[Form 4] Hudson Technologies Inc Insider Trading Activity

Rhea-AI Filing Summary

Hudson Technologies Inc. (HDSN) filed a Form 4 reporting director Richard Parrillo’s latest insider transactions dated 18 June 2025.

Table I shows Parrillo acquired 3,182 common shares at a stated price of $0, bringing his direct common-stock holdings to 185,746 shares.

Table II details a grant of 13,698 stock options with a $7.855 exercise price, immediately exercisable and expiring on 18 June 2028. Following the grant, he directly owns 13,698 derivative securities.

No sales were reported and the filing notes a single reporting person. The transactions appear to be compensation-related awards rather than open-market purchases.

Insights

Financial Analyst

TL;DR – Minor compensation grant; neutral impact on HDSN valuation.

The filing documents a routine equity award to Director Richard Parrillo. The 3,182 share accrual and 13,698 options (strike $7.855, three-year term) modestly increase insider exposure but represent an immaterial fraction of Hudson Technologies’ outstanding shares. As no open-market purchase or sale occurred, the transaction offers limited insight into near-term sentiment or fundamentals. Consequently, the disclosure is not expected to influence liquidity, earnings, or strategic direction and is best categorized as standard director compensation.

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

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

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

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Parrillo Richard

(Last) (First) (Middle)

C/O HUDSON TECHNOLOGIES, INC.

300 TICE BOULEVARD, SUITE 290

(Street)

WOODCLIFF LAKE NJ 07677

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
HUDSON TECHNOLOGIES INC /NY [ HDSN ]

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)
06/18/2025

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	06/18/2025		A		3,182	A	$0	185,746	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
Stock Options	$7.855	06/18/2025		A		13,698		06/18/2025	06/18/2028	Common Stock	13,698	$0	13,698	D

Explanation of Responses:

	/s/ Richard Parrillo	06/20/2025
	** 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 was the insider involved in the latest HDSN Form 4 filing?

Director Richard Parrillo was the sole reporting person.

How many Hudson Technologies shares did Richard Parrillo acquire on 18 June 2025?

He acquired 3,182 common shares.

What is Parrillo’s total direct share ownership after the transaction?

He now directly holds 185,746 shares of HDSN common stock.

Were any derivative securities granted to the director?

Yes, 13,698 stock options with a $7.855 exercise price expiring 18 June 2028.

Does the filing indicate any open-market sales by the director?

No sales were reported; all movements were acquisitions or grants.