| IAG | Insurance Australia Group Ltd. | 8.120 | 7.960 | 8.080 | 4.33M | -0.040 | | 0.49 | |
| IAGPE | Insurance Australia Group Ltd. Preferred | 105.5 | 105.1 | 105.1 | 964 | -0.2 | | 0.22 | |
| IDX | Integral Diagnostics Ltd. | 2.100 | 2.010 | 2.060 | 880.6K | 0.040 | | 1.98 | |
| IISV | Intelligent Investor Select Value Shares | 3.120 | 3.100 | 3.100 | 9.5K | -0.010 | | 0.32 | |
| IMB | Intelligent Monitoring Group Ltd. | 0.6950 | 0.6300 | 0.6300 | 663.5K | -0.0150 | | 2.33 | |
| IMR | Imricor Medical Systems, Inc. | 2.010 | 1.930 | 1.980 | 154.8K | -0.010 | | 0.50 | |
| INF | Infinity Lithium Corporation Ltd. | 0.0090 | 0.0080 | 0.0080 | 831.6K | -0.0010 | | 11.11 | |
| ITS | Interstaff Recruitment Ltd | 0.3600 | 0.3600 | 0.3600 | 28 | -0.0050 | | 1.37 | |
| IVR | Investigator Resources Ltd. | 0.0525 | 0.0490 | 0.0490 | 8.08M | -0.0020 | | 3.92 | |