| Investor | Value | Of portfolio | Shares | Change | Quarter |
|---|---|---|---|---|---|
| Renaissance Technologies | $10.6M | 0.01% | 395.88K | −5.9% | Q2 2026 |
| Bridgewater Associates · Ray Dalio | $8.1M | 0.03% | 301.29K | −12% | Q2 2026 |
From each investor's quarterly 13F filing with the SEC: positions at the quarter's end, reported up to 45 days later. All investors
No member of Congress has disclosed a ERO trade since 2025.
From House and Senate STOCK Act reports. Members disclose trades, not holdings, as value ranges up to 45 days later, so amounts are estimates and “last move” is a hint at who still holds it, not a position. All recent congress trades
| Date | Insider | Transaction | Shares | Value |
|---|---|---|---|---|
| Sep 21, 2026 | Gosselin (Chantal)Director of Issuer | — | 1.2K | — |
| Sep 17, 2026 | Gosselin (Chantal)Director of Issuer | — | 1.2K | — |
| Sep 13, 2026 | Batista (Gelson Da Silva)Senior Officer of Issuer | — | 2.7K | — |
| Aug 27, 2026 | Strang (David Maxwell)Director of Issuer | — | 91.7K | — |
| Aug 26, 2026 | Strang (David Maxwell)Director of Issuer | Exercise of options at price 13.49 per share. | 34.1K | $460.42K |
| Aug 26, 2026 | Strang (David Maxwell)Director of Issuer | — | 34.1K | — |
| Aug 26, 2026 | Drier (Wayne)Senior Officer of Issuer | — | 10K | — |
| Aug 25, 2026 | Gosselin (Chantal)Director of Issuer | Exercise of options at price 13.47 per share. | 4.1K | $55.72K |
| Aug 25, 2026 | Gosselin (Chantal)Director of Issuer | — | 4.1K | — |
| Aug 23, 2026 | Braaten (Lyle)Director of Issuer | Disposition in the public market at price 38.54 per share. | 10K | $385.40K |
| Aug 23, 2026 | Hundal, DeepkSenior Officer of Issuer | Exercise of options at price 13.03 per share. | 2.5K | $32.58K |
| Aug 23, 2026 | Hundal, DeepkSenior Officer of Issuer | — | 2.5K | — |
| Aug 20, 2026 | Busby, StevenDirector of Issuer | Exercise of options at price 13.58 per share. | 4.1K | $56.18K |
| Aug 20, 2026 | Busby, StevenDirector of Issuer | — | 4.1K | — |
| Aug 20, 2026 | Hannigan (Brett Ronald)Senior Officer of Issuer | Exercise of options at price 15.06 per share. | 3.9K | $59.10K |
| Aug 20, 2026 | Hannigan (Brett Ronald)Senior Officer of Issuer | — | 3.9K | — |
| Aug 20, 2026 | Wright (John H)Director of Issuer | — | 25K | — |
| Aug 19, 2026 | Wright (John H)Director of Issuer | — | 1K | — |
| Aug 13, 2026 | Defilippo (Makko Aaron)Director of Issuer | — | 3.9K | — |
| Aug 11, 2026 | Braaten (Lyle)Director of Issuer | Exercise of options at price 13.25 per share. | 4.1K | $54.81K |
| Year | Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | Year |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 18.5 | 2.0 | -22.0 | -3.1 | 17.8 | -12.1 | 0.6 | 38.0 | -1.2 | -1.5 | +27.7% | ||
| 2025 | -0.6 | -11.8 | 2.5 | 2.9 | 13.2 | 19.4 | -19.8 | 6.1 | 41.1 | 5.5 | 18.8 | 11.5 | +109.9% |
| 2024 | -0.8 | 8.9 | 13.0 | 5.8 | 4.5 | 0.4 | -8.8 | 5.4 | 8.4 | -17.6 | -17.0 | -11.4 | −14.6% |
| 2023 | 19.2 | -4.5 | 12.7 | 11.6 | -16.0 | 22.4 | 18.8 | -13.9 | -16.6 | -21.3 | -9.1 | 28.1 | +14.8% |
| 2022 | -18.6 | 14.5 | 2.7 | -1.6 | -14.1 | -31.9 | 17.4 | -4.3 | 16.2 | 3.5 | 11.1 | 8.8 | −10.1% |
| 2021 | -10.6 | 23.5 | -4.6 | 15.9 | 17.7 | -9.8 | -4.4 | -5.5 | -6.6 | 5.1 | -12.2 | -6.7 | −5.7% |
| 2020 | -24.6 | -22.5 | -28.6 | 49.9 | 2.8 | 24.5 | -16.6 | 23.8 | -3.1 | -10.2 | 32.1 | -6.2 | −11.0% |
| 2019 | 32.6 | 27.7 | -4.7 | 14.7 | -9.9 | 34.8 | 15.9 | -21.9 | -1.3 | -13.3 | 23.8 | 16.8 | +151.7% |
| 2018 | 0.8 | 4.0 | 5.9 | -5.3 | 17.1 | -1.2 | -11.2 | 3.4 | 35.4 | -17.2 | -3.3 | 0.3 | +21.4% |
| 2017 | 32.0 | 12.9 | +49.0% |
Ero Copper Corp. engages in the exploration, development, and production of mining projects in Brazil. Its flagship asset includes Caraíba operations that comprise the production and sale of copper concentrates located in Bahia State, Brazil, as well as gold and silver produced and sold as by-products. The company was incorporated in 2016 and is headquartered in Vancouver, Canada.
Buy / hold / sell counts