# EDGAR Filing Document

**Accession Number:** 0000820892
**File Stem:** 0001193125-23-075350
**Filing Date:** 2023-3
**Character Count:** 1910
**Document Hash:** 81e81c087d9932ef1dff2c7c0d95d4bf
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-23-075350.hdr.sgml**: 20230321

**ACCESSION NUMBER**: 0001193125-23-075350

**CONFORMED SUBMISSION TYPE**: 497K

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230321

**DATE AS OF CHANGE**: 20230321

**EFFECTIVENESS DATE**: 20230321

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NUVEEN INVESTMENT FUNDS INC
- **CENTRAL INDEX KEY:** 0000820892
- **IRS NUMBER:** 411418224
- **STATE OF INCORPORATION:** MD
- **FISCAL YEAR END:** 1031

**FILING VALUES:**
- **FORM TYPE:** 497K
- **SEC ACT:** 1933 Act
- **SEC FILE NUMBER:** 033-16905
- **FILM NUMBER:** 23747985

**BUSINESS ADDRESS:**
- **STREET 1:** 333 WEST WACKER DR.
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606
- **BUSINESS PHONE:** 312-917-8146

**MAIL ADDRESS:**
- **STREET 1:** 333 WEST WACKER DR.
- **CITY:** CHICAGO
- **STATE:** IL
- **ZIP:** 60606

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** FIRST AMERICAN INVESTMENT FUNDS INC
- **DATE OF NAME CHANGE:** 19920703

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** SECURAL MUTUAL FUNDS INC
- **DATE OF NAME CHANGE:** 19910627

## Series and Classes Contracts Data

### Nuveen Credit Income Fund (Series ID: S000005544)

| Class ID   | Class Name   | Ticker Symbol   |
|:---|:---|:---|
| C000015076 | Class A      | FJSIX           |
| C000015078 | Class C      | FCSIX           |
| C000015080 | Class I      | FJSYX           |

**NUVEEN CREDIT INCOME FUND** 

**SUPPLEMENT DATED MARCH 21, 2023** 

**TO THE SUMMARY PROSPECTUS DATED DECEMBER 29, 2022** 

Mark Zheng, CFA, Senior Director, has been named a portfolio manager of Nuveen Credit Income Fund. Jean C. Lin, Karina Bubeck, Aash Parekh and Brenda A. Langenfeld will continue to serve as portfolio managers for the Fund. Anders Persson is no longer a portfolio manager of the Fund.

PLEASE KEEP THIS WITH YOUR

FUND'S SUMMARY PROSPECTUS

FOR FUTURE REFERENCE

MGN-FHIS-0323P