Aura Minerals (AUGO)Robeco Schweiz AG added to its stake +121K shares

407K

Shares reported · +121K vs prior quarter

0.41%

Disclosed portfolio weight

$25.6M

Reported value

Holdings as of

Jun 30, 2026

Filed

Jul 28, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. May 26, 2026InsiderDirector sold ~$155K of AUGO shares in the open market
2. May 28, 2026InsiderDirector sold ~$2.49M of AUGO shares in the open market
3. May 29, 2026InsiderDirector sold ~$7.75M of AUGO shares in the open market
4. Jun 9, 2026InsiderDirector sold ~$521K of AUGO shares in the open market
5. Jun 19, 2026Insider · 1 personInsiders: 2 sales (~$1.4M)
6. Jun 22, 2026InsiderOfficer sold ~$412K of AUGO shares in the open market
7. Jun 26, 2026InsiderOfficer sold ~$1.46M of AUGO shares in the open market
8. Jun 30, 2026Insider · 1 personInsiders: 3 sales (~$3.7M)
9. Jul 1, 2026InsiderOfficer sold ~$150K of AUGO shares in the open market
10. Jul 2, 2026InsiderOfficer sold ~$1.24M of AUGO shares in the open market

What came next

1. Aug 7, 2026Insider · 2 peopleInsiders: 2 sales (~$4.2M)
2. Aug 10, 2026InsiderOfficer sold ~$3.75M of AUGO shares in the open market
3. Aug 17, 2026Insider · 3 peopleInsiders: 1 purchase (~$868K), 2 sales (~$277K)
4. Aug 19, 2026Insider · 2 peopleInsiders: 2 sales (~$5.8M)
5. Aug 20, 2026Insider · 1 personInsiders: 3 sales (~$14.1M)
6. Aug 21, 2026Insider · 1 personInsiders: 2 sales (~$20.3M)
7. Aug 24, 2026Insider · 1 personInsiders: 2 sales (~$10.8M)
8. Aug 25, 2026InsiderDirector sold ~$1.69M of AUGO shares in the open market
9. Aug 26, 2026InsiderDirector sold ~$3.41M of AUGO shares in the open market
10. Aug 27, 2026InsiderDirector sold ~$445K of AUGO shares in the open market
11. Aug 28, 2026Insider · 1 personInsiders: 4 purchases (~$21.8M), 6 sales (~$19.2M)
12. Aug 31, 2026Insider · 1 personInsiders: 1 purchase (~$799), 3 sales (~$10.4M)
13. Sep 1, 2026Insider · 1 personInsiders: 1 purchase (~$81), 2 sales (~$113K)
14. Sep 2, 2026Insider · 1 personInsiders: 3 sales (~$2.4M)
15. Sep 3, 2026InsiderDirector sold ~$7.33M of AUGO shares in the open market
16. Sep 4, 2026InsiderDirector sold ~$154K of AUGO shares in the open market
17. Sep 8, 2026InsiderDirector sold ~$52K of AUGO shares in the open market
18. Sep 9, 2026Insider · 1 personInsiders: 2 sales (~$5.1M)
19. Sep 11, 2026Insider · 1 personInsiders: 4 sales (~$8.1M)
20. Sep 14, 2026InsiderDirector sold ~$302K of AUGO shares in the open market

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Aura Minerals

For Aura Minerals, OQRO holds 63 insider filings (SEC Form 4 or Form 144) and 1 fund holdings report (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its AUGO page.

How this filing works

• SEC Form 13F

Other disclosures at Aura Minerals

• SEC Form 4Oct 1, 2026
• SEC Form 4Oct 1, 2026
• SEC Form 4Oct 1, 2026
• SEC Form 4Sep 28, 2026
• SEC Form 4Sep 24, 2026
• SEC Form 4Sep 24, 2026

Everything OQRO holds on this company is on its AUGO page.