Form 8-K/A

8-K/A — RYVYL Inc.

Accession: 0001185185-26-001834

Filed: 2026-05-13

Period: 2026-05-12

CIK: 0001419275

SIC: 8742 (SERVICES-MANAGEMENT CONSULTING SERVICES)

Item: Financial Statements and Exhibits

Documents

8-K/A — rtb8ka1051326.htm (Primary)

EX-3.2 — EXHIBIT 3.2 (rtbex3-2.htm)

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8-K/A — FORM 8-K/A1

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0001419275

RYVYL Inc.

0001419275

2026-05-12

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UNITED

STATES

SECURITIES

AND EXCHANGE COMMISSION

Washington,

D.C. 20549

FORM

8-K

Amendment No. 1

Current

Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date

of Report (Date of earliest event reported): May 12, 2026

RTB Digital, Inc.

(Exact

name of registrant as specified in its charter)

Nevada

001-34294

22-3962936

(State

or other jurisdiction

of incorporation)

(Commission

File Number

(I.R.S.

Employer

Identification No.)

3111 Camino Del Rio North, Suite 400

San Diego, CA 92108

(Address of principal executive offices

and zip code)

Registrant’s

telephone number, including area code: (855) 201-1613

Check the appropriate box below if

the Form 8-K 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 Exchange Act:

Title

of each class

Trading

Symbol(s)

Name

of each exchange on which registered

Common Stock, par value $0.001 per share

RTB

The

Nasdaq Stock

Market LLC

(Nasdaq Capital 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 ☐

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. ☐

EXPLANATORY NOTE

This filing is being made to file a copy of Exhibit 3.2, the Certificate

of Merger between RYVYL Merger Sub Inc. and RTB Digital, Inc., indicated in the original filing of this Current Report on Form 8-K, filed

on May 13, 2025, as being filed by amendment.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits

Exhibit No.

Name of Exhibit

3.1**

Certificate of Amendment – Change of name to RTB Digital, Inc.

3.2*

Certificate of Merger between RYVYL Merger Sub Inc. and RTB Digital, Inc., effective May 12, 2026

99.1**

Press Release, dated May 12, 2026

104*

Cover Page Interactive Data File (embedded within the inline XBRL document).

* Filed

or furnished herewith

** Previously

filed

SIGNATURES

Pursuant to

the requirements of the Securities Exchange Act of 1934, as amended, the Registrant has duly caused this report to be signed on its behalf

by the undersigned hereunto duly authorized.

RTB

Digital, Inc.

By:

/s/ George Oliva

Name:

George Oliva

Title:

Chief Financial Officer

Dated: May 13,

2026

EX-3.2 — EXHIBIT 3.2

EX-3.2

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Exhibit 3.2

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v3.26.1

Cover

May 12, 2026

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8-K/A

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Amendment Description

This filing is being made to file a copy of Exhibit 3.2, the Certificate

of Merger between RYVYL Merger Sub Inc. and RTB Digital, Inc., indicated in the original filing of this Current Report on Form 8-K, filed

on May 13, 2025, as being filed by amendment.

Document Period End Date

May 12, 2026

Entity File Number

001-34294

Entity Registrant Name

RYVYL Inc.

Entity Central Index Key

0001419275

Entity Tax Identification Number

22-3962936

Entity Incorporation, State or Country Code

Entity Address, Address Line One

3111 Camino Del Rio North

Entity Address, Address Line Two

Suite 400

Entity Address, City or Town

San Diego

Entity Address, State or Province

Entity Address, Postal Zip Code

92108

City Area Code

(855)

Local Phone Number

201-161

Written Communications

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Pre-commencement Tender Offer

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Pre-commencement Issuer Tender Offer

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Title of 12(b) Security

Common Stock, par value $0.001 per share

Trading Symbol

RTB

Security Exchange Name

NASDAQ

Entity Emerging Growth Company

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