Cosan S.A. (CSAN) Institutional Ownership

Ownership Summary

Cosan S.A. (NYSE:CSAN) has 74 institutional investors that have filed 13F reports for the period ending March 2026.

• These investors collectively held 0.2% of Cosan's outstanding shares in March 2026, down from 0.2% in December 2025.
• Their total shares held in CSAN decreased -3.36% from the prior quarter, while the number of investors in Cosan decreased 15.91% year over year.
• Among the 74 funds, 40 bought more Cosan shares, 25 sold down, and 9 held their ground.
• The aggregate institutional position in Cosan amounted to 18.74Mn shares as of March 2026, down by 651.58K shares quarter on quarter, and up 3.05Mn shares year over year.
• RENAISSANCE TECHNOLOGIES LLC is the top holder of Cosan as of March 31, 2026, with 3.81Mn shares representing 0.04% of outstanding stock.
• The most significant purchases of CSAN for the quarter ending March 2026 came from MARSHALL WACE, LLP (1.5Mn), TWO SIGMA INVESTMENTS, LP (502.05K), CITADEL ADVISORS LLC (390.16K), Monaco Asset Management SAM (330.0K), BTG Pactual Asset Management US LLC (247.68K).
• The largest sales of CSAN for the quarter ending March 2026 came from UBS Group AG (2.63Mn), BALYASNY ASSET MANAGEMENT L.P. (732.06K), XTX Topco Ltd (351.38K), Tejara Capital Ltd (289.75K), Naman Capital Ltda (271.94K).
• Per Business Quant, the top 10 investors in CSAN for the quarter ending March 2026 include RENAISSANCE TECHNOLOGIES LLC (3.81Mn), Monaco Asset Management SAM (3.33Mn), MARSHALL WACE, LLP (2.37Mn), Aquamarine Financial (Cayman) Ltd (2.1Mn), Morgan Stanley (1.35Mn), UBS Group AG (863.44K), JANE STREET GROUP, LLC (596.57K), TWO SIGMA INVESTMENTS, LP (502.05K), CITADEL ADVISORS LLC (390.16K), Massar Capital Management, LP (300.17K).