| UCB | United Community Banks Inc | 33.91 | 33.25 | 33.75 | 197.6K | 0.59 | | 1.76 | |
| UDR | United Dominion Realty Trust | 34.56 | 34.11 | 34.29 | 933.8K | 0.33 | | 0.96 | |
| UGP | Ultrapar Participacoes S.A. ADR | 7.850 | 7.550 | 7.760 | 1.93M | -0.080 | | 1.02 | |
| UHA.B | U-Haul Holding Series N Non-Voting | 49.88 | 48.67 | 49.84 | 349.8K | 0.57 | | 1.16 | |
| UHS | Universal Health Services | 190.6 | 187.3 | 188.1 | 81.2K | 2.2 | | 1.20 | |
| UHT | Universal Health Realty Income Trust | 38.98 | 38.00 | 38.04 | 22.3K | 0.36 | | 0.96 | |
| UMC | United Microelectronics Corp ADR | 20.86 | 20.25 | 20.55 | 4.68M | -0.86 | | 4.00 | |
| USA | Liberty All-Star Equity Fund | 5.920 | 5.870 | 5.913 | 451.7K | 0.043 | | 0.73 | |
| USAC | USA Compression Partners LP | 25.76 | 24.77 | 24.86 | 240.4K | 0.68 | | 2.70 | |
| USNA | Usana Health Sciences Inc | 15.99 | 15.39 | 15.55 | 29.2K | 0.28 | | 1.83 | |
| UTF | Cohen & Steers Infrastructure Fund | 25.75 | 25.40 | 25.45 | 122.2K | -0.05 | | 0.18 | |
| UTI | Universal Technical Institute Inc | 21.39 | 20.04 | 20.58 | 365.3K | 0.27 | | 1.30 | |
| UVE | Universal Insurance Holdings Inc | 47.68 | 46.51 | 47.02 | 27.3K | 0.32 | | 0.69 | |
| UZD | United States Cellular Corp 6.250% | 17.74 | 17.55 | 17.74 | 1.0K | 0.20 | | 1.12 | |
| UZE | United States Cellular Corp | 15.95 | 15.53 | 15.65 | 6.2K | -0.33 | | 2.04 | |
| UZF | United States Cellular Corp 5.500% | 15.87 | 15.58 | 15.87 | 711 | 0.26 | | 1.67 | |