Common use of FORM OF OFFICER’S CERTIFICATE Clause in Contracts

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e) of that certain Purchase Agreement dated as of August 30, 2024 (the “Purchase Agreement”), by and between WESTWATER RESOURCES, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e) of that certain Purchase Agreement dated as of August 3025, 2024 2017, (the “Purchase Agreement”), by and between WESTWATER RESOURCESBIOLARGO, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC LLC, an Illinois limited liability company (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, certifies as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e8(d) of that certain Purchase Agreement dated as of August 30July __, 2024 2021, (the “Purchase Agreement”), by and between WESTWATER RESOURCESNETLIST, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e) of that certain Purchase Agreement dated as of August 30[●], 2024 2024, (the “Purchase Agreement”), by and between WESTWATER RESOURCESHUMACYTE, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________[●], ______________ [●] of the Company, hereby certifies, on behalf of the Company and not in his [his/her] individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e8(d) of that certain Purchase Agreement dated as of August 30June 25, 2024 2021, (the “Purchase Agreement”), by and between WESTWATER RESOURCESMOLECULIN BIOTECH, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to [Section 8(e) 8(I)(c)] [Section 8(II)(e)] of that certain Purchase Agreement dated as of August 30May 15, 2024 2019, (the “Purchase Agreement”), by and between WESTWATER RESOURCES, INMUNE BIO INC., a Delaware Nevada corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e8(d) of that certain Purchase Agreement dated as of August 30November 11, 2024 2020, (the “Purchase Agreement”), by and between WESTWATER RESOURCESMOLECULIN BIOTECH, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e) of that certain Purchase Agreement dated as of August 30December 22, 2024 2016, (the “Purchase Agreement”), by and between WESTWATER RESOURCESCYTORI THERAPEUTICS, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to [Section 8(e) 8(i)(c)] [Section 8(ii)(e)] of that certain Purchase Agreement dated as of August 30June 16, 2024 2015, (the “Purchase Agreement”), by and between WESTWATER RESOURCES, INC.KONARED CORPORATION, a Delaware Nevada corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, certifies as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e) of that certain Purchase Agreement dated as of August 30September 21, 2024 2018, (the “Purchase Agreement”), by and between WESTWATER RESOURCESCYTORI THERAPEUTICS, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e) of that certain Purchase Agreement dated as of August 304, 2024 2023 (the “Purchase Agreement”), by and between WESTWATER RESOURCESIBIO, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e8(d) of that certain Purchase Agreement dated as of August 30September 28, 2024 2021, (the “Purchase Agreement”), by and between WESTWATER RESOURCESNETLIST, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, ______________ of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows:

FORM OF OFFICER’S CERTIFICATE. This Officer’s Certificate (“Certificate”) is being delivered pursuant to Section 8(e8(d) of that certain Purchase Agreement dated as of August 30December ___, 2024 2016, (the “Purchase Agreement”), by and between WESTWATER RESOURCESSENOMYX, INC., a Delaware corporation (the “Company”), and LINCOLN PARK CAPITAL FUND, LLC (the “Investor”). Capitalized terms Terms used herein and not otherwise defined shall have the meanings ascribed to them in the Purchase Agreement. The undersigned, ___________, [______________ _], [______________] of the Company, hereby certifies, on behalf of the Company and not in his individual capacity, as follows: