Renaissance Technologies (RenTech)'s ERO Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC) currently holds 420,876 shares of Ero Copper Corp. (ERO) worth $11.22 M, representing 0.02% of the portfolio. First purchased in 2021-Q2, this medium-term investment has been held for 10 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in ERO, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2026, adding 372,400 shares. Largest reduction occurred in Q1 2022, reducing 193,800 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Ero Copper (ERO) Holding Value Over Time
Track share changes against reported price movement
Quarterly Ero Copper (ERO) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +372,400 | Add 768.22% | 420,876 | $26.67 |
| Q4 2025 | +48,476 | New Buy | 48,476 | $28.29 |
| Q2 2025 | -125,100 | Sold Out | 0 | $0.00 |
| Q1 2025 | -135,200 | Reduce 51.94% | 125,100 | $12.12 |
| Q4 2024 | +260,300 | New Buy | 260,300 | $13.48 |
| Q2 2022 | -175,500 | Sold Out | 0 | $0.00 |
| Q1 2022 | -193,800 | Reduce 52.48% | 175,500 | $14.67 |
| Q4 2021 | +226,100 | Add 157.89% | 369,300 | $15.26 |
| Q3 2021 | +123,100 | Add 612.44% | 143,200 | $17.74 |
| Q2 2021 | +20,100 | New Buy | 20,100 | $20.95 |
Renaissance Technologies (RenTech)'s Ero Copper Investment FAQs
Renaissance Technologies (RenTech) first purchased Ero Copper Corp. (ERO) in Q2 2021, acquiring 20,100 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Renaissance Technologies (RenTech) has held Ero Copper Corp. (ERO) for 10 quarters since Q2 2021.
Renaissance Technologies (RenTech)'s largest addition to Ero Copper Corp. (ERO) was in Q1 2026, adding 420,876 shares worth $11.22 M.
According to the latest 13F filing for Q1 2026, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC, owns 420,876 shares of Ero Copper Corp. (ERO), valued at approximately $11.22 M.
As of the Q1 2026 filing, Ero Copper Corp. (ERO) represents approximately 0.02% of Renaissance Technologies (RenTech)'s publicly disclosed stock portfolio, making it one of their key holdings.
Renaissance Technologies (RenTech)'s peak holding in Ero Copper Corp. (ERO) was 420,876 shares, as reported at the end of Q1 2026.