earliest Transaction (MM/DD/YYYY)

8/22/2016
(Street)

HAMPSTEAD, NH 03841
(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   8/22/2016     M    160000   A $3.23   260000   (1) D    
Common Stock   8/22/2016     M    125000   D $5.472   (2) 135000   (1) D    
Common Stock   8/23/2016     M    35000   D $5.7   100000   (1) D    
Common Stock   8/23/2016     M    100000   A $3.51   100000   D    
Common Stock   8/22/2016     M    80000   D $6.17   (3) 20000   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 Security 3. Trans. Date 3A. Deemed Execution Date, if any 4. 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 Date 7. 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)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
Stock Option (Right to Buy)   $3.23   8/22/2016     M         160000    10/1/2014   10/1/2017   Common Stock   160000   $0   0   D    
Stock Option (Right to Buy)   $3.51   8/23/2016     M         100000    7/18/2016   7/18/2019   Common Stock   100000   $0   0   D    

Explanation of Responses:
( 1)  Includes 100,000 shares which may be purchased pursuant to stock options
( 2)  Sales reported reflect average price. Selling price for all shares during the day ranged from $5.47 per share to $5.48 per share.
( 3)  Sales reported reflect average selling price. Selling price for all shares sold during the day ranged from $6.15 per share to $6.18 per share.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
HARKINS CHARLES F
39 BARTELMASS LANE
HAMPSTEAD, NH 03841

Vice President Sales

Signatures
Charles F. Harkins 8/24/2016
** Signature of Reporting Person Date


Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* 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).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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