Renaissance Technologies (RenTech)'s CSAN Position Overview
Renaissance Technologies (RenTech) (via Renaissance Technologies LLC (Rentech)) currently holds 4.06 M shares of Cosan S.A. (CSAN) worth $16.05 M, representing 0.02% of the portfolio. First purchased in 2021-Q1, this medium-term investment has been held for 20 quarters.
Based on 13F filings, Renaissance Technologies (RenTech) has maintained a strategic position in CSAN, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2025, adding 250,700 shares. Largest reduction occurred in Q3 2025, reducing 459,800 shares.
Analysis based on 13F filings available since 2013 Q2
Renaissance Technologies (RenTech)'s Cosan (CSAN) Holding Value Over Time
Track share changes against reported price movement
Quarterly Cosan (CSAN) Trades by Renaissance Technologies (RenTech)
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -171,200 | Reduce 4.04% | 4.06 M | $3.95 |
| Q3 2025 | -459,800 | Reduce 9.80% | 4.23 M | $4.60 |
| Q2 2025 | +250,700 | Add 5.64% | 4.69 M | $5.05 |
| Q1 2025 | +160,500 | Add 3.75% | 4.44 M | $5.22 |
| Q4 2024 | -315,300 | Reduce 6.86% | 4.28 M | $5.44 |
| Q3 2024 | -222,800 | Reduce 4.62% | 4.6 M | $9.56 |
| Q2 2024 | +100,700 | Add 2.13% | 4.82 M | $9.74 |
| Q1 2024 | -53,200 | Reduce 1.11% | 4.72 M | $12.95 |
| Q4 2023 | -166,795 | Reduce 3.38% | 4.77 M | $15.66 |
| Q3 2023 | +9,095 | Add 0.18% | 4.94 M | $13.59 |
| Q2 2023 | -256,700 | Reduce 4.95% | 4.93 M | $0.01 |
| Q1 2023 | +126,402 | Add 2.50% | 5.19 M | $0.01 |
| Q4 2022 | -399,702 | Reduce 7.32% | 5.06 M | $0.01 |
| Q3 2022 | -403,600 | Reduce 6.88% | 5.46 M | $12.88 |
| Q2 2022 | -70,200 | Reduce 1.18% | 5.86 M | $13.90 |
| Q1 2022 | -177,100 | Reduce 2.90% | 5.93 M | $19.80 |
| Q4 2021 | -236,800 | Reduce 3.73% | 6.11 M | $15.67 |
| Q3 2021 | -174,600 | Reduce 2.68% | 6.35 M | $16.75 |
| Q2 2021 | -216,700 | Reduce 3.22% | 6.52 M | $19.02 |
| Q1 2021 | +6.74 M | New Buy | 6.74 M | $16.15 |
Renaissance Technologies (RenTech)'s Cosan Investment FAQs
Renaissance Technologies (RenTech) first purchased Cosan S.A. (CSAN) in Q1 2021, acquiring 6,740,082 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 Cosan S.A. (CSAN) for 20 quarters since Q1 2021.
Renaissance Technologies (RenTech)'s largest addition to Cosan S.A. (CSAN) was in Q1 2021, adding 6,740,082 shares worth $108.85 M.
According to the latest 13F filing for Q4 2025, Renaissance Technologies (RenTech)'s firm, Renaissance Technologies LLC (Rentech), owns 4,062,982 shares of Cosan S.A. (CSAN), valued at approximately $16.05 M.
As of the Q4 2025 filing, Cosan S.A. (CSAN) 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 Cosan S.A. (CSAN) was 6,740,082 shares, as reported at the end of Q1 2021.