UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of report (Date of earliest event reported)

October 22, 2025

Hudson Technologies, Inc.

(Exact Name of Registrant as Specified in Charter)

New York

(State or Other Jurisdiction of Incorporation)

1-13412		13-3641539
(Commission File Number)		(IRS Employer Identification No.)

300 Tice Boulevard, Suite 290, Woodcliff Lake, New Jersey		07677
(Address of Principal Executive Offices)		(Zip Code)

(845) 735-6000

(Registrant's Telephone Number, Including Area Code)

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbols(s)	Name of each exchange on which registered
Common Stock, $0.01 par value	HDSN	Nasdaq Capital Market

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ¨

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨

Item 8.01

Other Events.

On October 22, 2025, Hudson Technologies, Inc. (the “Company”) issued a press release announcing it has been awarded, as prime contractor, a new contract with the United States Defense Logistics Agency (“DLA”). The Company has served as prime contractor to the DLA since 2016 and retained this contract following a standard periodic competitive review and rebidding process. A copy of the press release is filed herewith as Exhibit 99.1.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits

	Exhibit 99.1		Press Release issued October 22, 2025
	Exhibit 104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

Date: October 22, 2025

	HUDSON TECHNOLOGIES, INC.

	By:	/s/ Brian J. Bertaux
	Name:	Brian J. Bertaux
	Title:	Chief Financial Officer & Secretary

HUDSON TECHNOLOGIES INC /NY 8-K