X0101 24F-2NT LIVE 0000820892 XXXXXXXX N-1A NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Mid Cap Growth Opportunities Fund S000005553 I C000015115 A C000015111 R6 C000123979 811-05309 033-16905 10/31/2023 false false S000005553 10199399.05 79581168.46 1110018466 1189599634.46 0 (1179400235.41) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024 NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Mid Cap Value Fund S000005556 R6 C000202060 C C000015128 A C000015126 I C000015130 811-05309 033-16905 10/31/2023 false false S000005556 118189774.01 150059245.14 391545386 541604631.14 0 (423414857.13) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024 NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Small Cap Select Fund S000005569 A C000015168 I C000015172 R6 C000199174 811-05309 033-16905 10/31/2023 false false S000005569 15838257.31 27150709.05 840284441 867435150.05 0 (851596892.74) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024 NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Dividend Value Fund S000005579 C C000015210 R6 C000123980 I C000015212 A C000015208 811-05309 033-16905 10/31/2023 false false S000005579 585052868.71 820742111.63 214294991 1035037102.63 0 (449984233.92) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024 NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Large Cap Select Fund S000005551 C C000015103 A C000015101 I C000015105 811-05309 033-16905 10/31/2023 false false S000005551 9524634.31 9881710.62 238346113 248227823.62 0 (238703189.31) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024 NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Small Cap Value Fund S000005570 C C000015175 I C000015177 R6 C000171405 A C000015173 811-05309 033-16905 10/31/2023 false false S000005570 87885973.63 139202623.43 1709038257 1848240880.43 0 (1760354906.8) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024 NUVEEN INVESTMENT FUNDS INC 333 West Wacker Drive Chicago IL X1 60606 Nuveen Small Cap Growth Opportunities Fund S000005567 A C000015158 R6 C000171404 I C000015162 811-05309 033-16905 10/31/2023 false false S000005567 49696974.64 35662399.83 117481652 153144051.83 0 (103447077.19) 0.0001476 0 0 0 0 0 Jon Scott Meissner MD Tax & Financial Reporting, Fund Administration 01/25/2024