Form 8-K

8-K — WESTWATER RESOURCES, INC.

Accession: 0001104659-26-065734

Filed: 2026-05-22

Period: 2026-05-22

CIK: 0000839470

SIC: 1000 (METAL MINING)

Item: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year

Item: Submission of Matters to a Vote of Security Holders

Item: Financial Statements and Exhibits

Documents

8-K — tm2615415d1_8k.htm (Primary)

EX-3.1 — EXHIBIT 3.1 (tm2615415d1_ex3-1.htm)

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2026-05-22

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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):

May

22, 2026

WESTWATER

RESOURCES, INC.

(Exact Name of Registrant as Specified in Charter)

Delaware

001-33404

75-2212772

(State or Other Jurisdiction of

(Commission File Number)

(IRS Employer

Incorporation)

Identification No.)

6950

S. Potomac Street, Suite 300

Centennial,

Colorado

80112

(Address of Principal Executive

Offices)

(Zip Code)

Registrant’s telephone number, including

area code: (303)

531-0516

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, $0.001 par value

WWR

NYSE

American

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 5.03 Amendments to Articles

of Incorporation or Bylaws; Change in Fiscal Year.

On Friday, May 22,

2026, at 8:00 a.m. Mountain Time, Westwater Resources, Inc. (the “Corporation”)

held its Annual General Meeting of Stockholders (the “Annual Stockholder Meeting”).

As described under Item

5.07 of this Current Report, the Corporation’s stockholders approved an amendment (“Amendment”)

to the Company's Amended and Restated Certification of Incorporation (as amended, the “Certificate

of Incorporation”) to increase the number of authorized shares of common stock of the Corporation from 200,000,000 shares

to 400,000,000 shares. The Amendment was filed with the office of the Secretary of State of Delaware on May 22, 2026, and became

effective upon filing. The foregoing description of the Amendment does not purport to be complete and is qualified in its entirety by

reference to the complete text of the Amendment, a copy of which is filed as Exhibit 3.1 to this report and is incorporated by reference

herein.

Item 5.07 Submission of Matters

to a Vote of Security Holders.

At the Annual

Stockholder Meeting, six proposals were submitted to the stockholders for approval as set forth in the definitive Proxy Statement as

filed with the SEC on March 31, 2026 (the “Proxy Statement”). As of the record date, March 30, 2026, a

total of 124,702,952 shares of common stock of the Corporation were issued and outstanding and entitled to vote. The holders of

record of

63,938,258

shares of common stock were present in person or represented by proxy at the Annual Stockholder Meeting. Such amount represented

51.27%

of the shares entitled to vote at such meeting and constituted a quorum in accordance with the applicable provisions of the By-Laws

of the Corporation. The six proposals submitted to the stockholders for approval were to:

1.             Elect

as directors the five nominees named in the Proxy Statement.

2.             Approve

an amendment to the Corporation’s 2013 Omnibus Incentive Plan as amended (the “Incentive

Plan”), to increase the authorized number of shares of common stock of the Corporation available and reserved for issuance

under the Incentive Plan by 6,100,000 shares.

3.             Approve

an Amendment to the Certificate of Incorporation to increase the number of authorized shares of common stock of the Corporation from

200,000,000 shares to 400,000,000 shares.

4.             Provide

advisory approval of the Corporation’s executive compensation.

5.             Ratify

the appointment of Baker Tilly US, LLP as the Corporation’s independent registered public accountant for 2026.

6.             Approve,

for purposes of complying with NYSE American Rule 713(a), the issuance of shares of common stock representing 20% or more upon the

conversion of certain Convertible Notes.

