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
                                                                                  
OMB APPROVAL
OMB Number: 3235-0287
Estimated average burden
hours per response...
0.5
                      
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 * Duff Mark 2. Issuer Name and Ticker or Trading Symbol PERMA FIX ENVIRONMENTAL SERVICES INC [ PESI ] 5. Relationship of Reporting Person(s) to Issuer (Check all applicable)_____ Director                    _____ 10% Owner
__X__ Officer (give title below)    _____ Other (specify below)
President and CEO
(Last)         (First)         (Middle)
8302 DUNWOODY PLACE, SUITE 250
3. Date of Earliest Transaction (MM/DD/YYYY)
3/23/2020
(Street)
ATLANTA,, GA 30350
(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  3/23/2020    P    1000  A $4.1500  14551  D   
Common Stock  3/23/2020    P    500  A $4.0500  15051  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  $3.1500                   (1) 1/17/2025  Common Stock  25000    25000  D   
Stock Option  $3.6500                   (2) 7/27/2023  Common Stock  100000    100000  D   
Stock Option  $3.9700                   (3) 5/15/2022  Common Stock  50000    50000  D   

Explanation of Responses:
(1)  Incentive Stock Option granted 01/17/2019 under the Company's 2017 Stock Option Plan. The Option is for a 6 year period and vests over a 5 year period, at 1/5 increment per year.
(2)  Incentive stock option granted 7/27/2017 under the Company's 2017 Stock Option Plan. The option is for a 6 year period and vests over a 5 year period, at 1/5 increment per year.
(3)  Incentive stock option granted 5/15/2016 under the Company's 2010 Stock Option Plan. The option is for a 6 year period and vests over a 3 year period, at 1/3 increment per year.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director 10% Owner Officer Other
Duff Mark
8302 DUNWOODY PLACE, SUITE 250
ATLANTA,, GA 30350


President and CEO

Signatures
/s/ Mark Duff 3/24/2020
**Signature of Reporting Person Date
PermaFix Environmental S... (NASDAQ:PESI)
Historical Stock Chart
From Sep 2020 to Oct 2020 Click Here for more PermaFix Environmental S... Charts.
PermaFix Environmental S... (NASDAQ:PESI)
Historical Stock Chart
From Oct 2019 to Oct 2020 Click Here for more PermaFix Environmental S... Charts.