Nuveen Select Tax-Free Income Portfolio

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Nuveen Select Tax-Free Income Portfolio

NXP·NYSE·Unknown·CIK 0000883618

Nuveen Select Tax-Free Income Portfolio is a closed-ended fixed income mutual fund. It was launched by Nuveen Investments Inc. and is co-managed by Nuveen Fund Advisors LLC and Nuveen Asset Management, LLC. The fund invests in the fixed income markets of the United States, specifically focusing on investment-grade municipal securities. These securities are rated Baa and BBB or better. The fund measures its performance against two benchmarks: the Standard & Poor's (S&P) National Municipal Bond Index and the Lipper General and Insured Unleveraged Municipal Debt Funds Average. Nuveen Select Tax-Free Income Portfolio was established on March 19, 1992, and is domiciled in the United States.

Nuveen Select Tax-Free Income Portfolio (NYSE:NXP) is a publicly traded company in the Unknown sector.

Short Interest & Short Volume

1.00 days to cover

FINRA reported short interest of 32,092 shares in NXP as of the September 15, 2026 settlement, a 64.0% decrease from the prior period — about 1.0 days to cover at its recent average daily volume. On October 2, 2026, 48.3% of NXP volume reported to FINRA trade-reporting facilities was marked short.

Short interest (bi-monthly positions)32,092 shares as of September 15, 2026

Change vs prior period▼ 64.0%

Days to cover1.00 at avg daily volume of 216,798

Daily short volume (FINRA facilities)48.3% of 144,445 shares on October 2, 2026

5-day average short volume59.5%

Daily short sale volume covers trades reported to FINRA trade-reporting facilities and is not the same as short interest (bi-monthly reported positions). Source: FINRA — FINRA is the owner and source of this short interest and short sale volume data; it may not be redistributed.

Dilution Risk

Low risk

Filing-implied dilution signals for NXP, detected from its recent SEC filings · based on capital-structure filings through 2026-10-02.

1 recent capital raise

Use of Proceeds Amendment · No Change to Offering Terms

A filing-implied signal, not a realized share count. How Wiseek tracks dilution →

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Filing Type

Date Range

Research tools: Filing Impact Index Dilution Tracker Split Calendar Open Datasets

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