At the Annual Stockholder Meeting, the stockholders approved all six

of the proposals submitted. The specific voting results are provided below:

Proposal 1 - Election

of Directors

Nominees

For

Withheld

Broker Non-Votes

Terence J. Cryan

20,750,583

2,321,996

40,865,679

Frank Bakker

21,392,651

1,679,928

40,865,679

Tracy D. Pagliara

20,132,879

2,939,700

40,865,679

Karli S. Anderson

21,478,298

1,594,281

40,865,679

Deborah A. Peacock

21,554,527

1,518,052

40,865,679

Proposal 2 - Approval

of an Amendment to the Incentive Plan

For

Against

Abstain

Broker Non-Votes

16,580,833

6,143,016

348,730

40,865,679

Proposal 3 - Amendment to Certificate

of Incorporation to Increase the Authorized Common Shares

For

Against

Abstain

Broker Non-Votes

50,462,758

12,980,650

494,850

Proposal 4 - Non-binding

Advisory Approval of Executive Compensation

For

Against

Abstain

Broker Non-Votes

19,109,776

3,489,887

472,916

40,865,679

Proposal 5 - Ratification of the Appointment

of Baker Tilly US, LLP

For

Against

Abstain

Broker Non-Votes

61,571,486

1,426,753

940,019

Proposal 6 - Issuance of Common Stock Upon Conversion of Convertible

Notes

For

Against

Abstain

Broker Non-Votes

20,360,680

2,148,847

563,052

40,865,679

Item 9.01 Financial Statements and Exhibits.

Exhibit

No.

Description

3.1

Certificate

of Amendment to Amended and Restated Certificate of Incorporation of Westwater Resources, Inc.

104

Cover Page Interactive Data File (the cover page XBRL

tags are embedded in 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 thereunto

duly authorized.

Westwater Resources, Inc.

Dated: May 22, 2026

/s/ John

W. Lawrence

John W. Lawrence

Chief Administrative Officer, General Counsel &

Corporate Secretary

EX-3.1 — EXHIBIT 3.1

EX-3.1

Filename: tm2615415d1_ex3-1.htm · Sequence: 2

Exhibit 3.1

CERTIFICATE OF AMENDMENT

RESTATED CERTIFICATE OF INCORPORATION

WESTWATER RESOURCES, INC.

Westwater Resources, Inc.

(the “Corporation”), a corporation organized and existing under and by virtue of the General Corporation Law of the

State of Delaware (the “DGCL”), hereby certifies as follows:

FIRST: That the name

of the Corporation is Westwater Resources, Inc.

Second:

That the Board of Directors of the Corporation, acting in accordance with Section 242 of the DGCL, duly adopted resolutions to amend

and restate in its entirety the first un-numbered paragraph of Article 4 of the Restated Certificate of Incorporation of the Corporation,

declaring said amendment to be advisable and in the best interests of the Corporation, and calling a meeting of the stockholders of said

corporation for consideration thereof. The resolution setting forth the proposed amendment is as follows:

RESOLVED, that the first

un-numbered paragraph of Article 4 of the Restated Certificate of Incorporation of the Corporation be amended and restated in its

entirety to read as follows:

ARTICLE 4

“The total

number of shares of all classes of stock which the Corporation has authority to issue is 400,000,000 shares with a par value of $0.001

per share. The shares are designated as Common Stock, have one vote per share and have identical rights and privileges in every respect.

The holders of the stock of the Corporation shall have no preemptive rights to subscribe for any securities of the Corporation.”

THIRD: That the foregoing

amendment to the Restated Certificate of Incorporation of the Corporation has been duly adopted by the stockholders of the Corporation

in accordance with Section 242 of the DGCL.

FOURTH: That the foregoing

amendment to the Restated Certificate of Incorporation of the Corporation shall be effective on and as of the date of filing of this Certificate

of Amendment with the Secretary of State of the State of Delaware.

IN WITNESS WHEREOF, the

undersigned authorized officer of the Corporation has executed this Certificate of Amendment to the Restated Certificate of Incorporation

of the Corporation as of May 22, 2026.

WESTWATER RESOURCES, INC.

By:

/s/ John W. Lawrence

Name: John W. Lawrence

Title: Chief Administrative Officer,

General Counsel & Corporate Secretary

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