Nuveen Select Tax-Free Income Portfolio

10/29/2025 | Press release | Distributed by Public on 10/29/2025 14:09

Business Combination Prospectus (Form 425)

PO Box 43131

Providence, RI 02940-3131

Filed by Nuveen Select Tax-Free Income Portfolio

(Commission File No. 333-288619)

pursuant to Rule 425 under the Securities Act of 1933,
as amended, and deemed filed pursuant to Rule 14a-6
under the Securities Exchange Act of 1934, as amended

Subject Company: Nuveen New York Select Tax-Free Income Portfolio

(Commission File No. 811- 06624)

RESPONSE NEEDED

Re: Your investment in Nuveen Funds

Dear Shareholder:

We have been trying to contact you regarding an important proposal pertaining to your investment in one or more Nuveen Funds.

Please call us toll-free at

1-888-686-7765

Please respond as soon as possible with the Reference Number listed above. The call will take only a few moments.

Because your vote is critical, our outreach to you will continue until there is sufficient voting.

You will not be asked for confidential information and your call will be recorded for your protection.

Hours of Operation:

● Monday through Friday - 10:00 a.m. to 11:00 p.m. ET
● Saturday - 12:00 p.m. to 6:00 p.m. ET

Thank you in advance for your participation.

Nuveen Select Tax-Free Income Portfolio published this content on October 29, 2025, and is solely responsible for the information contained herein. Distributed via Edgar on October 29, 2025 at 20:09 UTC. If you believe the information included in the content is inaccurate or outdated and requires editing or removal, please contact us at [email protected]