| UCB | United Community Banks Inc | 30.32 | 29.71 | 30.27 | 495.9K | 0.18 | | 0.60 | |
| UDR | United Dominion Realty Trust | 35.13 | 34.57 | 35.06 | 1.92M | 0.49 | | 1.42 | |
| UGP | Ultrapar Participacoes S.A. ADR | 4.385 | 4.325 | 4.360 | 2.05M | 0.110 | | 2.59 | |
| UHA.B | U-Haul Holding Series N Non-Voting | 48.66 | 47.60 | 48.28 | 461.1K | 0.41 | | 0.86 | |
| UHS | Universal Health Services | 226.2 | 221.5 | 224.4 | 505.5K | 1.8 | | 0.80 | |
| UHT | Universal Health Realty Income Trust | 39.60 | 38.79 | 39.54 | 58.2K | 0.49 | | 1.25 | |
| UMC | United Microelectronics Corp ADR | 7.410 | 7.320 | 7.380 | 7.85M | -0.050 | | 0.67 | |
| USA | Liberty All-Star Equity Fund | 6.300 | 6.250 | 6.270 | 989.8K | 0.010 | | 0.16 | |
| USAC | USA Compression Partners LP | 24.11 | 23.39 | 24.00 | 145.3K | 0.55 | | 2.35 | |
| USNA | Usana Health Sciences Inc | 19.32 | 18.69 | 19.01 | 202.1K | -0.17 | | 0.89 | |
| UTF | Cohen & Steers Infrastructure Fund | 24.22 | 23.96 | 24.22 | 635.4K | 0.25 | | 1.04 | |
| UTF- | Cohen & Steers Infrastructre Fd Inc | 0.0550 | 0.0216 | 0.0450 | 2.05M | 0.0221 | | 96.51 | |
| UTI | Universal Technical Institute Inc | 29.98 | 29.42 | 29.79 | 408.1K | 0.14 | | 0.47 | |
| UVE | Universal Insurance Holdings Inc | 35.32 | 34.65 | 34.98 | 255.1K | 0.40 | | 1.16 | |
| UWM.W | Uwm Hldg Corp WT [Uwmc/W] | 0.0600 | 0.0406 | 0.0461 | 13.3K | 0.0060 | | 14.96 | |
| UZD | United States Cellular Corp 6.250% | 21.50 | 21.36 | 21.50 | 938 | 0.19 | | 0.88 | |
| UZE | United States Cellular Corp | 18.26 | 18.07 | 18.24 | 7.7K | -0.02 | | 0.11 | |
| UZF | United States Cellular Corp 5.500% | 18.26 | 18.15 | 18.22 | 3.5K | 0.05 | | 0.28 | |