Company: NPFD
Filing Date: 2025-10-03
Form Type: N-CSR
Source: 0001193125-25-230111
Chunk: 179

Company: Nuveen Variable Rate Preferred & Income Fund
Filing Date: 2025-10-03
Form: N-CSR
Chunk 179
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 | Not applicable because the code of ethics is available, upon request and without charge, by calling 800-257-8787 and there were no amendments during the period covered by this report. |

| (a)(2) | Not applicable. |

| (a)(3) | Certifications pursuant to Rule 30a-2(a) under                                                            
 the Investment Company Act of 1940 and Section 302 of the Sarbanes-Oxley Act of 2002 are attached hereto. |

| (a)(4) | Not applicable. |

| (a)(5) | Not applicable. |

| (b) | Certification pursuant to Rule 30a-2(b) under                                                            
 the Investment Company Act of 1940 and Section 906 of the Sarbanes-Oxley Act of 2002 is attached hereto. |

SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Nuveen Variable Rate Preferred & Income Fund

| Date: October 3, 2025 |     | By: |     | /s/ David J. Lamb            |
|:----------------------|:----|:----|:----|:-----------------------------|
|                       |     |     |     | David J. Lamb                |
|                       |     |     |     | Chief Administrative Officer |

Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dates indicated.

| Date: October 3, 2025 |     | By: |     | /s/ David J. Lamb             |
|:----------------------|:----|:----|:----|:------------------------------|
|                       |     |     |     | David J. Lamb                 |
|                       |     |     |     | Chief Administrative Officer  |
|                       |     |     |     | -principal executive officer  |
| Date: October 3, 2025 |     | By: |     | /s/ Marc Cardella             |
|                       |     |     |     | Marc Cardella                 |
|                       |     |     |     | Vice President and Controller |
|                       |     |     |     |