Most Insider Buying — Last 3 Months
The 25 mining companies with the strongest net open-market insider buying over the trailing 3 months — purchases minus sells, from filings to SEDI (Canada), EDGAR (US) and ASX. We count director and officer dealings only: on the ASX that means director's-interest notices (Appendix 3X / 3Y / 3Z). Substantial-holder notices (Forms 603 / 604 / 605 — institutional 5%+ holders) are excluded because those holders are not insiders, as are grants and issuer buybacks; duplicate direct/indirect filings of the same trade are collapsed. The ranking is open-market only — the Incl. placements column adds director/officer participation in private placements (real cash conviction), kept separate so it never inflates the open-market figure.
Last updated October 5, 2026 at 10:10 PM UTC · Currency is shown per row; rankings are not normalized across currencies.
| # | Company | Buyers | Bought (3 mo) | Net buying (3 mo) | Incl. placements (3 mo) |
|---|---|---|---|---|---|
| 1 | TGN.AXTungsten Mining NL | 11 C-suite | 11.55M AUD | 11.55M AUD | 11.55M AUDno placements |
| 2 | FRS.AXForrestania Resources Limited | 11 C-suite | 4.38M AUD | 4.38M AUD | 4.38M AUDno placements |
| 3 | MTA.VMetalla Royalty & Streaming Ltd. | 1 | 2.49M USD | 2.49M USD | 2.49M USDno placements |
| 4 | IPX.AXIperionX Limited | 22 C-suite | 1.98M AUD | 1.98M AUD | 1.98M AUDno placements |
| 5 | AMI.AXAurelia Metals Limited | 11 C-suite | 1.72M AUD | 1.60M AUD | 1.60M AUDno placements |
| 6 | WIA.AXWIA Gold Limited | 11 C-suite | 1.57M AUD | 1.57M AUD | 1.57M AUDno placements |
| 7 | LTR.AXLiontown Resources Limited | 44 C-suite | 1.49M AUD | 1.49M AUD | 1.49M AUDno placements |
| 8 | PXC.LPhoenix Copper Ltd. | 1 | 1.17M GBP | 1.17M GBP | 1.17M GBPno placements |
| 9 | AR1.AXAustral Resources Australia Ltd | 11 C-suite | 988K AUD | 988K AUD | 988K AUDno placements |
| 10 | VMC.AXVenus Metals Corporation Limited | 11 C-suite | 991K AUD | 842K AUD | 842K AUDno placements |
| 11 | GLN.AXGalan Lithium Limited | 22 C-suite | 806K AUD | 806K AUD | 806K AUDno placements |
| 12 | SMI.AXSantana Minerals Limited | 33 C-suite | 729K AUD | 729K AUD | 729K AUDno placements |
| 13 | TOR.AXTorque Metals Limited | 11 C-suite | 667K AUD | 667K AUD | 667K AUDno placements |
| 14 | MFG.VMayfair Gold Corp. | 1 | 625K CAD | 625K CAD | 625K CADno placements |
| 15 | APGO.VApollo Silver Corp. | 22 C-suite | 428K CAD | 428K CAD | 428K CADno placements |
| 16 | MGU.AXMagnum Mining and Exploration Limited | 11 C-suite | 418K AUD | 418K AUD | 418K AUDno placements |
| 17 | HPR.AXHigh Peak Royalties Limited | 11 C-suite | 390K AUD | 390K AUD | 390K AUDno placements |
| 18 | S32.AXSouth32 Limited | 33 C-suite | 955K AUD | 369K AUD | 369K AUDno placements |
| 19 | SKM.AXSkylark Minerals Ltd. | 11 C-suite | 307K AUD | 307K AUD | 307K AUDno placements |
| 20 | GDM.AXGreat Divide Mining Ltd | 22 C-suite | 699K AUD | 300K AUD | 300K AUDno placements |
| 21 | PRN.AXPerenti Limited | 11 C-suite | 273K AUD | 273K AUD | 273K AUDno placements |
| 22 | NST.AXNorthern Star Resources Limited | 22 C-suite | 261K AUD | 261K AUD | 261K AUDno placements |
| 23 | CBE.AXCobre Limited | 33 C-suite | 256K AUD | 256K AUD | 276K AUDincl. 20K in placements |
| 24 | FAR.LFerro-Alloy Resources Ltd | 3 | 223K GBP | 223K GBP | 223K GBPno placements |
| 25 | C29.AXC29 Metals Limited | 11 C-suite | 222K AUD | 222K AUD | 222K AUDno placements |
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