| IAG | Insurance Australia Group Ltd. | 7.680 | 7.490 | 7.600 | 4.89M | 0.010 | | 0.13 | |
| IAGPE | Insurance Australia Group Ltd. Preferred | 105.5 | 105.3 | 105.5 | 3.9K | 0.0 | | 0.02 | |
| IAM | Income Asset Management Group Limited | 0.0330 | 0.0300 | 0.0300 | 989.8K | -0.0030 | | 9.09 | |
| IDX | Integral Diagnostics Ltd. | 2.670 | 2.610 | 2.620 | 1.2M | -0.010 | | 0.38 | |
| IG6 | International Graphite Ltd. | 0.0750 | 0.0720 | 0.0720 | 355.5K | -0.0040 | | 5.26 | |
| IISV | Intelligent Investor Select Value Shares | 3.490 | 3.460 | 3.460 | 23.2K | -0.050 | | 1.42 | |
| ILA | Island Pharmaceuticals Ltd. | 0.4200 | 0.3750 | 0.3900 | 384.3K | 0.0150 | | 4.00 | |
| IMLC | Investors Mutual Concentrated Australian | 4.150 | 4.150 | 4.150 | 242 | 0.020 | | 0.48 | |
| IMR | Imricor Medical Systems, Inc. | 2.060 | 1.940 | 1.980 | 1.0M | -0.070 | | 3.41 | |
| ITS | Interstaff Recruitment Ltd | 0.5550 | 0.5200 | 0.5200 | 5.0K | -0.0100 | | 1.89 | |
| IVR | Investigator Resources Ltd. | 0.1500 | 0.1300 | 0.1400 | 9.82M | -0.0100 | | 6.67 | |