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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

Date of Report (Date of earliest event reported) June 15, 2026

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BANDWIDTH INC.

(Exact name of registrant as specified in its charter)

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Delaware

001-38285

56-2242657

(State or other jurisdiction

of incorporation)

(Commission

File Number)

(IRS Employer

Identification No.)

2230 Bandmate Way

Raleigh, NC 27607

(Address of principal executive offices) (Zip Code)

(800) 808-5150

Registrant’s telephone number, including area code

Not Applicable

(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:


☐			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

Class A Common Stock, par value $0.001 per share

BAND

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 8.01 Other Events.

On June 16, 2026, Bandwidth Inc. issued a press release announcing that on June 15, 2026, it priced a private offering of $275 million principal amount of 0% convertible senior notes due 2032 (the “Notes”) pursuant to Rule 144A under the Securities Act of 1933, as amended. The sale of the Notes to the initial purchasers is expected to settle on June 18, 2026, subject to customary closing conditions. A copy of the press release is filed as Exhibit 99.1 hereto and is incorporated herein by reference.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits


Exhibit No.						Description
99.1						Bandwidth Inc. press release, dated June 16, 2026
104						Cover Page Interactive File (the cover page tags are 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.


	BANDWIDTH INC.

Date: June 16, 2026	By:	/s/ R. Brandon Asbill
	Name:	R. Brandon Asbill
	Title:	Secretary

Bandwidth Inc. filed SEC Form 8-K: Other Events, Financial Statements and Exhibits