NUVEEN SELECT TAX FREE INCOME PORTFOLIO

Overview

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• TickerNXP on NYSE²
• HeadquartersChicago, United States²
• Business address333 W Wacker Dr, Chicago, Il 60606³
• Legal formFUND²
• Kind of organizationFund²
• LEI5493005XMO16VD219F88²
• StatusActive²
• LEI statusIssued and current²
• Registered addressC/O C T CORPORATION SYSTEM, 02110 Boston, United States²
• Registered withSecurities and Exchange Commission, 0000883618²

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Corporate structure

NUVEEN SELECT TAX FREE INCOME PORTFOLIO sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

Leadership

Who has led NUVEEN SELECT TAX FREE INCOME PORTFOLIO, and when. Pick a name to see everywhere that person has worked.

Subsidiaries and ownership

Fund manager

• Nuveen Investments²

Ownership links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); each one cites its LEI record.

Timeline

1. Mar 6, 20248-K Regulation FD disclosure³⁹
2. Oct 13, 20238-K Executive or director change⁴⁰
3. Feb 25, 20228-K Regulation FD disclosure⁴¹
4. Jan 28, 1992Founded NUVEEN SELECT TAX FREE INCOME PORTFOLIO is founded²

Filings

98 filings to the SEC since October 2021: 3 major events, 15 insider forms, 2 large holders, 78 other. The latest 20:

1. Oct 2, 2026424B3 PROSPECTUS FILED PURSUANT TO RULE 424(B)(3) EDGAR
2. Sep 3, 20263 EDGAR
3. Sep 3, 20263 EDGAR
4. Sep 1, 20263 EDGAR
5. Aug 27, 2026NPORT-P EDGAR
6. Aug 17, 2026N-PX EDGAR
7. Jul 27, 2026SCHEDULE 13G EDGAR
8. Jul 2, 2026DEF 14A NUVEEN SELECT TAX-FREE INCOME PORTFOLIO EDGAR
9. Jun 17, 2026424B2 PROSPECTUS EDGAR
10. Jun 17, 2026N-2ASR AUTOMATIC SHELF REGISTRATION STATEMENT ON FORM N-2 EDGAR
11. Jun 12, 2026N-CEN EDGAR
12. Jun 5, 2026N-CSR NUVEEN SELECT TAX-FREE INCOME PORTFOLIO EDGAR
13. May 28, 2026NPORT-P EDGAR
14. Mar 2, 2026POS EX POST-EFFECTIVE AMENDMENT EDGAR
15. Feb 26, 20263 EDGAR
16. Feb 26, 2026NPORT-P EDGAR
17. Feb 20, 20263 EDGAR
18. Dec 30, 2025POS EX POST-EFFECTIVE AMENDMENT EDGAR
19. Dec 4, 2025N-CSRS NUVEEN SELECT TAX FREE INCOME PORTFOLIO EDGAR
20. Nov 26, 2025NPORT-P EDGAR

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

• FIRST TRUST PORTFOLIOS LPSCHEDULE 13G, 2 filings Feb 2, 2022 to Jul 27, 2026⁴²

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 100. Change is in shares since the quarter before.

13F reports cover disclosed long positions in U.S. stocks only.

SEC filer profile

How NUVEEN SELECT TAX FREE INCOME PORTFOLIO is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

• Name on EDGARNUVEEN SELECT TAX FREE INCOME PORTFOLIO¹
• CIK0000883618
• Employer ID (EIN)36-3806843¹
• Fiscal year endsMarch 31¹
• Business address333 W Wacker Dr, Chicago, IL 60606¹
• Phone3129178200¹
• On EDGAR sinceMay 31, 1995¹
• Filings464 in all: 3 (78), 40-17G (39), DEF 14A (30), N-Q (29), NPORT-P (28), NSAR-B (24), N-CSR (23), N-CSRS (23)¹
  All 39 form types

  N-PX (23), NSAR-A (23), 425 (18), N-30D (17), DEFA14A (14), CORRESP (12), PRE 14A (10), 40-17G/A (9), 424B3 (8), N-CEN (7), 40-APP/A (6), 497 (4), 8-K (4), EFFECT (4), 40-APP (3), 424B2 (3), N-2/A (3), POS EX (3), 4 (2), N-14 8C (2), N-14 8C/A (2), N-2 (2), SC 13G (2), SC 13G/A (2), DEL AM (1), N-2ASR (1), N-CSR/A (1), N-CSRS/A (1), NPORT-EX (1), NT N-CEN (1), SCHEDULE 13G (1)

• Latest filingsProxy statement (DEF 14A) Jul 2, 2026
  Latest 8-K (8-K) Mar 6, 2024