| NAB | National Australia Bank Limited | 43.12 | 42.66 | 42.87 | 4.64M | -0.01 | | 0.02 | |
| NABPH | National Australia Bank Preferred Stock | 103.9 | 103.7 | 103.8 | 30.7K | 0.2 | | 0.18 | |
| NABPI | National Australia Bank Limited | 105.0 | 104.8 | 104.9 | 4.9K | -0.1 | | 0.10 | |
| NABPJ | National Australia Bank Preferred Stock | 104.6 | 104.2 | 104.6 | 5.1K | 0.2 | | 0.18 | |
| NABPK | National Australia Bank Perpetual | 104.4 | 104.0 | 104.2 | 7.5K | -0.6 | | 0.61 | |
| NEC | Nine Entertainment Co. Holdings Ltd. | 1.108 | 1.085 | 1.095 | 1.83M | -0.010 | | 0.90 | |
| NEU | Neuren Pharmaceuticals Ltd. | 17.44 | 16.90 | 17.10 | 354.8K | -0.33 | | 1.89 | |
| NFM | New Frontier Minerals Limited | 0.0190 | 0.0170 | 0.0170 | 687.7K | -0.0010 | | 5.56 | |
| NGI | Navigator Global Investments Ltd. | 3.220 | 3.110 | 3.180 | 900.3K | -0.010 | | 0.31 | |
| NHC | New Hope Corporation Ltd. | 4.570 | 4.455 | 4.550 | 2.12M | 0.020 | | 0.44 | |
| NME | Nex Metals Exploration Ltd. | 0.0200 | 0.0190 | 0.0190 | 394.3K | -0.0010 | | 5.00 | |
| NMR | Native Mineral Resources Holdings Ltd. | 0.0530 | 0.0490 | 0.0500 | 1.58M | -0.0020 | | 3.85 | |
| NSB | Neuroscientific Biopharmaceuticals Ltd. | 0.1550 | 0.1500 | 0.1550 | 137.3K | 0.0050 | | 3.33 | |
| NSM | North Stawell Minerals Ltd. | 0.0320 | 0.0320 | 0.0320 | 156.6K | 0.0020 | | 6.67 | |
| NST | Northern Star Resources Ltd. | 28.86 | 27.66 | 28.60 | 5.65M | 0.90 | | 3.25 | |
| NSTKOC | Northern Star Resources Ltd | 7.650 | 7.370 | 7.650 | 46.0K | 0.910 | | 13.50 | |
| NSTKOR | Northern Star Resources Ltd | 8.670 | 8.130 | 8.130 | 5.7K | -1.080 | | 11.73 | |
| NTI | Neurotech International Ltd | 0.0160 | 0.0150 | 0.0150 | 940.6K | -0.0010 | | 6.25 | |
| NUZ | Neurizon Therapeutics Limited | 0.0920 | 0.0890 | 0.0890 | 448.8K | -0.0030 | | 3.26 | |
| NVU | Montgomery County MUD No. 112 | 0.0900 | 0.0840 | 0.0840 | 4.24M | -0.0040 | | 4.55 | |