| UCB | United Community Banks Inc | 29.64 | 29.36 | 29.51 | 116.9K | 0.16 | | 0.53 | |
| UDR | United Dominion Realty Trust | 34.56 | 34.21 | 34.55 | 337.7K | 0.08 | | 0.22 | |
| UGP | Ultrapar Participacoes S.A. ADR | 4.150 | 4.100 | 4.125 | 639.2K | -0.070 | | 1.67 | |
| UHA.B | U-Haul Holding Series N Non-Voting | 45.39 | 44.57 | 44.78 | 797.2K | -0.24 | | 0.53 | |
| UHS | Universal Health Services | 230.0 | 223.1 | 228.5 | 147.6K | -0.2 | | 0.08 | |
| UHT | Universal Health Realty Income Trust | 41.25 | 39.15 | 39.22 | 14.1K | -0.64 | | 1.61 | |
| UMC | United Microelectronics Corp ADR | 7.210 | 7.080 | 7.205 | 2.48M | 0.150 | | 2.13 | |
| USA | Liberty All-Star Equity Fund | 5.990 | 5.910 | 5.935 | 1.32M | -0.001 | | 0.01 | |
| USAC | USA Compression Partners LP | 23.76 | 23.10 | 23.76 | 50.0K | 0.36 | | 1.54 | |
| USNA | Usana Health Sciences Inc | 18.89 | 18.58 | 18.59 | 31.4K | -0.18 | | 0.93 | |
| UTF | Cohen & Steers Infrastructure Fund | 24.02 | 23.80 | 23.84 | 170.3K | -0.09 | | 0.38 | |
| UTI | Universal Technical Institute Inc | 29.67 | 28.72 | 29.10 | 61.1K | 0.15 | | 0.50 | |
| UVE | Universal Insurance Holdings Inc | 34.18 | 33.11 | 33.30 | 28.7K | -0.50 | | 1.48 | |
| UWM.W | Uwm Hldg Corp WT [Uwmc/W] | 0.0341 | 0.0300 | 0.0301 | 42.3K | -0.0061 | | 16.85 | |
| UZD | United States Cellular Corp 6.250% | 21.21 | 20.72 | 20.78 | 2.8K | -0.09 | | 0.43 | |
| UZE | United States Cellular Corp | 18.02 | 17.83 | 17.94 | 6.4K | 0.03 | | 0.17 | |
| UZF | United States Cellular Corp 5.500% | 18.10 | 17.57 | 17.94 | 4.4K | -0.13 | | 0.73 | |