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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
FORM 8-K
CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities
Exchange Act of 1934
October 22, 2025
Date
of Report (Date of earliest event reported)
RIBBON COMMUNICATIONS INC.
(Exact Name of Registrant as Specified in its Charter)
| Delaware |
|
001-38267 |
|
82-1669692 |
(State or Other Jurisdiction
of Incorporation) |
|
(Commission
File Number) |
|
(IRS Employer
Identification No.) |
6500 Chase Oaks Blvd., Suite 100, Plano, TX
75023
(Address of Principal Executive Offices) (Zip Code)
(978) 614-8100
(Registrant’s telephone number, including
area code)
N/A
(Former Name or Former Address, if Changed Since
Last Report)
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)) |
Securities registered pursuant to Section 12(b)
of the Act:
| Title of each class |
|
Trading Symbol(s) |
|
Name of each exchange on which registered |
| Common Stock, par value $0.0001 |
|
RBBN |
|
The Nasdaq Global Select Market |
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 2.02. |
Results of Operations and Financial
Condition. |
The information in this Item 2.02 of this Current
Report on Form 8-K (the "Current Report"), including Exhibit 99.1 attached hereto, shall not be deemed “filed”
for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), otherwise subject
to the liabilities of that Section or incorporated by reference in any filing under the Securities Act of 1933, as amended (the "Securities
Act"), or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.
On October 22, 2025, Ribbon Communications
Inc. (the "Company") issued a press release reporting financial information for the quarter ended September 30, 2025, a
copy of which is furnished as Exhibit 99.1 to this Current Report on Form 8-K.
| Item 9.01. | Financial Statements and Exhibits. |
(d) Exhibits.
| 99.1 | Press Release of Ribbon Communications Inc., dated October 22, 2025. |
| 104 | Cover Page Interactive Data File (embedded within the Inline XBRL document). |
SIGNATURE
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 |
Ribbon Communications
Inc. |
| |
|
| |
By: |
/s/ Patrick Macken
|
| |
|
Name: |
Patrick W. Macken |
| |
|
Title: |
Executive Vice President, Chief Legal Officer and Secretary |
