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HUDSON TECHNOLOGIES INC /NY

For the period ended Oct 28, 2026. Filed Oct 28, 2026.

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A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.

Oct 28, 2026 · Filed Oct 28, 2026

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HDSN$4.18+2.2%Stored close · as of Nov 6, 2026
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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 28, 2026

Hudson Technologies, Inc.

(Exact Name of Registrant as Specified in Charter)

New York

(State or Other Jurisdiction of Incorporation)

1-1341213-3641539
(Commission File Number)(IRS Employer Identification No.)
300 Tice Boulevard, Suite 290, Woodcliff Lake, New Jersey07677
(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 classTrading Symbols(s)Name of each exchange on which registered
Common Stock, $0.01 par valueHDSNNasdaq 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 (seeGeneral 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 2.02Results of Operations and Financial Condition

On October 28, 2026, Hudson Technologies, Inc. (the “Company”) issued a press release announcing its financial results for the third quarter and nine months ended September 30, 2026. A copy of the press release is furnished herewith as Exhibit 99.1.

Item 9.01Financial Statements and Exhibits.

(d) Exhibits

Exhibit 99.1Press Release issued October 28, 2026
Exhibit 104Cover 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 28, 2026

HUDSON TECHNOLOGIES, INC.
By:/s/ Brian J. Bertaux
Name:Brian J. Bertaux
Title:Chief Financial Officer & Secretary
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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.