[Form 4] PERMA FIX ENVIRONMENTAL SERVICES INC Insider Trading Activity

Rhea-AI Filing Summary

Kerry C. Duggan, a director of Perma Fix Environmental Services Inc. (PESI), reported a sale of 5,653 shares on 09/16/2025 at a price of $8.6001 per share. After the transaction Duggan beneficially owned 3,680 shares directly. The filing shows no derivative transactions and is signed by the reporting person on 09/16/2025.

Positive

• Clear compliance with Section 16 reporting: transaction date, price, amount, and post-transaction ownership are disclosed
• No derivative positions reported, simplifying interpretation of the insider's exposure

Negative

• Insider sale of 5,653 shares reduces direct beneficial ownership to 3,680 shares

Insights

Financial Analyst

TL;DR: Director sale reported; ownership reduced to 3,680 shares, no derivatives disclosed.

The Form 4 discloses a straightforward open-market or private sale of 5,653 common shares at $8.6001, leaving the reporting person with 3,680 directly held shares. There are no derivative positions reported to complicate the position. As presented, the filing is a routine insider sale disclosure and provides clear transactional detail for investors tracking insider activity.

Corporate Governance Expert

TL;DR: Governance disclosure complete for a single non-derivative sale; no additional governance issues shown.

The filing identifies the reporting person as a director and confirms the sale date and signed attestation. It reports only non-derivative activity and includes the post-transaction direct ownership amount, meeting standard Section 16 reporting requirements. No amendments or additional relationships are indicated.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

OMB APPROVAL

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

1. Name and Address of Reporting Person^*

Duggan Kerry C

(Last) (First) (Middle)

8302 DUNWOODY PLACE,

SUITE 250

(Street)

ATLANTA, GA 30350

(City) (State) (Zip)

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)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
09/16/2025

4. If Amendment, Date of 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

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	09/16/2025		S		5,653	D	$8.6001	3,680	D

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 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: 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

Explanation of Responses:

	/s/ Kerry Duggan	09/16/2025
	** 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 Number.

FAQ

Who filed the Form 4 for PESI?

Kerry C. Duggan, identified as a director of Perma Fix Environmental Services Inc., filed the Form 4.

What transaction is reported on the PESI Form 4?

A sale of 5,653 shares of PESI common stock at $8.6001 per share on 09/16/2025.

How many PESI shares does the reporting person own after the transaction?

The filing reports 3,680 shares beneficially owned directly following the reported sale.

Are there any derivative securities reported in this Form 4 for PESI?

No. Table II shows no derivative securities; only a non-derivative sale is reported.

When was the Form 4 signed?

The Form 4 bears the reporting person's signature dated 09/16/2025.